21st Bomber Command Tactical Mission Report 48, 51, Ocr

8/6/2019 21st Bomber Command Tactical Mission Report 48, 51, Ocr

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By .. 'l - ~ J k . " " - - '"Ir

(O",t t)

_--

lotlSSION NO. 48 51FLOWN 30 MAR I 45

1 APR 1945COPY NO. 105


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1I18810a 10. 50 . . dlnoted. . p 1 - .~ p ' t l oa tb . h i... . , . . . . .Tt. report tor that at..1 _ .. 0-.bia&d with tbAt to r 111 101l 110. _.alao directed acalnst tar , - t l ODlyuabu.


3/71

Anna: E ... Coneol1d8ted Stat ia t i l eel S\lIlIMFY .. .. .. .. .. .. ..

22

26.1/927 . "28313233333S3738II I4243.54M6.

.. .. .. .. ..

.. .. .. .. .. ..

... Intel ' isenea .. .. .. .. .. .. .. .. .. ..Part I .. Enemy Air Oppoaii101l.PU t II ... ElulIQ' Antis t re ra f t 8MAir_to_A.ir sanbirls .. ..Peri I I I Damage Asael8lllBDt . . . . . . . .

.. CammunleotloDe .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. ..Part I ... Rader cG\lDter lleasure,.Milsion No .48. .. .. .. ..Pert II ... Raw COUDter Mee15ur ,Mi,sion No .. 51 .. .. ..part III ... Cammunicationl . . . . . . . . .

.. 71e14 orders FVt I .. XXI Scmber Caamaod.Pert n - 314th BaDb'Wine. Pert In - 7)rd Banb \ l ing

ADD8K A .. ~ i a D I .. .. .. .. .. .. ..JI8ri I .. "",-It-. ........POrtn . _ _SCope !Ilotoe .. .. .. .. .. .. .. .. PIJrl UI ... J'li4ll' ht n .,,- .Perl I'9' .. ' l ' Vp t Piet At.. .par t v .. RaIar B 8 .JlIiI.rl VI .. A 1 r ~ R . . u . CbU't: .. .. .. .. ..

ADDelIt B iieather.. .. .. .. .. .. .. .. .. .. .. ..pU1 I ... tleath.. JI1a.l_ !to. 48 ..part I I .. "esther S ~ Mi.,leD !to. 51 ..pU t I I I Cberta ... 7crecaat w.th. . V.

Observed U ~ t t u r . . .. .. .. .. .. .. .. .. ..par t IV .. ~ o g n o e U e Nape. .. .. ..Part V .. Synoptic a p e ..

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31.\;th WlllC neW Or'd.. 110. 23 .-- ..' l Vp ' : Mitaubi8hi Aircraft ..... P1Ut. P I I I C1' .1 ,30_191&5

73ri n,. r1eW _ 110. '10 . . . ._pt, - . ,_ A1nnf t ~ . " " I l I I . ftIIIo1 AIr i l1"5

Annex G .. DiatritNtioD . . . . :Prepared BY;


4/71

I. lR&.I1 , , 1, I laCI.' I By htll" of "" O. O. I1 ma-l te.. Oa ... II 11\L',1!pllts ~ I Dol. bltlw I11'"1111I1t'1I""" 11 11

a_I..SUB.Jmr. "ort or Opera\1ou, so Maroa. aaI 1 April 1to. O " '..Qdtac o .Mnl . "--"1et11. At .. Po..............

I, mptIrIQAtICI" PUmp,.. . Pi,lel 0rdn Wo. as, Bt.q....r t en S14 . . . .d..wel. so March U ~ 6 5 . d l " ' 0 , " alrol 'lltt t roa ,he Iftll. . . . .to take part Oft SO ~ c In aD QPer t .n t a l at. .t.D OD tM ."hA!ror.tt ia&lae Plant In tM nortM.. tern part ot IacoT. .b. Flelel Orcln 110. 70 , Bla4quU'tlirs "PIN 8 'II. .

d a ~ d 31 lU.roh 1945, direoted tba 497tht '18th, ~ t b . -.ad Soot l l l...bardment Groups to part101pat.e 1 April in .. - .x1aala. .r tort ..tt:aak eothe lIU8ublno Plant or the Jfllkajlaa Aircraf t Enchrkll III 'fak1'o.

