21st Bomber Command Tactical Mission Report 297

8/6/2019 21st Bomber Command Tactical Mission Report 297

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: N A T H A N F T W IN IN C 1.

uU I S S I ,O N N O . 297-302F L O W N 28/29 JUl ' (14-5

C O P Y N O . 6

HEADQUARTERST W E N T IE T H A IR F O R C EAPO 214

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L.Qll~!.QE~T:b.isnepqrt inc Judea an aceount

of the first missions r:;f the TwentiethAir Farce uti1izi~ Psychological'ira'];:fare in their ejCecati 01.

II


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Targets I Urban Al!eas of TSUt Acmori, Ichincr.Jciya. Ujiya:cada"Ogaki andt J ' w a:j. imal~

HEADQI J 1\l!I'1!:BST' IlENTIEI 'a AlB. FORCEi l .po2234'I'ACT'IOAL MISS::Ii{N REl'0Rl'

Missi.QlS No. 297.< 298. 299. 300 30.1& 302Fie lc1 Order No.t' 10

28/29 July 1945Tableof' contents

Tactical Narrative '., ... ,., ., ..... .' . . Annex A .. Operations. 0. ,. ,. ,. ., .... ,. ...Part I..Navigation T.Taok ohart'andReport" ...Part II .. :Radar A.pprcacb Gharts ,. ,. ,. ..

Pe'rt III .. Mean Po:i;nts of Impact ... ' Part IV .. 13crnbi:og. ,. " ... .. .. ". .. ..Part V .. Flight Engineering Chart

, and Report.. ,. ,. Part VI _ : a a d a . ~ . . . . , . . .Part VII ...Gunnery. ~, ...... -. .... .Part VIII .. Air-Sea' Be.sc,ue Charlo.. ,..

Ap.nexB - Weather- .. .. .. .. ,. ..... .... Part I - IIeather Summary..',.,'. .. " ,.. .. ...Part II_hart ... Predicted VB-

Observed;teather" " ,. Part III .. lrognost ie Map .. '. ..l-'a.rt rI...ynoptic Map. ... .. '... AnneX. C ... Cornr::iU.'I!li,cat,il)l3.. .. ..

Part I .. R d M I I ' , . , . . . . " . . . . . Part 11- Raidi0 ,. " ,. .. ..'.. , . ~ . .An,ne" D - lntelligence ... ... .' ... " ... ..Part I .. Psychologj.cal '\'laI1'are. .. ..

Part II -Enemy Air Dpllcs1t:l.cn. .'Part III .. Eneny Antieiroraft .. Part 'rJ ' . . DaMage ASsessm.ent .. .... SeetleD. A .. Iehincniya e' .' Seotion B .. Uiiyanrula: '. ,. Secti en C.. Ogaki .. .. .. Sect ien D .. Uwej iI:la;.

AnneX. E .. OOIlSolidated Statistioa.l S~y.A.Dnex.F - Twentieth Air Force Field (4-der

, . .. . . " .Annex G - Distributi en e ...... ;

Prepa.red By: A.-2Seot1cnTwentieth Air Force

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pa.ge No..1

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1820212728

3032333435 ~3 6 ~,"~. 38 :t39 , =.. .4 0 " " -- ~ -.t. -::414 24 446474 8495454565 86062758 3


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HEADI') ,U . .RTERSTNENl'IEI'H :.IE :FORCE.U'O 23 4SUBJ".ECT:Beport of Incendiary Attacks .AgaitlBt t be Urban Lae8>9of Tau.'.a:nori, lchina:niya., UJi.ya.roada . Ogald and UwajirM on 28/29 July 1945..TO I qanmanding General,. U.S.''':r:my Strategic '''lr Forces, AP0234.Sa.D Franc 1000, Ca1ifornie.

1. IDmJ:l'IFIC."TION OF REPORl';a. Maier Operations onthi,s Date, Field. Order Number a c ,

Headquarter.s Til"entieth Air .Foree, dated Z1 Ju.ly 1 '945 . directe d t!Ja 5 8 th.7.3rd. 3 13th,. 314th and 31St h Banberame.nt ~iings to ta 1 m part in nonnaf,-,eft ort at tacks against 6 urban indust rial areas and the Shimotz.u 011:Refinery at 'Nakayama .

b.,Operations Reported Herein! This Tactical Mission Reportinc ludes the f0110\'11ng inee ndie.t"y mis si ODS. for which no sec CZlaTy orlast resort targets wers named,Miss im ForceNu.mbe.r Wing Assigned

2 0 / 1 58th 2 GrOJp;!298 S8th. 2 GrOJ.ps2 9 9 7.3~d 1 . ) , GrOJ..psJC('I 313th J Grmps301 3.14th J Gr OlP.S302 31,il-th 1roup

Primal7{ Visual and Radar TargetTau Urban .\reaAanori Urban AreaIcbl,naniya U:t:oonAreaUj ijlaIl)ada Urban _'U'eaOgaki Urban .\reaUwajima Urban Area

" c. Operations Reported Separatekl The attack against theShlm.~tzu Oil Refinery by the 31.5th Wing is i001uded i.n a separ eteTact~calMissioil Report \7hich canbines Misai ens Number 303, 310 and315 executed b;V that ;Ung. .

2. MISSI CN PL\illNllilG:a. Selecti on of Targets;

11. .(l)T~rget~ ~onsidered: The remainder of' the 180 Japanesesma urban industnal c~hea marked for attack that had not beensucce.safully bcmbed on ... " .... . ..ien of th.. .. preV1QlS strikes ,/ere cons1dared an the select-e targets for these miss ions.

be. (2) T{ll"gets Selected and Rea.son'SI The selectic:n of theur n arese of Teu "I' . . ." . .cant 1nuedthe 20th 'i.~Qllcrl., ch 1ncmlya, UJlyamada I Ogald. and Uwaj m ei.n


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b. Jmp=t,anoe c Target S I (See Annex .'" Par tIll, f'orPictures of' targets).

(1) JviicSsiD NwDber 297. Ts~: Looat~ d 34 mi l~Ss OJ.th-l'Test Qf Nagqys on the l'les'" sha;e of Ise '118,D; Tsu lS. B., ,~preldJ.I~ :J.tyof approximately 3 square miles. Ho.79Ver, 1ts populat:u:n aenS1.t~.Of 30;000 per's ona per square mile is COIlgested int 0 B. 2-square lIt].Iearea. TS\l is highly industria,Iized and is one af the importantsec .ondary c,i t.le s in the Nagwail.'!. d:l,str isl are ao

(2) MissiOl'l Number 298. j,anori: Located on the northend d.f Honshu an the sOllth sha-e of _lQllari W an I Aanori is a J;most aland-lacked city~ , A e,antpeoi,nsu 1a almost enclose s t be large Nh.1su:,7an" into which iH!llaL".ilian empties. and oozy t,he 5-mile DarrOW Tal-ToeateSt_raits . The c,ity's tetal area of 3.71 square miles is only highl:YCcngaat ed in the cent er ,SeCtien. 1.cm,e:t'i is jamn:e d \1ih lumber yards,newwooden s hip yards, vi ba1 rai.l 'e.1':ries! open at ore s a.nd a giantmarsballing yard. -

(3) Mission Number 299, Ichinaniyu: For imllortar.ce ofIe hinaniya I se e TactiC8 1 MisSion lieport 263 t hrwgb 267.

(4) Miss ionNuniber 390. Uivamada: Inland fI' on the iTeste cast of Isa Wan, almost due sruth of Nagoya and 16 miles srutm-Iest0f ....sumi Peninsula, Ujiyamada ismpart ant as a pre-ulllX text ilecenter that has been c cnvert ed into \7ar preductian. It is 2 s,qua.remiles in anea, w ithap opula tion dens ity - of 30, 000 to _ s o 000 pe.rsQJlSbei pg in a 1.2 square lIt! Ie conges:t ed are a.

(5) Missirn Nu.mber ,!!Ol. Dgak.i: Ogaki is a very importantindustrial city. having a popu.laticn of _S6,117 and. being 17~ milesnortb.rIest of Nagoya Castle and 7 ? k miles sou:thiiest c r : Gifu" Its plantsare converte d to aircraf t and muniti cas par ts I e 100tr iea 1 equipmentand machinery produ.cti on, Its total area of 11, squaze mi les is emgested,.

(6) Miss ien Numoor 302, nua j i1m : For impor tan ce ofUwajima,see Tactical Mission ;Report 263 thrrugh zet,

c. Time Factors:(1) Se lecti en af' D-Day; I_nace ordance with the Tnent ieth

l~ir Force policy of executil'!g iIlcendiary mi5siOlS v7ben ueathel' did notpermi t precision attacks, these 6 missions 'Were selected for execut iGD~

Selectim of Target Time: These missions ,7ere plannedlandings t0 be during daylight hrurs, and to haVB thetarget.s at night.

d.Mllni tiOIlSand. Fu e 1 . Loading:

(2)for take ~ofrsa nil.aircraft over the

(l) Select i01 of BOI:lbsand Fu zes :(a) ],l1.55i on Number 297. Tau:

u.. . .,1. Bcmb.Seleot~iC!l: Two Grrups of the 58th '.lingiare s~hedul ed t0 stnke the target 'I7i th 10a p.r cent loads of E-48.ncendl.ary clust ezs ,fliz.ed ta open 5000 fe at above the target. Thel.ntervalqneter sett lng was to be _SOfeet.patched toTsu was ..1.,Re_as~ ~or.seleeticn: The ~orce to be dia-2000 tons . ex s ua bel~evedsufhcl.ent to place a densl.ty of at least

1 " q 1 '13 rolle on the built-up area, the density believed

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Or," lly lanned thisnecessary for the destructicn of the target~ l.g:LDa. p. .mi as ien ca Lle d for M 6 9 bCUlb s as t JJ e primary ;vee.pon , HOi" eve r. the M 74bQ$ in the E~ B '0 lusters waS believea mare desirable. a~d ?OS .t0 beu.sed co~istent with efficient .utili~atiao of avai~ble l.~ce~d:i:arYQfsupplies.. Sufficient penetrat l.en uas expected to a.nsur'e J.gD.J.t3. a!l ..inflammable structures, bot.h industrial and residential. The fl.rst12 ai.rcr!ere to carry th",se cluster~as ~(hate appliano",nres Ylere desired to marl' the area for the mSl.nfOi."ee~ Ba.sed on an altitude of l'",lease of appr-oximately 10,000 :feet,t,he e lust el' opening height af .5000 feet was ehcs en f?l ' ~t iImlm pat terDdispersion and func.ticning and penetrati en characterJ.stl.CS of the bomeso"in il!terva lQ!letsl' spacing .o f 50 fest was se lee ted tag ive a unifolJllcoverage 'irL th maximum average de):)5ity en t he target.

(b) Missian Number298, :.


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2 F'uz 1np;: The M 4 7 iooendiary bombs were to be_. . d ..h ,,, ,t a '-[ere to be set tofuzed l7i t1 1 an instantaneq.lS n. O3e en ' 06 c .....s el' . - - -, . d_. .. . . tIt l~tel' s(ott ing for thO;;IDl.X:qlen 5000 ,:feet above the ta:rge .ne:.:va. =-: ...',.. - adarlmds was to be 50 feet. ':l'l1elve pathflnders. l.nclud,).llg the best r.I. .' . f c t 0 ~~"'k the tar"'!>;; ares.erGTls, were to preeede "he rnaa.n ' OF e .........'. '0, 3. Re~s ,:,nfar' Seleetia;; ,This target ~d ,,~aen

previ Q).sly attack:ed wath neg11g:lb1e re su1ts. ma.xed 103.d .of M J .7and c1ustel'S centqining M b 9 bombs I'W.~ sa l~ ted as t he best .7eap 00 : ? thIltt ac k th is arsa. ImInedi at e large s 1.zed fl.ras eauld be ~ poet o.d, '11.., ctaubsequent unif abn coverage oaua i ng 13. gone:ro1 Con:f1a s : at ].on .and" des t ru -im.The mim d resi dential .and industria~ or c onmo::e].alst rue tures it1"Iere!be lieve d t 0 be high lY wf lalfllllElbl e. It 116S eat imat ad that a dens Yof' 225 tens per square mile over the bui It ~up area WOUld . cff ect : ~desire d destruc ti tIl. The fuzing andintervalane terse tt 111gs:pccl.fl.od "were considered ~ptimum for this target to insure me:tim1ll1luniform daniH tyand proper penetrat ian and functi ming of' bombs,.