O. I l l le t . Sp,cifl.4.(1) Pr im," Tun t , The 3Uth '11111" _.' .. tMIi1t.ubitb1 plant (aa shown Oft m Bomber 0o_and Lltbo..Moedo to._.

TUf; 'I t 193), while the '73rc! W 1 n ~ Primary t a r p t ft ' 'the " .. .blnG .plant in tM nortbwe.t su.burh or Tokyo ( . . . sbo1ft1 in JJtI Obj" t1 f tPolder 90,17. ' J 'arpt 357),(2) S,coMVY Tun t l The 314tb wtftl bel fto noellclarytarrt. wh11111 thll 73rd W1nt .peol fhd tbe lU"ban IDdu.trh, l are. or1'olcyo.

2. STRATEGY ABO PLAN Or QPWTIONS I&. lptrP4ugtipD! Becaus. of the Oomaant'. luocru l la -cendlary t i n i ons and the enellY's apparent l u .bUl ty to oope withth i . type or attaok i t was belleYed niht preoi . lon bo.b1ns eould be

e t t ee t in ly ellployed &&1ns hith pr ior i ty targetc. In "di t ion. , nt ,htlow..level attaclts would permit bombir1fi un4er the c10\1.4 l ~ thnt u.uo.l1y wu encountered oYer Japall at 10,000 to 12.000 teo t le ....l I .There .. re 4i t terenc.a of opinion in retard to effect i ta r to t It&btin t ..thoele. 1M 3a th 1J'ins ~ r o p o " d to u.. 'Peeial 1 l I h t 1 ~ e.iroratton auoh a minion, while tho 73rd lrlDl> tavord ple.oint nu. . 1b e.oba.1rernft. Eo.ch WiD.&: wa' directed to plan and. exeoute all exper1_n'taJ,m1 10n D.l;Dinat a high pr ior i ty industr ial tarl;et. The 13rd Wins r. .qUilted o.nd 1'0081..4 the tll1"tet and I l 1 m i ~ point from. the XXICoam;md. Tho 3H.th Wing tOriluIated and executed iu own pl-.n..

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b. Reuon. fOl Sel ec ti on o f T.uotzll Both tart;etzl had beenthe objective of previous hl t;h- level .m.luion by this COIlllll\U1d when POOl'weather bad contributed tc poor results, Ea.ch 'ling COlflllaAdor l I IU giventho responsibility of deciding appropriate atta.ok time, and, in eachinstance, firm decidoD to str ike waa made on b u h of favorable weatherprodietioDI5.o. Importapce of Tg,rgetg I

(1) Theso 2 plante IU'Il th e largest Jo.pa.neae oombat a i r -craf t engine manufo.cture a.ccountlng for nbout throe-fourthl of the&Dpire '. output.

(2) The IUtsublshi Aircro.ft Engine Work. (Tart;et 193)produces 14 different types of engines for both Army Qnd Na?y pIanos.Nine c.1rfrllJlle assembly p1o.nts receive engines from the phn t . and atota l of 20 different planes use, their engines,(3) The Nakajima. Aircraft Compo.ny, llusash1no Plo.nt(Tnr5et $57), is producing engines for the newer Arlll f igh teu . Atl e u t 6 mtljor a.ircrc.ft a.uembly plo.nt. a.re ,uppl1ed by the tllCtOry.

d. Peta i l ' or PIQDDing ... Op!rAtional:(1) Bogbipc Plan ' :

(0.) Determination 9f 3Utb Wing Bomb Loadl1. Each a.iroro.ft clU'ried ao SaO-pound AHM-64senero.l..purpoee bombs. except th e f i r s t , f i f th o.nd ninth plo.nes whichoarried 68 JJf4l-86 fllU'eI. In o.ddition to genero.l-purpose bomba, thelo.lt .4 CLlrorBtt of the ao.in force cur l ed 6 AN ...Y-26 flares ,! . General ...purpose bo_hs were ( 'uud with 1/100

de lq DO" &Ill DOn-.4eIay t aU. cona1dered IIOSt effective in ponetra.t1ngbGlldillle that constituted tba tarr;ot one-story, l ight . teel-fra.me,.ur-tootb. root ,tructUZ'... lladlllollll b l u t eN'act would be obtained fromw . rUI!DI, and penetration of tbe 500-poundbOllb was coaaidered .urno tn t .Plare. were . e t to open 3000 t ee t above ta r ..., " t o r -v-. . l 1p t t l l l and burn1Df; time.

j, '!'eD a . 1 r o r ~ weN equipped with 1 ...19 B Ollaooo....... OU'I71ItIl . . . . photo t l u b bab to obtcUn . t r ike photosnPha.. .. A Idntaua latern.10118ter .et:tinc ... 98ott&tlI r. . . . . . .atr. . . . -11 l1 pattern.