(d) ]III.issicn Number 100. triiYOlIlllda:10 Banb Se100tio"lI Three GcrCUp9 of the 313th

Wing wera t0 attack the-target \-,ith. E-46 incendiary clusters.2. Fu.ziogI The c lusts rs lisre t.0 be set to open

5000 feet above the to.~et. Ints,rvaIOIleter setting l1as t.o be 35 feet Q. . 9 . - Reuson far Seleoti01: The area sohedule dfar- attack ':;ras considered highly inflaIrllln.ble and susceptible to therapid fire- set ting pr opert i eB of tb9 M-69 bembs~ tIS qriginally pInnned,] l i l t 7 incendiary banbs weret a be used in the first airborne grouP t,c

start appliance .fires to increase the number crt' fires expected :percluster dr.opped fran later planes over the target .. HO;lever. due tcncn-avai1ab ili ty of M 4 7 Isal cad of lOOper cent M69 ' s ,/est .0 be use doPenetrat ion and stabi1i ty of the bombs waS oonsidered mcst desirablewhen released fran clusters fu.zedtc open 5000 feet ab.ove the targetois: interval erneter setting of 35 feet ,las s e lee t edt 0 give a rna::d.Itl.lmuniform. density on the target"

(e) Missi on Number 301, Osaki:1. BC!llbs:. . ' 1 . narmal eff art of' 3 (JrOlp5 of' the. 3 1 4 . 1 ; h ihog was assigned to strike the target area ",Ii th mixed loods ofone half W t7 incendiary bembs and one ho.1f E-4b incendiary clustersa

imstantanerusthe target.

1 . Fu:z.ing:. M47 ' s weretc be fu:z.ed ,lith annose and clusters 1tlere tc be set to open 5000 feet above

An intervalometer setting o r 50 feet \7a5 specifiedo3. . Beas on for Selecti en: .\ dew ity of 225 t ens

Il;lT square mile on the appr0JCimate 1quare mile of target area .msde.termined as the cerrect dens ity to effect the desired destrue tiClloBased a). a banbing accuracy ex:pected of 3 . 5 per cent ",1itb.in 3000 feetof' the mean point of impact I a 3-grmp nQ[" l l1O.1 effort rras dispfttChed~The area ~as of mixed light industrial and reSidential ty:pe structures.The av~r. ~ge ~iz e o f' e.ach fire ~iv is i OIl. '.il"asla.r ge a.nd 1 i&ht 1 J '. ne tr at i onnas requlred, therefore. the nnxe d load of M 4 7's and E46 clusters "asselected t? give: ~l) desired appliaooe fires; (2) rnnximumbanbload. eg,uall.:z.ed ~:lthin ell planes of the 3 Grcup5 dis:patched~ and (3)p~o~r pe net r~t :la : and f ire- set ting quali tie s on t he tar get ~ M 4 7 ' s nsret be fu:z.ed Wl.th l.nstantaneous noses and clusters nere tc be set tc~e~ at 5~OO.feet above the target to give .optimum functiQ1ing character-l.st l.CS. ...n l.ntervalQILeter sett ing o f' 50 feet f or the mixe d load wasselected to :pr educe a unifonn eoncentrat ion of m.aximumpossible densityalar the target.

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SEORET-__ - _ . . . . . . . -(f') Mission Number 302. U'ilai1mB'

1.. BQI1bsI One Gr cup of tbe 31 4 th Wing ';13.9- - t _.. thi~ t rget area. Thoscheduled t e strike the und.s.ll:aged pOl' ~on v~, ~. a. .1 .. d .f'. .'. d te rv~1.cme;ter sett 1.Hgwere to be the SeIll;eas0a, U:Z.l.ng, an.. ~n . ~specified for OgaId, Mission Number 301..y 13ea~..m...for Selecticn: O::h~ force a~sig~dte D the tar.~'et was be lieve d sufi' ic ient to place a nu.ru.mnn c . ~DS1.~Y ~-20' t ens p:r square m;ile an the und9maged. target area~. Th).8 m1.S5)' rnwaa echea u Led as 1. qf: this seri es of 6 ;Vh:1C h VI0..\ Id U t1.h z: the fu1iaeffort of the Twentieth Air Force; therefore. the schedulJ.Dg. a : : thmiss ien for a sec and .strike at th is target WaB plar:ned to U t~~zeavai la b1.e f oz-css in the most eff ici errt manner pasS Lble. MUn1.t 1.ensi'unctioning characte ri atias were expected t0 be the same as those ofciaki.

(2) BanbLoo.ding:(a) B O lI 1 b 1oac'.. est imates \'/8're as f0].10.79 I

Missicn Potential Capacity ExpectedNuniber W i n g Target (Pw.El.d.:il~_. Vf3'fBUPCUDdc ')

297 58th Tau' la,OOO 15,000298 58th Aan,ori I S , 0 0 0 18,000299 7)rd Ic hi noni ya 18,000 15,000300 313th UjiYamalia. 18,000 15,000301 314th Ogaki 17,OGO 13,000302 314th TJwaj : i . rm 17,000 15,000

('b) .PofHmtial c8pM.ities per bemb loads 'i7ere pril!'RTi:.ySwarned by the total distanceS to be traveled. The 58th fiip,g Missi,'llto Aanori. wast 0 be stage i at IwQ lima. The differenc"s between ps;enih~capacities and expected averages were due to using bcnhs which cC':~':" notbe loaded to fullpotent ial eapae iies because of space limi tat ione,

(3) A!:ilmttniticn Loading: As prescribed by Tactical Doctrinefor hi ght insen diary B t ta eks.(4) Fuel Loading: FUel reserve data indicated that iIlC.i~vieual aircraft Qf the 58th. 73d and 3l3th 'ifings woold require a total

fuel 1cad of apprcoc:ilnately 6600 ga.l Lona, Tlie]l 14 th 'i{ing was exp9 otee.to carry ap:prCKinately 6700 gallons per plane because the distance tc betraveled was farther than that for the other ;rUngs.e. Flight Planning:

(8) Mis'Sic .. Number 297 _ Tau:Rout e B.~son for Ghoie eEase to Iw0 J ima Teet ical Doctr ineto

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3DOON - 13 'jOOEto3400N,-- l3b16E (l.~.,)

toTargetto3000N - 13900EtoIwo Jima to Base

Base to Iwo Jimato3545N - 1 41 1 0Eto381 7N - l4,l25Eto395 l00N - 1 394530Eto403'7N - 13952Eto4046N- 140(4E (I.P.)toTargetto38l6N - 14135EtoIWG Jima to Base

Base to Iw0 J ime .to30001'1 - lJ~OOEto335JN - 1 3449Eto.3 52 4.3 0N - l3 Eo 300E (IftI-'.)toTargetto3520N - 13710Eto3438301 '1 - l380400Eto3000N-13900BtoIw0 rima to Base

(b)

(0 )

:Reasm far Cholc,aThis dead rackcn ins; poin,t; was spec ified inGlI'derto avoid friendly Navy forcea.This Jutting piece of ]and CD th'e easternshare d the penisula between Daaka end NagO"Jawhich could be las i1y ident,if ied by radar andIV00,10.make t be beat' ra dar e.pproach tot be,target waS selects d aa landfall and ini tielpoint.. A.right turn waS spec if ied off the targ et toget aircraft cut of the range of antiaircraftdefenses.Selected f C D : ' the same reasons as en rcute tothe target.Tact LoaL Dectr ioo.

Mission Number 298 - Aa:nor1;Reason for OhoiceTa,ctical E)Gctrine a.nd for ,staging purposes~This dead reekcning po:ilnt VIas selected to keepa~rcra.ft away frGllJ.the. he.avy defenses atOh.os i Point.The easily ident Hied radar point o r TashiroShima was selected as landfall.This easily identified point after crossingHonShuwas selected to make the run to thei,nitial point easiercThis turning point was selected for a smallerturn at the initial point.This easily .identified point on the coast lioewas selected fq the best radar appr each tothe target and as initial point.A. right turn was specified after the attack.This poiJltwas designated as land's e na~Taetical Dcetrine.

Missi en Number a99 - Ichinaniya:Reasan for ChoiceTact ica 1 DoctrineSame as that for N1issi.otl Number 297.Eae ily i dent i.f ied. I Shima on the appraach toOsaka Bay was S9 lected as Landf a110This eas.i 1y ra dar ide nt ifi ed point of Land onthe nortrn7est sh c;re of Biwa K o , 1 mile eastof Hamdbun , was selected as initial point.This point was designated to get aircraftcut of heavi.J:y defended ar-eas sThis point VIaS designated as land's end toa:vaid flak at Harn8Inat au.Same as that for :Mission Number 2'f7.Tactical Dootrine.


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Ease to IwoJ"imatoJOOO 'N - 1 3500Bto3450N - 1:3820Eto3459N ~ 13735E

(d() Mission Number 300 Ujiyama!ila:Fea sen for Dhoie eTaet j,cal Doctr ineSam.e astI'la t t: or Missi an Number 2 C f 7 This easi.ly identified point an the ",esternshare of SUrllga ','Ian, just south of Yai'Zl.l.flas selected for landfall.This dea.d reckoning po.int newth of A'bsumiWan was selected to keep aircraft away franhea vy sh ewe defense.s.This easilY identified point to the right ofthe peninsula' leadi ng s Ul,th fran NagWa. the t110uld make the best radar approach to thetarget \yas ,se1ect ad as initial point.A le.ft turn wasdesigna.t ed to avoid flakdefenses.Same as that f at' Miss ionN1J)llbar297.

to344530N _. l371030E (I.P.)

toTargetto3000N - 13900Etoluo Jiroa to Base Taetleal Doctrine"

(e) Missicn Nllmber 301 - Ogaki:floute Reason for ChoiceBase to Iwo J1mato3000N - 13900Eto335 1N _ 134 4 9Eto34 5 0N - l34 4 9Eto35200O N _ IJ60430E (I.P.)

toTargetto3 5 3 . 5 N - 13652Eto3000N - l3900EtoIw 0 Jima t cBaae

Base t0 1w0 Jilllato3::42N -_ 13150Eto331430N - 1314700Eto

Tactical DoctrineSame as that for Missi on Number 297.Same as' that for Mission Number 299.Same as that fat' Mission Number 299.F\lnaki Saki, a bulging point on the uesternshore of Ri~\laKo uhic h cruld be easilyidentified by radar and would make for aneasy appX' ,U3.cm to the target, w as selectedas initial point.

This point uas designat ed t 0 av cid flak inthe Hamamatsu area.Same as for Mi85ionNumber 297.Tactical Dootrine.

(f) Mi8sionNI:lmber 302 - Th~laj~:ReasQl for Choice''Tactical DootrineThis ea sily identified point just ncrthofShimanOlt'a Shima on the ncr-theast c cast ofHonshu was selected as landfalleThis turning pain.t just east of Oita wasdesignated to make the turn at the: initialpoint smaller.

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SECF


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2. landfall t o S erursepoint and ini tialpoi ntI, '" t~;:: cQIltras,t points and there rreze numerouSotheruereall gam an......a ,= e d ~~ndc"'~.1 e h' k :nt' '11 oner'e tors '['lere e:x:pe,t ed t oobta in ra, ar" ~- ~~~ ar 0 eo POl.' s,. "",e -",, , 'eprier to the initial point.

"I. The ccurse fr an the imtial poim to 1chinc:miya- e e' h eb e e d d' t' n,et'v on the ra daruas t 0 be thrcugb a mcuntain J:B.ss lih1.0 - S C1 " 9 1.5 l. ,"'" ..retur,n since the mam,t ains gives. heavy shad 0.7 and thevalley~


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SECRET-_ . . . . . . ---

.1 The run fran the initial point to the targelt1.. . d KiJ . ShiIlla e . smacontained no cCllf"using island areas. The best a.a 18 .. id be usedisland easily identified frem the initial poin~. and "h1e~ec ~ cityfor ecurse determinat ion and as a reference pOJ.nt to Ices.return.

(3) R O M Fact orBI(a) Speoial jamming airplanes 'o1erenot ree ;mmended

far these missiocs E1ectrenic ja:mlll3rswere to be installed an eachstrike aircraft to barrage the 72 to 84 megacycle and 190 to 210~~;tcycle regions. spot jammers were to be employed to jam any seareor gun-laying radars ap}"Earing cutside the barrage . Rope ("indm) wasto be dispensed in accordance with existing regulatHlls .

(b) Search and directi en-finding of' enemy radarsfran 20 to 3000 megacycles were to be continued and enemy ccmmmicationswere to be rec orded ..

(4) Flak Fac tora :(a) Missicn Number 297 - Tsu: Tau \7a5 defended by8 heavy guns and 3 searchlights, .1hich was considered a meager deferp.

see The planned rwte avoided all flak areas, except 13,tNagashimaand Kushirnoto, wher e meager and inaccurate flak had been em mnteredCll past missions. A base altitude of 10,000 feet naB specified.

(b) Missi en Number 298 - Aanori: Photographs ofAancri revealed no apparent defenses in the area. Little or no flakwas anticipated at the 13,OOO-foat base alti tude of attack se lect ed~The r Q.l t6 avoided other defe nde Ii i areas.

(c) lI11s8ion Number 2_99 - Ichinaniva.: There l7ereno defe nse a appa.rent in the immediate target v1crlnity, but aircraft.7ere expec ted to be in range of 12 heavy guns and an estimated 2 to15 searchlights en the planned appr caeh, Meager and generally in-accurate heavy flak was expected. At the base altitude of attack,14 ,000 feet, mediumweapona V1cu1dhave no effect. A breaka'.1ay to thenortheast was designated to av oid the heavy Nagcua defenses. Ther orte to land's end was planned to avoid other flak areas.

(d) Missic!l Numoe.r 300 - Ujiyamada: Ujiyamada ;;rasdefended by 18 heavy guns and 2 searchlights, considered a poor deferoeagainst night attack. Mediumweapons woold have no effect at the plannedbase altitude af attack, 12,000 i'"eet.

(e) Mission Number 301 - Ogaki: On daylight mt sstcnsmeager and inaccurate flak had been enc cunt er ed at ~aki, but nodef'enses had been noted on phot qsrapbs of the area. To approach franthe vreat , it uas necessary to fly ar cund the defenses of Himeji, 2 3heavy guns. and Akashi. 19 heavy guns. Only meager and Lnac curat e,heavy flak ilaa expacted there at the planned attack alt itude, 14 ,000t 0 15,000. fe et , A breaka I,raytot he nart heast usa S];lBC if ie.d to av oidthe Kaganugah~a defenses and the roote to land's end '."faS planned toavoidknam flalC areas.

(f) Missim Number 302 - UwajirnaJ Meager and in-accurate flak had been encOJ.ntered in the Uwajima area, but no defensesuere apparent on available phd ogra.phs. The rOJ.te was planned to avoidother flak areas and a base alt itude of 10,000 feet wa s planned.

- 10 -SECRET------


14/88

, . t b d ue bv indi'Vidual(5) A.9sembl,y Points,: B~nh>l.ng 'Ia.SO e . OD aircraft an d no a.s semblies were t 0 be made.

, No.de,parture noints ,16,re planru::d(6) Depa,rtl1re Pol.nts,l ~f'or the se night mi ssi ODS..

(7) In itial Point a I As listed under flO,1 te a , part (1).Qf this aecti en.

(8) Ra l1v Point ~11 Nora 11y poi nt s were planna d fort hessmi ss ions,.

(9) Hrute ,&.ck: ,A s listed under Heutes, part (I), of thissect .icn.f. Bcmbing Factorsl

(1) Bon:ibingAltitudes, AXis of Attack, Length and Time ofBOmb Runs. Drift and Foro,esl

Length Timeof Run of Run(miles) (min.)

BombingAltitude,(feet)

Axis ofAttack(degrees)

Drift(degrees)MissionNum,ber Wing ForceCarOlps)

297 58th 2 ),6 10,000 to 10,800 51 Ilh 8 right2 9 ' 3 58th 2 8) 13.000 to 13,800 38 B 2 nene299 73rd 4 99 14,000 to 15,400 4 9 10:! 2 left30 0 313th 3 90 12,000 to 12 ,800 35 9 3/4 5 left301 3J.4th .3 87 14 ,000 to 1 .5 .400 33 7 1/4 nene302 314th '1 104 10,000 to 10,800 3 3 7 2 left

(2) Mean Pointsof' Impact: (See A.nnex A,Part III, forpic tures, of means poim s of impae t ).(a) For Missioo NUmber 297, the mean pOint of imISctselected was just west oftnem,ain bridge in. Tau, \7i th a probable c.ircu1arerrcr of 4000 feet including virtuall..v all of the city.(b) Fer Mission Number 298, the mean point of impact

seleoted was near theeent,er o .f komori and a pr obab Ie circular errorof 4000 feet inclu ded all exe ept the ea stand uestext ensions of the city.

(e) For Missicn Number 299, the mean paint of impactseleeted was in the center o f' Ichinomiya, the reasons being the,s.ame asfor the Jl,revi0lS at tack on this tar get, Miss ion Number 264.

(d) Far Mission Number 300. tbe mean point of impactselected was in the center of Ujiyaniada .(e) For Mission Number 301, the mean point of impactselected was neal' the eente.r of the city. \1i th a 400Q-foot probable

circular error including a maj ority of the fact cries arcund the edgeat the city.(f) For MiSsion Number 302, the mean point of impactselected in Uaajima Was near the center of the city, as on the previrusattack aga.inst this targ6t. Mission Number 266.

- 11 _SECRET------


15/88

(3) other Banbing Faotors:.(a) The 58t hand 31 4 th V i ings were eaoh aas igned _- .'. tt k . 0onsidered mnall enrugh2 t-argets as the areas tb9y were to fI,' ac.. wers_ . ..' _ . ...f'or ,Sila.ller nullIber~ of aireraf't to .aecanpliah the desired destructl. 00.(b) The 2 Grou.p.9of the 58tb~ling that -nexe to attack

AOllori. (Mi.ssion Number 298), 'l7hich is Q) Hakkaido, u~re to be :agadthrcugh 1;'1"0Jima to permit all aircraft to carry full banb, loa (0) Axis and a'ltitude's of attack uereohceen on the

basis of the.ir suitability for suoees,sful radar a.tta.ck as based CD gOOdradar return alt itudes.

(d) It VIas planned to have the average load of" 16,200pamds of banbs per a.iroraft. With an estimated 500 aircra..ft talungpart in these miss! QlS the g;ross tonnage of' 4140 tons of banba


16/88

2.00 these 1+misaiooo the enemy oaa ~:r.pectedto, send UJl 30 to 1+0fighterS for tbe Ogaldand IOhin:~Y:e::r~:a;larn.-,Intel'oepticn was 6)';:pected to be '!'leak: If tbO! enemy .. 6 iroraft andi~pamphle t,aj thi s nu.mber might be l.ncrease d to 50 toO a 'in,terce It io,n mi,ght be moderat e.

3.. Tbebonber strike to Uji,yama:da17aS e'T.~ectedto meet ni 1 to '!'leak opposit i en f'r om10 t 0 15 fig,b.t~ X'l;I.. T~e :6-29 ~ienstriki:ng UI78jima were expec te d t ~have nil. to neg ligi bl e. ln~erce~ thefran, 5 to 10 aircraft. TheproxlJlli tyat U~iy'am~da and ~~aj lIna t. .southern Japan 000st1in0 t'l'as axpect ed to Ilml.tlntereep "en.

I t . . On t,he bas is 0 1 ' tbe ab eve fact ors, no specialplanning coneiderat iQUS l7ere base d an enelW f ightel'. oppo,sit1 on.

he Air-Sea Rescue; (Se,s Annex ,A , Part VIn, for air~searescue ehart).

(1) Naval: The Navyi1a s furn ishe d \1i th tbe _det ai ls ofthese miss.i ens and p:r oride d the submaI'ines, ,surface vessels I Iiumboairplanes and crash boatssha7n on the ehar t listed above.

(2) 'l\vent iath Air Force.: The SuperDJmbca Pt'D"'idea bythe Air FQ['ce are listed an the above-mentioned chart.

i. Psychological Warefare.: (See Annex D, Part I, fQ[' ec cpyof the leaflet. and a translation thereof, used in canjunctim TIiththis series of mission'S).

(1) Introducti 00:(a) The CinGPac Psychological \'farefare Brarc h had.

been in operat ian. 13 mcnths ',7hen it uas calle din by the T\lentiethAir Ferce to take part in a ne'l1 adaptatim o r psychological narefare.The !lrincipal funct ien of the CimOPac Fsycholc:gieal \'larfare Branch 'ilasto present to the Japanese people an unaerlying reason far the acts ofwar that "ere being urrugbt against Japan. In that capac ity i.ts funct ionVIas a natural .supplement to that ar the'fuentieth Air Force in that asthe s curee of J.apanese military po.'ler Was being destroyed, acme forcein Japan had to be lJlovedto take acticn to terminate the 'War. Tbe Jap-anese mind ha d t 0 be attune d tot he pr ogre s si VEl, at at I of belp Ie 5 snes eand had to be JlI'ovoked into aetten.

(b) The PSYChological Warfare Branch operates as astaff functi on r: f CirCPac, having hea.dqu.arters at Pearl Harbor, uherecLose li&1s on is maintained "'.i tht he Office of 'fIar Infcrmat ion~ Itsradio Olt let is aater-mined by the Qf'fic.e of 'flar Infonnaticn, \7hiehmaintains, Vii th the be Ip of Trle ntieth Air .Force e.n1iste d pers onne 1,a pamrf'ul radio station on Saipan. The leaflet OJ.tlet is also achievedin such a joint manner. Both the Offwe of War Infonnatim and theJ?sychological Wartare Branch originate leaflets., at least in the ideasta~. TheJ:OOsare chosen to conform to 1;.hecalcu1ated phases of Jap-anese psyhological retrcgressi en. The actual prepar at ion of a. lea.fJe tis entrusted primarily to Japanese ]r15 C:O.ersaf war , I1ho, bee uase oftbeir very .recent partici:pation in the Japanese mentality, are bestable t'o ap~al to their canpatriots. A separate stookade is main.tainedfOrth cse prisoners of Vlar, uh0, cecauee of the ir intellectual back-gX'wnd and/artheir 1'o11t1cal orientation, arecbosen for the purpose.