(b) P,MI'II1MU9p at 7Srt !'lA ' Bgab Lty t.1. All a i rc ra t t ca.rried & Y..215 t l a t.. fuzed toopeD 3000 t.et ..bon tbeJ pooWld o.n4 loaded to drop h.t 1ft order to pro_n d , l11ainat.10D tor .uooeecU.nc pI.... nUoe were to be toU1ed a t1...00Dd lDwna l . af ter the inurnlc..r bad run tbrouljh,J. All ple.ne. a.rri l l! 38 SOO..powtd. pftlra] , . . .pIlr ...PO" boa.. To preft l l t the 'tQrliet t roa beiDfj ob.cured by .lIOke aDlfbOIlb 'bur.a. t.be fol1ow1nc de1q t Il ,i ll l' . . .ra .paoif1ed io. ol'44lr to

-.bl. alrorlltt to 'boab r t , . . uy l

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6/71

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' 99 thSOOthfar._ (113_)toI 1 p t . . . . . otto.'1'ar._to

Xwo Jlaa.to8...

..ua1. poin t . ol eowd to r r e ~ o n e Uated WIlIer B ~ t a cPllUlll.tac.'l'b1. . . . de.tpat ied to se t 1I.trcroJ't D.WtJ:T trc:. ta rge tlUI IlllltOkly u po.. lb le.

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7/71

The 73Td "log plcumod the rollowing route I

....to27/1SN 140/55Eto3l/51N _ 138/50Eto3""t7N _ 139/23Eto3S/17/S0N .. 139/298(IP)toTorgotto34/36/30. - 138/Eto32/00N 13T/45Etolwo Jlma.to

B0.50

Rop.llOD

Nishino Shima. W1UI u t i l hed OJI a. check point .Th15 t u . r n l ~ point was used. to got c .1 re ra ft helldod. for torget.O.Shima. ~ used ll8 0. check pointE_No_Shimo. wns designated o.s Inltia.l Point beca.U$.of i t s allay IdenUflcnt1on.

La.nd' lI ond providod toed lQl\d-W'fl.ter contro.at.This route took: o.1rcrn!'t west of ;)o.pnnlUo ...heldlslnnda.This ennbled use of Iwo Jlmo. 0.8 0. cheek point.

(3) Flight Enginoeringl(0.) P lhb t PlnDI Speeds and nl t l t udu , except for

bOlllbln, ru.n. were to be used to obtnin mnxll1WlL fuel oconolllY o.n4 safety.No a,uollbl lu wou.ld be lIt.Uie.(b) Lo;dlnCi

1. Fuel reSOrT., d.nto. of previoul low-o.ltltu4eas..a!onllindionted II.nrnco I11rcrc.ft of tho 73rd Wing would. requ i" t u l lwine Mel cente,. ' 1 " , tCLnke to,. 0. toto.l lolld of o.pp,.ox1aatoly 6750 ,e l loae.I t Wll.8 utlao. to4 """nco a.1,.c,.dt ot t t . :SUtb Win, wou.ld requ.lre , In0441t1on to f ...ll wins o.nd center wlnt tll.nke, one tu l l boab bo.y tnnk: to,.Go tota.1 loal! ot a.pproxlG1Q.tely 1:500 ,o,llone

.L 'eb Lgp.41. . . 10 I lQX l_ or 111111.. load 1PU . ,oc t t l e4. . . . . OIl priOR' 111 10_ , &"nce load. to r \bo 1:51'4 1r1D& Will oetlao.te4at tlProxIaaw17 18,000 pOaDll., wb11e a...."ae- load. to r 'tho 3lUb 1ft1ll...... t1aa'boll at 10,000 poWldl.1. . - . . .mltion load ... eat1aated. a.t COO

(0) POI' t i l l boab run. U . SIUb Wine 40.1pa.t.o4 aoaUbrc.te4 a ir ape04 o t 8ao IIlpb. wbil. the 13r4 WInr; e,eoif ied .uo 1Ipb.,

(" War Plyo lnc ,( . ) Cr. .e of the 3Utb Win, wore inetru.ctod to tropbabe by udal ' it oondltlone would not poralt vl.u.ol reloo.. . . ott 'eet

teobnlqll... I etop-wutob tla1n& wu to be u.e&d in rndnr boab1n&.