(c) leaflets are printed in Saipan, i"lhere the Of'fic.eof 'Nar fuf annat ien has 3 high-spe.e d printing presses t hat are oJ:I'8tedby th eorganizat ionI S and Navy pe rs. oane 1. After lea fIe t.sare pr int ad

- 1 3 . .!B!I

- 'k, . :;

i' _"t.r. . . . , _" " :;"'::'""

. . ~ -


17/88

, 1 ,t a b bsas TheM-16they are rolled and loaded int ospeol.a lY SUi e an cs d t 0 becluster adapter and the M-26 paraohute flare case have been fcun letthe most suitable oontainers for leaf let rolls. Rolling of leaf siand inaertiog them into the banb eases is :performedby Navy pers5~OOand prisoners or "8r Tbe~16 ease is capable of holding fran 2. .to 45.000 leaflets a~d the M-26's capacity is a'llprox.imate)y 10,000 copl.es.(2) Use of Leaf lets I

(8) The leaflets to ...ern Japanese citios of ~opesedbanbing were proposed to the OirCrec Psycho1~ieal tflarfa:-e seet10Il bythe Twentieth Air Force, lihieh had calculated the r1ska 1nvolved ingiVing Dotice to Japanese cit ies and \las operat ionally. ready to servesuch notice. The Air Force prop05ed that 10 at".mere 0,1ti as cruld .b~i7arned of proposed at ta ck and then they \'"IruldBUbjec t . I t . or more c1tloesto SUbsequent b cmbing;

(b) The pcesibility of prepu-ed Japanese crunter-measures .JaS taken into consideration 1lhenthis plan uas made. TheadVantages in fa.vat" of such a plan .Ieremanifoldo Psyohologicallyspeaking, DalIlingone's targets or objective in the fa.ce of oppceiticnWas a grand gesture and d.ispIayed great strength and aelf-ccnfidence.Thisprceedure also substantiated the fundamental American martial tenentthat 178r uas not being rrage d against oivilians., Warning the cities andthe residents of than to leave \.culd give concrete su;ppcrt t a the essentialpropaganda th~ that Ameriaa 07B.S not fighting the Japanese pe cp1e~ Sucha leaflet vculd call attentim to millions of Japanese people a viev-paint and a subsequent personal perspective that might othernise be absent.Fran a pure military point at vieu, disrupting the war rootine in 10 ormare cities prior to destruction of' scme of them 'fOlId oreate a definiteloss to the Japanese \7ar potential.

(3) Use of leaflets Friar to Theas .Missions:(a) It 'l7aBdecided to precede the incendiary.missionsen the night of 28/29 July ni.th the first 't'I'arning leaflets. The Tuentietb.

Air Foroe supplied the fol101l'iilg 11 Japanese cities for inclusion in theleaflets: ACInariI Nishin aniya, Qgaki, Kurume. Khinani yawU-.1ajma, ageoka,Koriyama. Hakodate, Ujiyamada and Tsu.

(b) The text of these leaflets 'l7as prepu-ed to includethe \7arning notice and yet to remain in oonf'cr.mity \7ith the standardpsycholc:gical warfare policy set doan by the Chiefs ( Staff.

(c) Under the SI:l.pervision of a language officer,the text c the leaflet \7a8 translated into Japanese by 3 Japanese Officers,prismrs of war , \7ho had Volunteered to do psychological \7arfare work..After their translation had been made, one of the Japanes.e officers didthe brush \7ork to nake the Japanese calligraphic. The prepared leaflet..as sent to Saipan far the Office of War Infonnaticn to produce theplates and printing.

Cd) It 11as planned to have the 73rd Wing, '.1hich isbased an Sai~, distribute the leaflet-filled banbs, dropping 6 of theM-26 bcmb cases on each of the 11 cities to be ';"larned. Since the M-26bomb caee+s oapacity is 10,000 leaflets, 660.000 leaflets :7ere prepared.

(e) It lias planned to deliver the bcmb oases to the73rd Wing early en 27 july to permit them to be dropped during the nightat 27/28 July.,

- 14 -


18/88

SECRE~- ' _ . . . . . . -. . . . . . -3 'IN'r,>"UTON OF THE MISSIONS, (For Special R~ports concerning. ~. . . . . . . 11 th' .narratlve)these lIlissi Q;).';I.. see .Anne,xes tha t f 0 ow )eS' .

Take-otf' rras accClllplished aa follcms on these a. '1'ake-oX:f!. Il Ii sa Lens ,jMissicn First Take-cit' lB.st Take-ct':fNumber 'fIipg Pa:thf'inders Main Force

2'11 58th 12 66 280742Z 280852:21298"'" .sEth 12 .53 208016:; 2o93.5Z29 9 73rd 12 11.5 280704Z 2$08142>300 _3l_3th 12 87 280 930Z 28102'3Z301 3J4th 11 85 280.834Z 280945Z302 314th 6 26 ;280800Z 280850Z

Twenti9th Air ForceTotal 6 5 . 4 ; l z o t 280704Z 281023Z

" This does not include 8 uind-run, 9 Super Dumboand 1 broad-cast ing aircraft.

"It The plan.es for this mi$sion weI'S staged at 11]'0Jima..b. ROl te CQt: Long-x'ange navigat ion \18S accc:mplished by

individual aircraft to the target areas. Greatest reported landfallerror flas 20 miles and no aire.raft failed to bcmb the prillBI'Y targetbecuase of navigation error ..

e. Assemblie 8: No aS86mblie S were 'Sf fee ted dur iug tbesemissio;ns.d. Targets:

(1) Primary Visual and .Radar Targets: (For details ofindi vi dual miasiens ,seeAnnex E, Cons ali date d St at ist ica 1 Summary).Target area nav iga t ion. "Iind datermi nat ien and bambi ng ,1ee ace c:mplisae dchieflyb~ radar. O n . these 6 missicns 4 74 aircraft (231 of nbih sightedvisually and 24 3 by raClar) dropped a tota.1 of 3743.7 tons ofbanbs on thetargets betueen .281337:6 and 281750Z at altitudes ranging f1 em10,400 to16 t700 feet. me lu6ed in the tatal of aire raft bwing primary targets't1ere 4 - \iind-run and 1 brcadcas'bing aircraft.

(2) Targets of. OpportunitYI Eight aircraft, including 2that bonbed primary targets, dropped a teta 1 of 52 tens r. banbs bet',"ioon1242Z and 16142 at a1tiude s ranging f1' an 9000 to 21,500 fe at ont hefolla:1ing targets at opportunity I Taira, Morioka, Osaka, Hamemat su ,Tanabe and Yaizu.

(3) Remainder of Forcel T71enty aircraft 1"1e1e nm-effect ivean tbese missims.e. Route Ba.c:kI Routes back :lem f10.7n almost B.S briefed,TIith 4 2 aircra..ft landing at Iuo Jima.

- l5- .lLQ. 1 1 i !


19/88

1'. land.ings: Aircrs,ft landed as f!'ollmrs:Mis.si0llNumber 'iI im

29 7 58th298 58th299 73rd300 313th301 ]14th]0.2 314th

First landing Last landing

282120Z 282247 Z28225%2821023282227Z28202lj;Z

2822062. 28235220290121Z282254Z290121Z

2822012282148Z282024ZiVentieth Air Force Total

lIliss ions ..g. Loss and Damage,: There rre.re no aircraft los.t on these

h. Execution vs. P1arming! There ,'1t::.reo maj or differemesin the execution of these missions fran the or.igina.1pla:on.iDg...

i. Ps:vchologic~l Warfare:(1) 'l(henthe 6 6 0 ,000 leaflets Were prepared, rolled aDd

inserted int 0bcmb cases, it was :toand toey rille d 76 case s instead ofthe planned 6 6 . This change uas at tribut ed t (!) atmosphEoric ccnditicnsand variations in the texture of the !Dafer used which determined thentUllber of leaflets that oo.tld be r cHed into abcmD case.

(2) The leaflet s were distributed on the night of 27/28July in a series orb leaflet missions floon by the 73rd ihnge, Aimingpoint nas the centeroi' each t OlIn and the bcmbs were fuzed to open2000 felSt over the target. M-46 ph et 0 flash bonbs set tc opera te atan aU iOOe3000 feet above the targets tack scope pictures 'i'l'hichindicated that banb runs passed overtaxget cities~,

Leaflet(3) Ekecutim of the 6 leaflet missions was as f ollms:

TargetsMission A/eNumber AlB

No. ofBomb leaf let

Take- aff Releas e Bomba Re lease dAltitudeof Rolease

1 1 Ujiyan:a.da 270442Z 27112%Tsu 271147ZIchinaniya 271202Zcgaki 271242Z2 1Ujiyamada 27043JZ 27 1 1 0 8z'Tsu 2711312Ogaki 27l225Zlch ina:niya 2712,32Z.3 1 Ku.rume 270427Z 27113&Ul1ajima 27121lZNi sh inaniya 27l30OZ

3. 3. 33.33. 3. 3545

- 16 _~!QR!!

15,.50015.50015,50015,50015,00015,OOD15,000lStOOOIS,COO15,00015,000


20/88

I.ea.r letMissionNumber

TargetsA loAlB Take~af'r271111Z27113% 59

111..7001 4 .500Kurwne 270417ZU1-1ajimaNish inan iyaot5 1 Negadl:e 270542Zl(oriyama

HakadateAanori6 1Naga dta. 2704522

KoriyamaHakodateAa:aori

Bomb.Release

Nwnber'Qfleuflet," anbeReleased

Altitudeof Release

2713033271325z27J.4.4.3Z2715oJJ:Z271l52Z27121JZ27133JZ27135 lZ

3. 3.3.3333.3

15.0001.5,00015,00015,00015,00015,00015,00015,000

EngilJE: f'ialure prevented the aircraft fran striking :NisbinOil.iya.4. RESUIlr'SQF THE MISSIONS: (Far detai.19 of damage, aee Annex D,

.Part IV).pa. 'There was no photographic eoverage or damage.assesSIl):entfer Missions Number 2Cf ( and 298 aga'inst T.su and Aanari ,respectivelY.b, Of the 1.28 square miles of built-up area in Ichinaniya,

Mission. N\.un:ber 299, .99 square mile (73 per cent) ~1IiS destrccred,;,c. Qfthe .93 square mile arbuilt~up a1'08 in Ujiyamada,

MissiClJ. Number 300 I .36 square mile


21/88

OPERA.TlrnS

:part I .. Navigati


22/88

t 1. Loog ranga navigati= wa. ooo=p1".,d , y indiVidua1airor.o the target areas. The urban areaS of Tsu (S8th ,ling), iI.OllQr). (5

8th:,~".). '00,""",. (73rd .liDB),Uj;yamada (J13tb "


23/88

SECRTPART I NAVIGATION 145'

1350 \\

. L E4 E NO'. . .. 5811'. WING_______--I 13rd "_. -t3\3Ih II_ . - . - ' ) ( - X 1 314th II

II'~l'a.k!!o!'i' _,.I"o: ....__Landfan :.__.Target :.. _'Land's Elld -_Jo ,,'" .

280600Z28lUSZ281S0ez281516Z261.525Z282148Z

280850.Z281229Z2816122:28162SZ2t:!1656Z282254Z

l'akQott ---Iw o'Landfall ---target----Lanoj.'s End -Lan~ -----.

28(J142Z26l.ll9Z281t!4Z28l.44,'7Z2al449Z262l..2OZ

280852Z2alZ32Z2B1543Z2el.556Z281557Z2S224~_+--25

II I

I1I

._ Jl'akeott' -,----.I.o .--------Landfall --"'-Target --- --Land'S End -.Land .73rd .1M

IIhs1oni29'12801 04:Z 280814:2261027Z . 281139Z .281:n,4Z 2815(142:281356Z 2815462:28l.U9Z 281609Z262.02402: 26222'7Z

III1Un10n '300

takeoft - ..__ 2~930Z 281023ZIwo -,. .------ 1)81.230Z., I)~ZLandfaU __ e81.549Z 281659ZTarg.t--- 28161Sz' 281724ZI:e.ndts~.-- 2616223 e81'1S6Z\f.and ,_. :. ,. ;__ 882206Z 26S352"

~ -~


24/88

1. Mission N\lm:ber297 _Tsg,:a. Tv/o aire.raf"t wsre dispa"tohedas wind~I'Un ",ircraf''t. t w : ' irduties were to make several wind rufl,S and to "transmit tho iofo:c:natl.onto the main fCll'oe in a eode.dmssSage. l.fter c.onpletion of \7ind runs

they carried mt theirse"condary mission by dl:'OllPing psychol~ic~lleaf'let ,9 over thE ur tan are as of 1119.suze:k.a. ICuwana.and Yokka).c!1l..b. The E - / J . B incendiary clusters \"Ie:;:ehe only type mull.t ienscarried and cre\1S rep crted exce58ive ma1funct ion of the cluster. They

reparted that the clusters were breald.ng open iJIl.nl;ldiatelyafter releasehem the aircraft and actuating prematurelY.

c. Borribingwas ace anplished almost entire lyby vi S\1al sight-ing. Fifty- one aircrartbombed visually and 25 banbed with radar. ,Visi bili tv l7as exce llent and was eonsi dere d t0 he. ve been oansi dare.bl eaid to b~bing. .

d. The Initial Point and axis of attack were consid&1'ed ashavi.ng been excellentlY planned. The average dIift r~parted was 2degrees left:. Caup1'essibility was 6 9 minu.tes.