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(b) The 73rd Wing pbnned on 00,811y d.lstir\&uishnblerll.d:l.J' or visull..l ll.ttll..ck rou.te from Nil Shima. Ro.dar Wtl.5 to be use' onlyCLI t\ boming device to ph.ce aircrDJ't on 0. proper o.x1s of attaolc for II.visual bombing run.

(5) Rg,dar Countor Uu.u ru : .

314th Wing to

13rd 1f1ng to

(0.) OM RCl! obaorvor was to po.rtioiplI.te with th lteo.reh in bll.nd. 7S to eSmc and 1000 to 3000 mc.(b) Four Rell observers were to toJc:o part with the.earch vnrious bnnds from 4.mc to 3000 mo.

(6) oirSoo Ro.cuP Planoingl(Il) The No.vy wns furni shod with th e deta .U . o f the314th Winr;l s IIisdon tUlli requested to provide o.va.Ullblo fo.cUit!e. roro.1r Ua roscue purpose". ll'a.cllit1es to be furnishod by the No.vy tollow:

135/00E.

137/00E from 30UOOZ

.1. Two sub!1\nrinos were a.saignod to 30/ooN ..Z. One lurfnco vane l wtUlI o.sainged to 28/00N to 31OB22Z unl04a relieved ear l ie r by Super Dumboe.1. One Oumbo Wo.!: a.55inged to 20/00Jf 142/0oEtrom 302030Z to end of minion.

(b) Tho 314th Wing assigned 2 Super JMnbo. to orbi tt he .ubmarine posit ion, 3O/00N 13S/00E. from 30l500Z to 301730t.(0) Por th e 13rd Wing' . mlasion th e foUowing ho i l i -

t !o . were mute o.vailo.ble by th e No.vy:.1. One submarine .s o.uigned to 32/oo){ ..return t l ight .

Two .urfaoe va.sels were assicno4 0.' follow. I1 tra OllOOOZ etll oellpletion of th e aiu ioD a t 28/00... 140/301 o.Dd1 tllroup t . . .a'tire a l .. iOD Q:t; lS/OOR .. u4/soE.1. 0 Dumbo wa. a.. iCDod at 20/009 .. 143/001troa 011tGOl 1IIIt11 O ~ l . t i o " of the mJ.ae1on.

(d) Tho"1'4 W1A& ue l p ed I S\lp.1' DaBo' t 1 to orbi t. . . . n ....1De po.ttloa t roa OllaSOZ IIntil 018000Z Bad 1 to orbt t 30/001 l4l:lIOCII t r.. 0111501 . . . .11 OUO'OZ,.. Qde1h or P l..,., _ Jg1jt lUpDA"

(1) ' nee! Ak OpPPt1tipDI( . ) On tI.- bu i . o t cu.rr.nt pbai1;o rooOana.!.ID.IIICl., tM. . . . , wu eetlaated to ha.. 311 " f t l b ~ " , l _ lUllS $7 twin.'D1ine ILir_ple.D1' a t ' fopha.bi, 01ttll, Toku.h1. . . . li1O'1I nnd M.lj i . However. ona lIaroh ahdoD as&1n..t _-.pya, Gn1y approxillately 20 plan.. we,.. dr-

'bo. . . . aad d ro r t l t .,.. QOt "W in aDd. ....s. nc ..t taok!.('tt) Oa. tbe bd l l ot r .o.nt .xp . r ince , the 131'4 1'111.Ioollld asp.ct t1Cht-r . to a tt .mpt in te rception trom before landtal l unt i lot ter land'nd. bgt they we ... not expected to be e f f eoUn

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9/71

J . H . U I(2) Anttalroror% Opposttion!

(ll) A1; Ho@;oyn th e following dofenaea t lxhtedl.1. One hundred a.nd twenty-eight heavy a n t i -o.1rord1o guns 'Would be within ro.nge o f a lr cr :U 't f lying 0.10 II 7000 foota.l t l tude. Tm 87 d e u e e IUds of o.ttllCk: 'WaS ChoSOD beo.un th e f l r a t

:51 miles of course from the initiDJ. point to the t a r g e t would not b&defended by hoavy antiairoraft . ~ l r c r a f t on this courlle would onlybe within rllngo a p p r o x 1 l D ~ t o l y 8 .1I1.1lell from tho tnrget . .Mjacent f l a ka.reQ.8 w r e Ho.mufll:l.tau (15 ~ n s ) and Toyoh'1lOh1 (1 4 gun a).

J. There 'MIn 25 8ettTchlighta in the 1JluIedlOotev i c i n i t y . nnd 12 searchlights wera known to be on 10bel route trom th ein l t inl point to tbs target in the northwostorn outlkir t . of N ~ o y a .

~ Barme> bc.lloon dgbtinl!l:s _roe IlS r o H a n I3 in vicinity of N ~ 9 Y Q C ~ 5 t l o flying 0.10 llpproximntely 5000 feet ~ 1o.long tho w!I:torfront lU"OQ. a t r.pproximt".toly 5'00 t e e t ,

(b) The 13rd ' f 1 ~ l e QIl,nlyll1e of c.ntin1rornft oppoOoe1tlon WM the aame na used on proviou.e miaa10DII to Tokyo (See Tnctlc:uH1. ,loD Repor t Mo. 40) . I t ~ 1 nntlcipntod t hn t aear ch li sh t nctivityi n the tnrget v i c i n i t y wowd be heavy.

3. gmtrrIOM Cf IHE MISSION Ia. To.k:g.oft t Tnkc.off WIl.lt nccompl1l1hed ::La tolloW'S I

3Uth?>I'd

Aircraft , Uno rM

,.121P i n t TAke-orr

300652ZOl1020Z

t a f t Inlrje-orr300705ZOll141Z

I t took the 73rd Wing' a nircra.i 't 81 ainutea to booome nlrborM o..ea roau.lt or aeYera! d r c r o . f t o.bortlng on the runwo.ya o.nd 1 onahing 1nIIapCl1elUl. lay du.. to unknown unaona,b . Bgu1;p Qat I

(1) AlJ"CIr!'.1't of th e 314 th Win t, wlth the execption of 1p l u e tho.t cU. not renoh th& tarl jet duo t c no.viso.t1on error , flew aa'br t . te4. OOntral t b lu over tD.rlet were 0.' plo.nnad in . 0.1111OIt 0.11 Calo, .Oel t h l DA't'ipt1on "... _ade dltf10ul t by 0. hiljh Oftron.lt.

Ca) 1"- 7Sr4 Willi found tho.t the I l" ot 1ahnd. tooU1ta.ted&0 .......... Dl.rt,.:tiollt Il!Ivisa.tor. t a i n t tlall a.dYlUltftl:e or Radar JJl/JPQ-11 to . t a l a d o v a t e fl_.. 'f'ba 1Dltln1 point (800RoOoSh1.o.) d14 note p p f t U ' proai .uDtly on the rdlU' lOop.. I t 18 pOldbl . t.h::Lt 2 or theW1Itc' . . . . . .11l1 e.1roroJ't . . ., baft oo1114.d neAr l i t a lwo ,11. . . .

o. OnE Tlfftt . '(1) n . 3Uth "fins bad 12 o.lrcr...J't bop 60.8 1;on' of bCWItt,on the prlaary t o . r p t betwe8ll 301446Z MIl 301650Z o.t e.1titudea tro-. MOO

to '?VIO t . e t . Tba te.rcet Wd complete ly ob.cured by Il 80114 u.nderoartwb10h pn\'llDted planned rl.u.o.1 a.ttack. In a.GOordnnc. with lal tructJ ,ou. . '8OoDll t.c-lt ntD . . . . a 4 e t o r r&dar roloaao. Severnl p1MO. _ad. a.t:h1I'd run 'etore r e l . a U " , t ;bel r bo_bl . Re,u.lt.a were \mDb.ep"'od# nat... " l l p r . aDd thore ft ' DO e b e ~ o.ir oppoal t ion..-