2. Missian Number 298 ~ JWloriIa. '1\70 aircraft 'lYere dispatched as \1ind.-run aire raft, tbeir

primary funct ion "as to obta in v1indcl,irecti on and vellXi ty and trans-mit it to the main stril


25/88

e. The missi on nBS con.sidal'ed 1'7611planned. Visibili tyWas e::teelle ot a t:d no diff' lou1ty VIaS enc m.nt ere d in ide nt ifyi:,g thetarget. TwentY'~six aircraft bombed v1,sual1y a.nd < J 7 bQIlbed,nth . iradsl,r. The' average drift repar-'ted l7as 5 degre.ee left., The c anpress-bili tyfor t,he iH;og 'flU,S 112 minute,s.

4. Missioo NUmber 300 .,.Ujiyamada:a. Themunit i OM used c ansi ete d anti rely of E l l - 6ince odiaryc lust Irs. Banb iog was ace anplishedpri.m9rily 17ih ra dar dir&ct

synchronous met hcd , Thirt y:-five ei,!'crait made vi sual re lease s, and48 by radar.b. The greatest difficult" encountered rras the Lact of ,Bufficent

target, Tetur n to ide,ntHy ace urat 91; t:ha ,aiming !Jmot 00 t he ,radar se 0[..9.c. The miss ion 11a8 c ansi dr,r ad l1e11 pls_nned. The aver age dr iftreported :18.3 2 degrees right. Compressibility for the ~ling uaa 69 minutes.

5. Mi ss,ion Numbe,r 301 -cgald Ia. The munit ions G CES 1st ed of M 4 7:2 incendiary bonbs. E 4 6 and

An 71.1 incendiary clusters. Eaoh ai.rcraft carr ied a mixed load """11th theclusters in the .frantbcm.b bay and the IIf.47A2IS in the rear bonb bay.Bomhi.ng da t8. was set Lot0 the si ght fort he 01ust er:s. The small vari-atioo in the ballistics of the clusters and M47A2m made the practiceteas ibIe, The 0arr-ying of' mixed loads made di atri but i01 of "I'Ieghtma-e even, and it made"it possi hIe for the foree to carry a largertotal fleight at' bonbs ,

b. Tne mi.ssI an was c ansi dere d.well planne d and rio di ffio 1 . 1 1ti6 S',lare e!)cruntered . The average drift reported was 4 - degrees Eighto Theeanpressibili ty for the -attacking force ViaS llS mi.nutes.

6. Mission Number '102 ~ Uwajima:a. One aircraft was dispakhed as wind run aircraft to obtainthe wind directi CIrl and velocity and tranani t it to the main f orce ,b. The munitiOIlS con.3ist ed of mixed I cads of M 4 7.... incenCiiary

banbs and m . , . 6 incendiary clusters. The small variat i on in the ba11i st Lcsof the Ml.!.7A2E and E 4 6 ' Ie ma.de the practice .feasibleoThe carrying of'mixed loads made the tctal weight of bonba mare evenly distributed amengthe aircraft and enabled the \liDg to carry a larger tonnage of banos ..

c. The mission was considered well planned and no difficultieswere enc omtered, The average drift reparted was 3 degrees left. Can-preBsibility for the Wing was 69 minutes.

...9 _


26/88

EMU' V - F.UGHI' ENG.INEER.ING1. Narrativeai: Missions aa Flo.~.n.=

eo. Cruise tot he .Ma inLand: Indivi dua1 c1irobs 17ere made. immedi at ely ai'ter take- arf to alti tudes betnsen 3.000 to 10,000 foet Ilihe.re the initial cruise was flo;m. No aas.emblies ilere J:)adeo

b. Banb Run: Bombing >laS c mdu.cted by individual aircraftat an average a;Ltitude af 1]. 000 feet

e FIeurn t 0 Bas e : Beturn t 0 bases 178Sc endue te d by indivi-du,al aircraft \7itha;_t dii''! iculty. Minimum fuel tl3.S used by a.irplanescrui sing at J4 ,000 to 16,0009 et and descending 250 fe 9t p~r minuteinto the traffic pattern. Maxill1l.lJllange speeds as spEicifieo by thisheadgw.rters ga.ve the best fuel cons'ctllJ.ptiao..

2. Ccmnents: -No aircraft 1ceded bomb bay taMS, max . !num. capac i-t ias oJ : bomb loads being catt ied., TYo grOll-"6 of' too 5Bth ,ling ,stagedthrcugh 1"0 Jima en rGU.teto Aanari.3. i.dditi.mal Inf armat1 on:

a.. Fer hi st Qrieal ree ord, S ~ e Chart tha t foIl CT, IS t hi s re p art.b. For furthe.r informat ion., see .l..nnexE, Conso'li.da ted Stat i-sticel SunmarY.

. . 30 -


27/88

/YJ8,l._ORO( / 3 ; )

LJE j.' ,LOIJPr C / l t y

6' A 0 . . , . ; ;.'".. . . ~ " ; " . " . 1 , : ./' v : " ! ' ; y - r . .700 0 .. I .~ ~ , ! , . L ~ ,. . . ~ i ~ ~ ~ l r ~ ; ~ L .....+ ~ : ; . ~ y ; ~.l . . . . .,~~~~.'--~~ .. ~,~: : : : . . . . . o ~ ] ~ ~ . .. . . i ~ ~ : r > " . . . ~ ;J . . .c:q::y-r

1//l7,c'


28/88

SECRET----~ . . . . . . 'PARI' V I = Ri.DilFlIIi/lJ'A-13:a. Briefing material i1aS reported as very goa:i \lith the

exception of the 5Bth Wing (Mission N'umber 297) which repa:-ted thatse qpe pictures inadequatesinee no picture shaved a short range breakup C if the target. The 73rc i Bcmbiiing supplemented briefiIIB materialtilth shQ."'t rallge scope pic.tures.

b. Identification of mean points of' im_pact was excellent,.Some diff.iculty nas acted by the 58th BcmbWing (Mission NUl:loor 297)in the mean point ~ Impaet breaki ng up.

c. landfall identifica.tion wasreported, as excellent.d. Metho:ls of' r'e.Leaaer Individual and direct synchroncus,e. Number of radar releases - 311 ( 6 5 . 5%)

3. IFF - SOB ... 695:a.. Lceation at which t\U'neCl on and eff 'lrera as per SOP.bOo Average number of times checked .. 38c. Number malf'un::.tions reporte.d. 1 set (V-9) was reportedvery weak.

AllL.distances in this repQ."'tare on basis of nautical miles

... 32 -''!Q.I!ll


29/88

4. Abs~l1:l._teAltimeter ~ SaR - 718:a. NtUnbe.rof sets operative ~ 289b. Number (ilf aets inoperative - 4

5. Ccmnents: The 58th .ling (Mission Number 298) repatedlIlaintenance personnel at I'I1oJilnll "ere 6xceptional.ly cooperativeand efficient.

PA R r V II - GUNNERY1. No. of aircraft :firing - 122. Average turred .load:

OF400

UA400

I400 lA200 IF2003. Average number of r-omds firoa. in combat per turret:

UF40.8 IrA8. 2 !.3 24 .. No. of rounds f'ired ill, cmoot .. 1 _ 6 ' 2 55. No. of rounds used flar test firing .. 32296 . Guns Loaded: 313th JingHot

. 1 J l i . th -;;pgCOID58th \hngHOi'

7)rd '(lingco m7. Mailfunet ions: 0. F. 00 011.1... .')0. MuG.Se.lsyn nena

Tailmount in ElevationServo - r . .4 .- T:te.IJ}l:eODDerDynamotor8. T'otal llerc entage of equi:pment operati va.

Co Eo , C.98.6%CAL .50 M.G.

100.%

- 33 -~!Q.B.jt


30/88

APJilII 1945 PART ~ .AIR-SEASECM:T

010' \ . ,__ \~-3\\\ .I

.11I1II.-. _....-..-II

KE Ye- SUBM'ARINE0-SU RFA OE V ESS EL. - NAVY DUM B O.A. - SUP'ER

II

o

I--_.+-_.-.--1. Al.l s.u,j)marlne and. B U1 'fa,c e v es sels "'a:r>a. to bean station d\U'ing entue 1111561011.2. All l)un!bos and SQpe'r l)un!bos ..ere to be on.station from time indicated to :t'et\u'n passageor e.ll strike a1...cra.rt.,

"uCiK CHART

crash Boats on ~tatton V1etnttyor twentieth All' Force Basesdurlng taka-ott an~ lan~lng.

SECRET -" Y RE'PRODUCED 35 ttL9 1 : . L I .


31/88

B

Part I _Weather SummaryPart n..hart .. Forecast ViS ..

Observed 'Neat helll"art HI .. Progtlcatic MapPart IV - Synqpt ic :Map

Missi QO.B No. 297 I 298,299.; D O , 101 and 30228/29 July 1945

.,35 ..2 . R l l l . R ! . R ' t l A . 1


32/88

Bases:

1 1 cute :

Te.:r~ts:

PAR! I .~ FlNAL ,iEtl . 'I 'HER SlJMW.RYP I1 l.D lN IN G 'F OR EX U.S T

5-7/10 1q; elcuds, base 1800 ft, top.s s.aa.ooorv ~ith 0';;' dstops t 0 20.,a00 ft in 00Casiona1 ahCl"l0t'S. Br oken midale c1Qlat J4 ~ 16 ,000 't and brok.en high eLcuds at 27,00 a it.To 23C J : J : as basos,. . . 6 '1 -To 2sCN: br cad 'Z one or :Teak frontal c onditi ons with -8 1010[; 01cuds,base 2000 ft, tOps 8000 rt. and half of c ovorageat base 1000 it. tcps 18--20.000 ft. 6~9/10 llJyerodmiddleo1cuds, basc 12 ,000 ft., tops 17,000 ft. in this layerscoces iwally merg~d.. 8/10 higll cloudBat 24-26,000 ft.TOcoast: Gradual decrease inc1cud to 3-5/10 107, base1800 ft. tops 5-7000 ft.South :Empire: All acuth and east coasts andsl opes 6-8/10Ion c1cuds nith ee08si onal breaks to 4-5/10. Base of' clouds2000 ft.ops 5000 ft.North Enpih;: All nQ['thand '19st coasts and .slopes 3-5/101011c1euds , ba8132500 it. tops 4000 ft ,,1b. cecasiODal areasr:l: overcast.

Bases .at Scat tare d 10.1, middls and high e1cuds'l7ith acatte:re d ligl1tTa ko..Off: shouers.Route I

Targ


33/88

Route: SCattered to brcken 10"(1cl.ouds -crith cecasimal tcmeringoUlllulus and showers and scattered mid.dlo and high c1Qldsto 24"N. Fran 24~ to 31"N there vJere b.roken 10.. clru.dsand scatt()red higjh clouds. A weak f:ranta1z;onc bei;1..een31'N t Q landfa 11 at 38"N there y7ere scat teI'Oa miMIa 01cuasand a fell scattered 1017clcuds. From J8:'N to target there",ere seattered middle olcuds and soattered 10.7clQlds beo.:m-ing ever-cas t b:ll the western slopes G F f the mountains '.,i thtops to 14 ,000 ft.ll.Cttlori: 10/10 10.J eL cuds, tcps 1 4 ,000 it.T.su : 3/10 higb. 01 cuds. -i l i nds at 11,000 ft 1 ' 1 1 3 rc 180Q at20 knot s;Shimotsu; 6-10/10 10.1 cl,cude, tcps 10.000 ft; 3/10 high01cuds. ;linds at 10,000 ft \Jere 210Q at 8 knc.t s"Ujiyaraa.-da.: 0-3/10 101'< ' alouds, base 2000 ft. tops: 5000 it;4/10 high 01mds at 27.000 it. ,ii.nds at 12.000 ft were 2150at 18 knots.Oe;alti: Patches of ,1Cl'l' clouds over area less than 1/10; haZY.':linds at 15.000 it I1cre 33:50 at 20 lmots.UWaJ.ima.: 3-4/10 lOW alruas, tops' ~ooo ft; 2/10 high elruds;hazy. .Iinda at 10,000 ft "'ete l;55 at 20 knots.Ichinaniya: .2/10 1m cLcads , tqp 46000 ft; 5/10 high clmdsat 28,000 it. ,:i;indsat 14 ,000 t were .330 0at 15 knots,

Bases onReturn: Broken lCl':'l'and middle c10lQs.

- 37 ..


34/88

,cA j9 1 ~ i~,~,~. ' " ~~ \ ~~ " \0) . ~ \, \\ t g~ "i '\ ~; 5 \ I'). \

.~~ \~~

a:IIIZ, .. . .IIllI :. .Io

u..I0 a 0 0 a a u080


35/88

TRUK"~"""~.~" " " t ' : .


36/88

MAP ., TRUK ..\(~ ... ."


37/88

c

o OIaMUNICATIONSPart I R O MP a r t II - Ra dio

MissiODB No. 297. 298, 299.300. 101 and 30228/29 July 194.5


38/88

1 Purpcssla. To D/F' enemyt'adars"b., To oonducta. general search in the 20'-30'00' megacycle regions.c. To barrage j ,am, enemy gun-laying ana searcb:ligbt radars in

the 12-84 megacyc Ie ana 190-210 :megacycle regions. and to spot jam anYsun-layingar searcblight radar s,ignals ap,pearing cutside the barrag,e.d,. To confuse enemy rade.l' defenses by tn.s use of rope.e. To aearc h ror eneonYvoice ccr.JIllunications frequ.enci.es.

2. Method:a. Thirty-seven ReM Observers pert i.cipatod and used the fo110'.1-

i:ng equipment to accanplish the seerch and jemrJling: 3.53 - API'-l, 188-l I .F Q . . .. 2.. 12- ARq-B. 32 _ /'JT-3 (MOd), 37 - APR-4. 3 - AIfI-.5. 3 - 1~ 7.9 - , '1.1'11.-6. 19- .ll.PA--ll and 9 - A:PA-24.

b. Each strike a..ire,reft was equip:pe d " l 7 i th l, or more electronicjrunmcrs and carr'ied 50 or mere bundles of Dope for prot:ectim framsearchl igllt s.

3. Results:a. Seventy_three intercepts "ere recorded and are listed. at

the end of this sectica.lD . The barrage was reported as effective and nunerOUS signals

wez-e spat jamm.ed. Hope continued to confuse enemy searchlights.c. A Japanese voice sigI)B,l at a: f'req;ue.ncy of 47.3 megacycle

was intercepted in the CSaka-Ko1:earea..4. . :R .emarks :

a. A 2 4 5 megacycle signal modua1ted by e . 5000 cycles toneintercepted at 3430N - 1 3445E.

b. Tkefbllcxi i:ng unusual signals '7ere rec arded: 75/J /25- 50/1,.260/800/5,350/?/2, 302/1450/6, 270/1000/2,260/1000/1. 145/1500/1,320/3450/6, 720/584/1. .

- 4 2 ...1!tE!l


39/88

00072 2970 20 3450N 13449E 072945 0231 21 121 S00072 0502. 40 35.80N 0214 21 12 1 S Eli' c ar00074 13602E 072945 CHI0920 28 33301~ 13650E 078945 0310 21 121 5 E \ " I00075 0900 21 3315N 13655E 0'72945 0312 .81 12 1 S E r . " C3100076 0880 26 33001~ 137 00E 072945 031~ 21 121 5 E\i CBI00077 1681 08 34571~ 13505E 072945 0236 21. 121 S GL OTA 0 3OOO?? 0590 07 33251"" 1350Q;]; 072945 0134 .81 12l. S00078 0356 1 1 5 3594N 13515E 07294 5 0202 21 121 S00018 0520 40 34 40H 13451E 072945 0153 21 12 1 S E\." CHI00019 0950 22 3400l~ 13830E 07294 5 0155 21 12 1 5 Eii CBI00080 1900 14 34501'< 13445E 0?2!)t}.500:35 21 12 1 5 GL OTAD3O O O S O 0495 40 3306H 13948E 072915 2109 21 122 P E'J C!U00090 0.1,9.2 4 0 345BI~ 1.39'l5E 0728.\5 2033 21 12:!l P Eli CHI00091 0485 30 315 51~ 139 tlB E 0728/ ..,5 2J.:.a 21 122 P E I7 0-;;10008.~ 0150 36 3 .25 011"13 ?10 E 0 729 15 0316 21 121 S E:; ern00092 0250 42 3448I~ 13903E 07294 5 03.28 .21 121 S E" J 00101020200093 E- 0010103)20470 30 3525N 13600E 07294 5 0215 21 12 1 5 . .00097 0750 20 5240l~ 1375 0E 0729': '5 031(3 21 121 S w .: C ; ! I00098 0520 ..w 3426t~ 134'18E 072945 0220 21 121 5 E li 00101020200098 0250 11 34511'113802E 0?2915 0327 21 121 5 Er. 00101QOO200098 0~32 20 3500i~ 10Z0E o ?2[J oi5 2143 21 122 P E ' . ' 00101020200099 1100 09 3S.t5N 1384.QE 07.2945 0040 21 122 P Ei; 00101(;00200100 0-190 22 M55N 13800E 072945 0326 21 121 S E 'J 0010102'.)2t00100 0445 20 270:n~ 14212E 072815 1923 21 122 P :g:; 00101020200101 0630 15 3220N 13730E 0729,.1,5 0322 21 121 S E" J 001CI020200102 1010 14 4036iQ 1395 0E 0723'15 2245 21 122 P ],'I: 001010002r 00103 0490 13 3330H 13815E 072945 0145 21 122 P E;;' 00101020200103 0495 20 3415N 13910E 0728,-),5 :n'I5 21 1Z 2 P E li coioi 020200104 0990 18 3 25 81 (1 1 39 4 5 E 072S;'5 2121 21 122 P E\: 0010100020010,;1 Ok88 12 37 051(' 14 058E 07234 5 211? 21 122 P ] ; i . : 0010102(,200105 0363 21 121 S E~ 00101020240 3255 N 1 35 35E 07 .294 5 01~5 "00105 0750 16 34.20~T 13B.25E o 729:l,5 0205 21 121 S E 7 i e E I00106 0860 17 3250N 14200E 072845 1955 21 122 P E IT 001::1000200106 0357 4 0 335 0N 13605E 0721345 2445 21 122 P g;- 001010902oons 0350 122 P E' 00101020270 3630N H05 5E 07281~5 2231 21 . .00145 1500 01 34D.51' i 1:3S35E 0129,15 0325 21 121 S00145 0


40/88

PARI' II - R'.DIO. ..~. S'trikefiepQl:'tS: Thirty-two Strike RepCl.'ts \70r


41/88

St'6ady elf ... . ffec"t iVI;"signal :fran 110020and 1.lj2Z "as 1DOs ig)la1 frQ1l 120020and l70 oz ,waS partiallY

(2)(3) Steady Gileffective.

- . . t l'"effective.Steadypu.l.sating signa1st ),31.520aS par la "'1 --f. l0880 Ices I

(l) .fulsat ing s ignsl and Jap voice :fran 1258Z~1537Zl'l6NVery effeotive .

(2) ,{hining no1sB at lSS6Z and 173020 wBspartialzyeffective,(3) Stati.onsLV2, 9AU,lG'lI'iK.33.XNP. R54 and JQ,L -.Jere

effeotive.

eft'ec tive;. ( 4 ) Unident if'ied Cjlbetwe en 1800-3 an d 2000Z waS partiellyg. 3410 Ices and 7310 !roe;. Ne,gligib1e.h. 11160 kos e C-{ iran 140020 to rsoos uaS very ef fective.i. 19 9 J kes; CNbash (It 1530Z uss very efect ive.j. 7415 kes;

(1) SCI"arabled O il at 15523 was partially effective.(2) 0,1code fran 15303 to 1600z ':'iSS partially effective.()) Keyed O',\'cede just nat'th of 1wo rima. was very efectiveo

k. 10820 kc.s: .Negligible.,6 . Distress: There was no distress traffic logged by the ,ling

Air Grcund Stat ions during these missions.. There were several tr.ans.--mission.s to the air-sea rescue station at lUG Jima; h0l-7aVer, these Wereonly warning messages and all planes late r landed at Iu 0 J " ima sefe zy,

.7.. Eguipne.nt Malfunationsl AN/ART-I3: 1 inoperative; 1 Oyaa.-cot or noisy; 1 no side tone; 1 remote unit inopel"a.t iva; 1 lreyinS ...-e::..ayat UCki 1 fai ledt 0 tune pr operly; 1 d y n a r . ' l at or burned cut. 0 0 - : 3 1 1 - ' 1 ~ 5inoperative; 10 very ,leak and noisy. Jill/AJIli!-7: 1 inoperat ive Cl "loop" i1 loop ant enna inoperative.; 1 intemittent operationj 2 sense an~~,H.il.:Sbroken. BCR.-522I 1 dynamotor burned P.l.t, 1 chano.sl ftC inope:;:'",'i;i..7~;1 eircu.it breaker inoperative; 1 remotasl7itch cu.t; 1 inoperati.ve.: 1inoJ:eratlve on cb.ooRal "A.n. SCR-274-N: 1 c oannnd rece iver in q:Jerat i're,Interphone: 1 inoPlrativej 1 intermittent operation,. 3 microphonebuttcns inoperative; I microphone switch stuckj 2 jackboces inoper


42/88

D

INl 'ELLIGENCE

Part I .~Psyc.llo1ogieal il.ar.:f'are ExhibitPart II..Ena?lY J\.;Lr OppositionPart III .. Ene:lYAntiaircraft and -

/l.ir-t Ooo/l.i.rBombipgPart rI_Del:W.ge /l.ssessaent

Section A - Ichinan.iya..Seet ion B - Ujiy8llladaSect ion 0 - OgakiSeet-a. D .. Ul'1aj i : ! i J a

Missions No. 297. 298. 299,3 0 0 . 301 a n d 30 228/29 July 194.5


43/88

!L~ Q . . E:!E :n I - FS : 'lOH 9LOO!C iio k ,U":1lFiN . j ctim withth Tbis is a. sample or tho, leaflet tha:t '1mB. used i.~con un .ea~ missi. ens~ lere observed in the vicinity ct Ogaki.

6. Miss.ion No. 302 - Uwajina:a. The pri.mru:'y target was bombed by 29 aircraft of the 31 4 th

'jling between 1 5 1 6 z . . l623Z fran 10,400-ll.,230 feet. .il.xis ofattaek variedfrom. 102 _ 112.. ";{eathGrwas rep arted aa 4/10 undercast tli th Winds of12 knots frem 1.55..

b. En rmte to the target flak nas ni~o. Over the t.arget only b ' aircraft enc Q.mtered flak, which

"Wasdescribed aa n.eag?r, inaccurate, heavy and medium. No searchlightswere reported. in the target area.