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10/71

lUll.Bl:!:(2) Or tho 121 o.lrorllft of the 73:rd '!V11'1tit 11S drepped1016.8 toni of bombs on the primary to.rfjot betwtlon 011702Z o.l'Id 011829Zo.t o.l t l tudol frOlll 5830 to 7960 h o t , Seventeen bombed v hu,tllly ond 5115bombed by rado.r. ;. ground h u e re. tr icted 'II'1db111ty becau le o r l i t h t

r e f l o c t e d from f l a r o . . Soarchl1gbta prevented IlADY bombnrd1erl tTOlaBoeing the t ~ g e t . Due to the po. rt lculo. r wea ther oonditionl, tlarellprovod to be a d1ao.dvanta.ge.(3) No bomb. 'WOre dropped on othol' tcrget

d. Boute !IAAk I Routes to bun woro tlown lionerally ubrtofe4. Seven 0.1 rCrc.rt of the 73r4 iUng landed o.t lwo Jlmo., 5 becauseor fuel ahortO-ge. 1 boco.u.e of battle damngo, and 1 beCOoulo of m l l u n d . r ~. to.rdlng o.bou.t weo.thor condl t iona.e . LAndiA" I ; ' l r c r d ' t landed o.t homo bo.au as fol low. I

3l4oth73.. ,ol.IQ6Z01.2306Z 302385Z020229Zt . LoIIO' I The 314th Wing sllffered no IOIllU, whUe 6 nil'' 'orQf't of thB 73rd lYing .e1"O 10et o.s follows I

(1) Ene!Dy l l.1Ternft - 1.(2) EnelDy CUltia1rcra.ft _ 2.(3) Cro..hed t\fter toke-ott _ 1.(4) Colliaion on route to tllJ't;ot .. 2.

' " Operp,tlgM SuIMlq.ryl-. (-> I _ 'URI Ita> Pour verified -.ltWlOt1ona were reported by dJ'_..,. t il . . 3UtIt W1q t ....t bo.bed the pJ'laaI'Y tc.rset. Mo.t 1JIportut

OIl . . . . . . . tbII to.11111'e of b ~ to r.leClle Q,u1;oaltl.t1eCLlly b o o ~ of...... uc. n t t e l l -.ltlUlOtloll. BOBbins f'e1Ult,:. weI'. pooJ'e DO DOW d_ _. . . . . . . 91..nl(l,) tM 7 , " , Win!' . . . .lbIUty . . reatr ioted be

..... or . . . . . widell allo reflected l1&M trOll t l a r e . o.ad . e a r c b l l p u .!h i p r o o " v e or r e I . u l 1 l l t l " , " , frOB 'll.ob u r o r a f t WaI cOb.idered t h t u t o r y , aD4 dil tr ibll t lOIl over tbe taret Wll., oontlnou. I t ft.ItoWld. that 1IbItD tlyla.s toward tbe moon. lan'_water o o n t r u t -.. e U l l yd!.OWDtbll. R l l l t . or t b i . a i u l o n iDdtOo.ted tha,t when p o " l b l e WIltel'obeot: point. .bou!d be u d . . . Q, p i d o to t a J ' p t a . and it nen!' ' - "...1101114 'be utiU ..d .. otre.t a t . i q pointe. Type. or elpttncoODtrol reported _ r e radar, radar-YUud BAd DR. Pew w1.l.ld oorToctlouwere lUAe. Priaary IIaltl laatlou wore in the A_2 re1ealo . y e t e . and in_terYQ.lolMlter.. P&1lure on the par t of one bombardier to p1aoe b h tratD l e o t . - i t o h into . e l e c t .. brietod oau d jet t isoning or '00.11I'0.. 8 o ~ _lac "8UlU .re o o u i d . . . . . poor, aDd DO vidbl0 d6llQ,P l'Op0rte4..

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11/71

!Q J U l(0 ) As 4 result of these two mia.lena i t 1s believednight precision bombln& cannot be sucoessfully carried out by thisCommnnd unt l l effect ive to.r!!;ot IIlllrklD.! methods o.re developed. Expert ...mont. are being Conducted to p er fec t such prooodures.