C L . . On nit hdra:11al flak VI as ni 1fte. No aircraft were lost er damaged as a result of flak on

this missi on.f. T;-;ro searchlights we,ro reported at Oita.

- 53 -


50/88

20 JUrForce Mission 299. 28/29 .JuJ,y 19451 . S u m m a r x . .of' .Darns]i ! je I

BUilt -U"" are S 8 Sn.. Ml . . . dest r'""'_d - o. 96lie ....... 8= \ J . o . Mi. total - 1"2;.,, ""ptcent destroyed_ 75T allll.ed target W"sal 1.0 sq. r,J.i. Fer cent dIlstrC!lJsd; 9

6bTotal damage t" date I , ,97 Sll.. mi.. Percent of bui It -up area I 7.

r1"r~et:,. ~.ged by current strike: 3 numbered; 0 othersnutat 1 ens of 0011erag e: .hbout 20% 01Qd oovere d (SE port ien of oi ty)Note: old daJ::Jagefr Q1l. XXI Be Mis sion 2 6 4 , 12/ 13 July 194.5.Damage within lini ts of buiIt-up area I

Area danage fran current strike: S9" Mi~'[)estrced

S9" Mi. Per cent

Built-up area (Urban)B t : t i1t..panee (Industrial)Built-up area (Total

1~13q151.280.810.150 . 96

71.6100.07 5 . .0Area damage frO'1 all strikes:

Btli1t..up area (Urban)Built-up area (Industrial)BQilt-up area (T0tal)1,,13.1542.8

72 . .5100.076~oDamage to targets:nI~4099 Textile Mill. (r.epqrtod punitions)XXI..4100 Textile Mill Creperted nunititns)XXI-4101 DaiNippon Textile MiD. (reportedKawaSaJ i : i ll.i:ro raft Coo)

100%lOCI}! (20% o ld danage)100%

Damagemtside btlilt.-up area's (within 5 niles radius ofceuterof city) Scattered .. abcut ..02 sq.mi.

Danage to tarp:etslNone

Beference: A. O:IUD8l:lBgei\.ssesso.ent Beport 138 .. 17 July 1945Inclosure: Enlar[,'Cment annotaterj. to shew dam.~e follms.

Based GD . 20th A.F. o ro D.A. Beport No. 188.

. .5 4 -


51/88

1 : ; A A ' r IV _ SE::TION B _. UJIYAMADA _ D/\llJiAGEASSESSMENT'20 Air Farce Misl3iQl, 300. 28/29 July 1945 31.3 th ;/ing

I, . sum ,ar:y . ElfPamage IBuilt_u,., area.' SM" ttl 93 ,Sq.~ i ._ destrcv'od- .36Pe :t' _ q. 1 0a -.; -1'1! Cent destrt.:zy"ed - 39T Med target area: 0.8 sq . rrd.. Per oent destrqyed: 45aTgs.ts asmaged by current strike: 2 nuobarad, 5 othelioLi . -llti tat iQUIof' COVerage: 1/laC 1OJ. dNote: no llreV"icus da:mage

Sg~ MinDostrcyedSq."Mi. PsI' cent

Built up area (Urban)BuUt-up area (Indust:ttial) ,Built-up area (Total)0.870.060..9 3

.34..02.36393339

Damage to targets3 Industria'l il.:Deas2 Industd.a;l Areas

100% deStroyed10% destrcyed

Damage rutsidebui1t-up area: (within..s mile radius of cemer of ,ci1;1)ltt~a daP.1as:efr Q!lcurrent strike: Burne d rut area extending frm

east center of city to west edge. Scattered areas in the east end ofthe city.

Damage t0 targets90.24-XXI 6070 (Textile roi lLs believed to 20% destrq;red90.24. XXI 6168 beoQI)verted to \1a:l' production 30% destrqred

,Refe.r.snoet AAF Air Objective Folder 90.24

!neloaure; Annotated tl.csaic shooing daoage follo17s.


52/88

~ IV ~ SECTI CN C _ OGA l{I _ . DAMAGE . ASSESSMmr .REPORT... . :! . .20th Air Force Mission 301. 28/29 .July 19~5 314th Wing

1.. . . .ummarYqf DamalZe;.Built_up e:rea' S Mi tIl 20 S M destrqJi'ed - .4,8.Pe ..".'. \ I . . . . . . ete - ~ '; .qo .;J, 01'1r.cellt destroyed - 40T antJ .eo . target area I no t aveiJilble . .l'otaldmnage to dat 0: .4,8 sq. n. Per cent of bui It-up area; 40a.rgets deJ:Jaged by current strike; 3 uunbered; 3 otheroDamage within liJ;tits of built-up area:

yea danaRe f'ra:J. current strike l 89 ...Mi.Des.trcyed

Sac Mi~ Fer centBuilt-up area (Urban) .95Built-up area (Industdal) .25

. 4 0 4 2

.08 32

.48 4 0Uilt_up area (Total) 1020~ge to targets: None

&mam cu.ts.ide built-up area: (within 5 mile radius of center of ci ty)Area damage: None

Dan8p;et otarp;et s;.1822XXI-4080

X X I . . . l j . 0 8 1Ibiga:wa Electric-Ohanical Co., Rido PlantNippon Cott on SpiIming MinDai Nippon Chemical PlantChu 0 iioolen Mi 11Sbinko .;/oolen MillUnidentified Industry

10 %20%5 0%8 0 %6 0 %9 0 %

BefereIices: A. l~MSMap - Ogaki-1/2,sOOn . . Litho..:r.'losa 1c I Ogaki .t ..rea

Inclosure: Annotated mooaic shewiog daoage follows~

Based on 20 th )...F. 0 r u D.A. Be port No . l~

.. 58 ...


53/88


54/88


55/88

_j


56/88

. iR I ' IV _ SECTICN D _ U.lAJIMA _ Dlo.Ml '$ \ .GE ASSESSMENI'420th Air FQ):'ceMissi.on 266.; 12/13 JulY. 1945

302. 28/29 July. 19453G4 t h -.ling31 4 til .1 ing

1.~ilt-U:p area; Silo> ! . . a . total 1.0 Sq. Mi. destr cued 0.52er cent destroyed 52;;:nnedtarget areal ..9 aq. mi. Fer cent deatroyed: 58Tal denage to date: .52 eq.oi. Per ce rrt of built-up areal 52~g-ets dam~ed by current strike ; a nunoeredj 1 ~b'er~LirJi tat iODS at c ove\lrage; no eCl.!lpltHe0 orex:age be tween at rikea.Damage'Il ithin Hmi ta of OOiIt- up area:

Destrq,redS9" Mi. Per cen.tBu.i1t-up area (Total) 0.14.0

... IncQ1plet e coverage

Area. damage fron a1.1 strike.s;Built-up area (Total) 52.Danage to targets: New Danage Total Daraw:aDeckyard warehouses 30% 5 0%

DaI:la.i5tl cutside built-up area: 61ithin 5 m.ile radius of center of city)Ar.ea damage I NoneDarnaget 0 targets: XXI 6278 Unidentified Assenbly rlant - .NO:J.c

Heferencas:. A. Target Informat ial Sheet Ui'laj ll1a Urban IndustrialArea.

B. Lithco.oooic - U'1ajima

Inc Losure.s AIm-obated print shov inS der:lage follows:

Jla:Sed on 20th A.F. CUOD.A. Report No. 181

. . 6 0 .Q..QHl12!BlJA.k


57/88

M,~slon 266)


58/88

-C Z Z D M'W M AGE \I fitlj') b t . : R D~MAGE " tM i ss iO t'l . 26 6)


59/88

\

-------------------------------------


60/88

E

(

f;fq

MissiOM No. 2Cfl . 298, 299.300 . 301 and 30228/29 july 194.5


61/88

(/)zo~a : :I1 JQ.o~Q J ':E0w 00a: C'l0 U. 0C'lu, 0Ia: [-> - a - . 0J

I0::. . . . 0CI ) u,(J)% ..J-W Ol 'rlF4'R~~~~~

Q),: :oZ

~(\!

Q)Cl ,::.-'I 0Z

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MISSIOI~ 297- )03DATE 28 JulY 1945

FLIG HT D .4 TA & FUE L CON :: >UM PT lC !N

fUSSIO.N NUl i fBEH I #297 #298 f l2.99 #)00U,NIT I 5 8 T H W I N G 58TH WING 7,PJJ \ITNG Jl.3TH WING.~AIRCRl l. l< 'T CONSIDM.ED 69 5 5 116 83A VE iV iG B F LY IN G T IM E 13:51 13:29 14 : 0 5 13:00FUEL CONSUMED :

Av:.'d Lu .& . , ~ ' ,. ".'r i L t -!

14833 l':'':J~6580 6:~q..

J9/~80 3 ;-,i510 ' ;1 .''1 7 '1 I,I I3 4 4 5 2 I I 3520 . _j

. 3 8 . 8 - E - 4 8199'796042V E . . ' 1 .h G E F U 1 !: L L O l l .D E D 6197

AVG. f IT . OF FUEL LO,: .D ED 36252 .371821 tV l! ;R AG E M IS C. W E IG HT' 5130

1 3 6 3 6 15 4 ' 1 8

h VG . GROSS w r . A T TA K E OFr 1 3 6 0 4 ' 1


72/88

MIS'JlC1N.


73/88

,~

Missioos No. 2m. 298,]00, 301 and 392 .28/29 J 'u ly 1 9 4 5

- 75 -


74/88

F IB tD ORD ERS )NUM Bm ro )Maps: Japan Aviation Chart 1,:21.$,880.

SECRETAuth: CG.TWGnticlh J'.t.ir ForceInitials :=-:--::"""_'--:.-::"~ _Date: 27 JuILy1%5,riJEN'l'IETH IURF(itcEGUAM27 July 1945 - 0500K

1. Omi:tted.,2,. Twentieth Air Force attacks T3U , 1' .OMORI., IC HIN OM IY A , U JIY A U.P .D A , O GA K I,and mIJAJIMll . URBANINDUSTRlJU. AR.EASand 90.25 XXI BO 5046, THE SHIIulOTZUO tL R EF -m E RY on night 28/29 July 1 9~ ,5 .3. a. 58th lUng=

(1) Pr . im. . .ry visu.al and radar tarcets: TS[1 and A0110RI UR..'3ANI NDUSTRI I'.L A . 't E A SMPI

0 5 1 0 5 5T A H . G . ' i ! : T

(a) T S U( b ) J li1 \lOR I 06901,2MPI Refercnce..s: XXI 13omComLitho-l{osaics

2 Grou ps2 Grou ps

(8) TSU f \ . R E C . No. 90 .24 - Urh:tn Area.(b ) A OMORI A .RE l\ N o . 90.S - Urban.

(2) R ou te:(a) Base

IWO J IM Ji.3000N - l 3 9 0 0 E3400N - 13616E (,IP)Tar[IetRighlt- turn3000N - 13900E!W o J1MABilse.

('b) Base:nrW J.nrA (Staging Area)3 5 4 5 N - 1 4 1 l 0 E3 3 1 7 N - 1 4 l 2 5 E395 1N - 1394 530E403?N - 13952E4046N - 14004]; (IF)TargetRiGht Turt! .3316N - 14135EIWO J l M A ,Base.

(3) Force on AOMORI will stC\GG thl'oueh rr o JIll-u.., th e win.:1 beingheld responsible for re.adiness of -o,ircraft at designatedtDkeoff time.(4) Altitudes:

(a) boute to t.ar,r:ret: 3,000 - 3,800 ft. and S,OOO -B , a o o ft.-(b) Atto.ck: Force (a) ._ 10,000 - 10,000 ft.; Force (b) -13,000 - 13,000 ft.,(c) boute from tarGets Force (a) and (b) - 15,000 ft.. roinimuc..

, < ~~ ":~ ::7.:;:: ~- . . . .~ t:.