(3) Flight EndMer lop(lL) Climb to BplbiQ( AUtt;u4g aM Qruh . to ttw TQlJOS'

Both the 3Uth ::uld ?3rd Wings eUlD.bed UIllIUldia:toly following te.ke..otf' toa. bombing o .l tltu de o f o . p p r o x l ~ t e l y 6000 to 8000 tee t , cruise to ' tnrtotbeing o.ccomplished without dirf icul ty . Speeds in the tar!!iot aron var ll ldbetween 220 o.nd 240 co.l1bro. .ted airspeed.

10,000 to 15,000prodlC"tod.

(h) Return to B u " ReturDl to bnu were mado o.tt ee t (IJI ind iv idual o . lr cr ll ft . Pu&1 con.sumptlon8 wero (LJI

(0) CgmmontB on Ron l t l of' IUulQDI!.L The 73rd Wing flew the mles10n with a.n aver ..fuel load of 6500 g ~ l l o n a c ~ r r l o d an o . v e r ~ of 19.426 pound' orbomb., greates t nverng* bomb l o ~ d c ~ r r i o d to d ~ t e to J a p ~ n .J. F ~ e l oonsumPtions to targets were a ' nnt ic i -l . ; ' v e r ~ g e fuel reserve for the 7:3rd "in!; WCL8737 gnllol1l. whicb w ~ high considering th e . m ~ l 1 fuel load nnd thelargo bomb lond carr iod. Avornge f ue l r es erv e for the :314th Wing WOo.

::1.8 predicted.J.. Por r ~ e 1 consumption and weight data. seo

C o ~ o l l d n t o d Stati.t ical Summnry.

Por vertIoa1 plot . fuol oonsumption, andb load .ee Cbart ' . ' , Par t 111, Annex A.Chart 'B' , PAI't I l l , Por hi.torlon! reoord ot peAt ad i o ~ , .eeIt.rmox A.

(,) JdK ' (Por rado.r approDcb obnrt . o.nd .oope pbote... . . . I t . Maes. . . . . tor Radar leport ... Pa.rt 1', AaDex A) RDda.r... QlDe1le.t nav1&DtloDd dd .

(a) t'n." , CPO Equip.ent ft. 100 per oent opora.tive,.....10-0&11"1' -.obiu pau ._ t5 per oont op.rDU'n.

(e) ,Up"," "'PM" OM 'nrc! 'iflDlj a.1ror:l1't orubed a.n4"l ' loelM 1D lfo.c101obnO Bay t_ediDt81y ot t . r ta t l -orr . Cra.ah ro.OUI'bonu _ad. n necnt1'1'e .sarch. Supor Dwabol made nogntift lOa.roh torlUI"I'1'1'Or. of wbn.t WtlI repOI'ted to be l\ a id a i r ool11l1on ot 2 B .80 '. ntrrJoo 140/001. .ptt. . . ee.rob clIO wns .n.de tn vioinity ot 25/101 utlOOB ...... IJ l a.1rplane bad been reported in rL"LMI.b. - tAAer, (Soe J.nnn I , tor 118tal1'.> On l IhUon Ro. M

a. low overou t 1IlCl....d In bofore tho bomb run oould be mndo. while ha.o.wh10b bll.4 JX)t b..n o.ntioipa.tod. interfered with Winion Ro. 51 .

-.-l J . l i l l J I


12/71

i . COmmyw!cntioQ5:(1) Wnr Counter IloMutot: (See Port I , .!.nnex C

to r dotc. ih)(0.) Senroh rOllul ts on lfission No. 48 indicated

pOlISible u n of ro.dnr control for f lak .(b) OleAr woc.ther !i!o.y ho.ve been re,ponsible to rthe few ro.dnr-oontrol signnll l intercepted on l..'1asion No. 51.

(2) ~ teDn str iko roporta werewith excel lent resul ta .

(See Pr.rtroceived.

II , l.nnox 0, for dctnUIl) EighNnvigntlon..'\l a.ids were ullod

j. Intellhcmoq Summary:(1 ) Sngwy 9.1r Oppo'itlgn: (&'0 Pn.rt I. :.nnox D, to rde1:c.Us) No ightor opposition WOoS encountorod on l l1nion No. 48 ,

whef'OC'.B 39 c.ttc.eka WON ItIr.de by 25 :l .lroratt during J.lisaion No. 51.Olo.llll8 were 1 dostroyod, 1 probably dostroyed nod 1 damngod, and1 B-29 WtlA lo s t to eooltly nir nctloD.(2) Epemy Antinircrot t . J . i r - tH l r Bombing nnd Rookets:

(See Part I I . ':"nnox D, to r deto.llll) 00 Minion No. 48, ont in i rc rn t topposition was negligible. On mi,sion No. 51, 2 niroraft ~ r loatto o.nd 9 dnmn,ged by rInk. In o.ddit1on, the: 73rd Wing roported rockOtt i ro .