75/88

P.O. QIoBomb Load: 4, !1l"OUpS E-41 ' ) lCs fused to 'open 5.000 ft. abovthe t~cet. wi't)1 the Gocccption of 12 pathfinder o.itcrt.ft,,{hiGh will c~rry M-47IBs fused inst:;mtan0cus noae .

(5)

(6) lntervnlometcr SettinG;(a) M-47 .IBs - 75 ft.Cb) E-43 rGs -50 ft.

C? ) Bombine Airspeed: 195 CU.S.(;;I) Talwaff Time:

(a) Force (0.): 281730K.(b) Force (b): 281000K (fr~ r,IIJOJIMA).

b. 73rd Fling:(1) Pril:ttlry visual and rad0.p tnr"'et: rCHINOIHYA tmBIIN HDUSTRIAL

AREAFORO:: ! :R3 : lI ' !REOHP I

065087 4 GroupshlPI Reference: xxr BomG0m 1itho-Mosaic lOHlllOliIYiI 1\.:.T{Zlt0.20.

(2) Route:BaseT IVO J IM A) O O O N - 1 ) 9 0 0 E) , 3 5 1 N - 1 3 4 49 E3 5 24 ) O N - 1 3 6 0 3 E (IP)Te.r,o_:et3 5 2 0 N - 1 3 7 1 0E3 4 3 8 3 Q N - 1 ) 8 Q 4 E)OOON - J;J900ElWO J:nll~B o . s ! , ; ) .

(3) Altitudes;(a) Enroute to tarE,et: 6,000 - 6,000 ft. and 9,000 -9,300 ft.(b) Attack; 14.,.000 - ]5,400 ft.(e) haute .from tar~et: 15,000 ft. or abovo ,

(4) Bomb Load: Mixed load, 1/2 M-47 ms fused inst ..mtanec.usj1/2. E-46 lOs fused to open 5,000 ft. above the t


76/88

F.O~ #).0(1) Primary visual and radar tarr:et: UJIY:iMfJlA lJRB;l, j DffiUSTRIhL

J ,RF iAt ! l : 1 . FORGE RE 5 !I fD l .ED087047 : 3 Groups}iP! Reference! JeG BomContLitho-Mosaic UJIIJ.J.1ADA [J!::!J\.90 ,24 - Urbtm.

(2) Route;Basemo JIMII3 0 0 0 N - 1 3 9 0 0 E3 4 j O N - 1 3 8 2 0 E3 4 5 9 N - 1 3 7 3 5 E344530N - 1 37 1030E (:I:P)Tarp,ctleft T u r n3000N - 1 3 9 0 0 Ers o J.D'fABaso.

(.3) Altitudes:(a) El1route to tart:ct: 3,000 - ),000 ft. and 8,000 -

8,800 ft.(b) Attack: 12,000 - 12,ElOO ft.(e) EnFoute from tar3:ct: 15,000 ft. or above.

(4) Bomb Load: .3 zroups E-46 lOs fus~d to open 5 ,000 ft. abovethe tar-3et.(5) Intcrvalometer Setting: 50ft.(6) Bombing Airspeed: 195 CIAS.(? ) Taktloff~ 2$l930K.

d. 314th Wine:(1) Pri.m.-'lry visual and rad.e.r tro'{~ot:H OOAKI and ijI'fJlJIMk URBANI N D U ST R I A L A F lE A S

~041+092065079

FO RC E R gR UIR ID(a) OGAK !(b ) UI'TA JIMA

3 Groups1 Group

MPI References: XXI BomComLitho..,Mosnlcs(a ) OGAR! fUlEA 90.20 - Urban.(b) 90.31 - Urban.

SECRET

; . : ~... 0:.- . . .;; l:C ~VI. 0.::-IJ'I


77/88

F.O. # , L O(2) Roate:

(a) Bess.IIIfO JIlIfA3tooN ,....13900B3351N - 1344~E3450N - lJ449E3.520N ... 13604.30E (IP)Target3535N:- 1365~3455N - 13000EJ) O O N - 1390QErv o JDffiBase

(b) BaseD10 JD-lA3242N - 13150E3 31 4 3 01 ' 1 - 1 3 1 4 7E332030N - l)20lE (!P)Tar..:;ctRiCht T u r n3200N - l.'3600E3000N - 13900Ere o J"Il!ABase.

(3) Altitudes:(n) E_J'jroutc to tareet: 0,000 - 6,300 ft. [inti 9, QOO_

9 , 8 0 0 ft.(b) j.ttD.ck: For-co (a)' - 14,000 - 15,400 ft j. Force (b)10 ,0 00 - 10,00 0 ft.(0) Enroute fro]J to',rget: 'F0rce (0) - 1.5.000 ft. or ;l,bOViZj

Force (b) - 12,000 ft. or above.(4) EoJllb L03d: Mixed 'loL\d~ 7/2 M-47 lBs fused instantMcbus;1/2 E-46 ICs fused to opo.n ",,000 ft. above the tzrl!'.3t.(5) ~tervalom\:lter Setting: 50 ft.(6) Bombing Airspeed: 195 CIl,S.(7) Takeo1'f: 281850K.

e. S15th Wing:(I) Primary visual and ractar target: 90.25 - XXI BC"5046' SHTI1OT'ZUon. liEF IN~RY

0 6 7 0 7 1MPI FORCE E t8Q lJIR ID

0 0 A / eM P I Referenee: m B o m C Q i 1 l Litho-Mosaic N A K A Y A M A J I . R E I l ,Ml~RJ.:)ZEN11, REF''INERY No. 90.25 - 1764.

(2) Route:BaseDIiO JnIA3 0 0 0 N - 1 39 0 0 E3 3 1 2 N - 1 3 4 0 23 0E3350N - 13445E (IP)T.:'..reetRir:htTurn3000l~ - 13900E: V I T O J I M . A 'Base.

SECREr


78/88

F.O. #.10'(3) Altitudes':

(a) Enrout ill to tar~ot I 5..000 - 5,800 it. and 7,000 -7,000 ft.(b) ..i:f;ta.ek: 10,OCO - 10,1300 ft.(e) Enroute from target:, 15,500 ft. minimum.Bomb Load: 500 Lb GPs fused 1/10 nose and non-dela"v ta.U,4)

(5)(6)

x. (1)

(2)

Intervalo!1lcter Setting: !fi.nirmun,T:1.keoff: 2816)0[.Meth.od of Att~"e.k: By individual aircraft compressed intoas short D . strike time o.s possible.Fathfinders: Onall tar.-.;ct.s, except - x x r BO5046, aircl'aftcontainil1Gbest r-ortar-crews will t.:tkeoff in order to strikefirst,

4 . Tactical Mission Numbers:TS U U P.B ANAOMORI U R B A NIOH I 1>1C !M IYA. URB :j JU JIY,\j,fA DA U RB ANOG! lK I U Rl3 !\NU W M I M A U R B t .wXX I BO 5 04 6

2972982 9 9.300301;302,303

5. a. (1) 'Th/entieth /drForce SOl a n a soP for strike r\3~orts, contactrsports and IFF procedures .(2) EClChfli~~t squ~gt'cn will'be equipped to bnrro.Ge ja'll there&ion 190-210 megacycles.

( :3) Observations.of the extent and rc1i


79/88

FIELD ORDERS) TI'fEWUETH AIR FORCEG l M r - A27 Ju),y 19ij5 -' 06001(.NULlBER 10)AMENDlilENT NO.' 1

Ch!:l;,D,gopa,rOlgra.ph 3. b. (1) "G O reo.u:(l) Prim!lry vi,5utl.l and radu:r tD::rgot: rOHJ ;NOMIYA B'RBANIN .oUSTRUIL .'\.REA

m_ FO ROE RE QU IRE D095087 ' 4 GroupeMP I Refo ronce s X X I B bl:1 .b G:l' C e flll'llC .n d L ith o J!! ! OS:(lLc ICHINO :H ' lA

AREA 90.20 URBAN'BY COl iANDOF , ~ f .AJOR G,EN:ERAL Le1 i iAY:

A W JUS S t.lERBr igo.diLer G:cnGrnl, USAChiaf of St~f

.. OFFICIAL; /'1 1" If . " II/I-uutt;.",yJ B IiONTGQ ;1ERY - .Colonel, G.S.C,.D c/; Oper,ati0RS


80/88

G

MissiCDB No. 297, 298, 299,300,. j01 and 30228/29 JulY 1945


81/88

CoPY No.1254 - 567891011121 31 4 -1 51 617181920212223 - 242 52 6 - 2 72829 - 533 435363738 - 6768 - 697 07 17273747 57 67 77879 - 80

D I S T R I B l J ' l ' I O NTACl'lC.,u. MISSION REPORT

Commai ld ing General; A r m Y Ail' ForcesCommandi ng General; U0B. Army Stratagi c Air Force 1' 1 (ileal')Commapdipg General, u~S. Army Strateeic ,~ir Forces (Gu"'m)Chief of Staff, U.S. iLrmy Strategic Air FOrces (}..Iam.)Col.1ll1iandiag General; Twentieth Air ForceCO!lllnanaing Gem~rel; Eighth Air Force' (Okinawa)Commander in Chief, U.S. Axnry forces, Pacific.Chief of Naval Opei'at Loas , OP-16-VCommander in Chiaf; Pactfi c Flee t (Mv H q)Commader in Chief, Pacifi c FIe et (:Rear H q)Commander Air Force, E"lcific FleetCOlllIUen9.er;Third FleetOommander'j Fifth FleetCbm.nander;' First Carri er Task ForeeCommander, ~hrianasCOllll'.landng General; U.S. Army Forces . Hidd Ie FacH icCOl!l(JlandingGeneral; ~1ied .Air Forces, SJPil.Commanding General; ;Far East :tir ForcesCorom!:!;)ing General; U.s. St.rotegic Air Forces in EuropeCOl1l'D8.ndingGeneral; Mediterranean .-\.llied Air ForcesCornmaBdin,3General; .Fifteenth Air ForceCommaoding General; Seventh Air .ForceCormnan:liug Genera.l; VII Bomber Comma,ndCom.nariling General~ VII Fighter CommalldCommanding Gen~al; Eleventh Air ForceCOl1l'llZlndng .General, 301st Fig11tel' WingConmarad.Fig. j),llied .Air For ce-s., S".JP.A.liTTN: Senior lutEdl igence Officer,' R.~~.AoF.CommandeTin Chief'. U.S. A r m y Forces, Facifi c.l.'I'l'N: G...2 (For Section 22, ROM)Officer in Db-area, Join.t Inte llige'nce Center.Paci.fic Ocean Areas

Col lJ l1 landing General, ,\rmy Ai.r FOFces. 1 ' 1 ' T N : ; 'D/.iJB IntelligenceConmanding GenE!I':li, .!i.r1Jy Air ForcesATTN:AC/ .J1 3 , Intelligence, Collection "JivisionCommanding General, U.S. A rm y Strategic ..lir For('cs (ib:t


82/88

81828:384 -8 58 68788899 0919 2 -9 394959 697989910 0

10 110 210 310 41 0 51 0 610 71 0818 91101111121131 1 41 1 5116117 - 130

Commanding Gene~aI; 58th BombardlOOnt ,"/inaOommaJ,ding General; 73rd Bomberument ':IingCommandi.ng Gap,era1; 313th Bombardment -;IingComm


83/88

FI DE NTI AL SHEET RM-6R

APPROACHES TO ICHINOMIYAACTUAL SCOPE PHOTOSALT. APPROX. 10,000' TO 15,000'


84/88

SHEETR

APPROACHES TO TSU f"ACTUAL S C O P E . P H O T O S


85/88

SHEETRM

APPROACHES TO UJ1 -YAMADAACTUAL SCOPE PHOTOS


86/88

SHEETRM


87/88

- -SHEET


88/88

N FI OENT! AL SHEE

AOMOR I

APPROGHES TO AOM.AGTUAL S COPE PHOA .LT . . APPROx. . 1 0 ,00

Documents

21st Bomber Command Tactical Mission Report 297