(3) B0mb1pg Rosults Md DMQ,g9 J .ueumont: Bombingreaults wero poor. o.nd post-atr iko pho'tOgraphy showed no new dtLmc.gevi. ible on elther t3rgot ,

fA"r,-r. LJIJv,/CURTIS E. LeJr,L;.YMaJor General . U .S ,i .,COIlImr.Ddlng

JlllllI


13/71

1 !I.Q Jl "1

ANNEX

crPiJIOllS

Part I .. No:ngc.tlon ChartaP. r t 11 .. Rader Approo.ch Cbo..rts (Ltd Scope PhotosPnTt III _ Flight E n g 1 n . e r i ~ Chartapt:Lf'\ IV Tnrget P lCturlU and :'la1n& Point.Part V .. W u ReportPart VI .. .ar.sea. Reao\lo Cbar:'

, . I t. epl l1ao . r o b uo4 1 April 1..5

_ 10 -11111


14/71

,_. .......... ,,,.. ,, ...,......_..130' 1 4 5 ~

MISSION NO. 46 -51DATE ,31 Morch'45I APRIL ' 4

XXI 60MCOM

.CHI CHI JIMA

NlSHINQ SHIMA1.1. LosI I

7 3 - 0 ~ . 1 4 2 0 l - 0 1 1 5 4 6 Z .

"

Q

III- -11---- 20 II\ !, I\ --i"'"- - -20"\ I.\ I ',! TAKE OFF LANDING \ I I

f- 1st Lost lilt. LOIf + IPAN_13 -01 l 0Zo t -O l l 4 l l - 0 l 2 308Z -020229 l , \ ' ' ;---IS'lJ ' T1NIANI TAKE OFF LANOING II 1st Lo" lsI LaM GUAM," \314- 3 O O ~ 2 l - 3007051- 302216l-302325ZI II

--------+- -PEPART liQ...I lsI. LostI " 4 - 3010200 ->O I r "I

: : : : = r ~ : . . " I1-----I

.f1',OKINAWA

\... -

~ E '(-+----- 314th. 30MOI"ch'4.573rd. 182 April'4.5I .I

I \ I TUANING POINT I\ \ . lsI. La", \ 7 3 - 0 1 1 5 4 7 ~ - O I ~ 7 5 1 lI . O Ito--+-=------=-+------\-"r'-\-!__ I >oI

II

'30' .35'SECRET


15/71

I - ~ ~ .. ".137-

Radar Navigation Chart CHART NO R- IRESTRICTED

,.'

Mission 48

LEGE ND0- TARGET - INITIAL AIM'G POINTe - LANDFALL

OSAKA AREASCALE I: 1,000.000

136

PART IIA-2 SECTIONXXI BOMBER COMMANC


16/71

TOKYO AREASCALE 11,000,000

A-2 SECTIONXXI BOMBER COMMAND

PART IT Radar Navigation ChartMission 51

CHART NO R ~ RESTRICTED

LEGENDo TARGET POINT


17/71

RM-23

AGAMI BAY

KAWASAKIFUJI-SAN

~ A R E A

-ZAKI

FUJI-SAN

SHIZIJOKA

MOUTH OFSUMIOA RIVER

SKZUOKA

CONFlDEr.LTIAL APPROACHES TO TOKY 0ACTUAL SCOPE PHOTOS

LOW ALTITUDE (APPROX. 7000 FEET)


18/71

XXI BOttIIER COMMAND ItEPftOOUO[O IY '49TH ENG" "Vir' TOpe co

toNrlDENTIAL MARCH 1945 NAGovAAPPROACHES TO "ACTUAL SCOPE PHOTOSLOW ALTITUDE(ABOUT 7,000')

RS-19


19/71

;;

- - - 1 - - - - ! _ ~ - _ ~ __ _j ~ ! o J t : \ ~ . . . . ..::.,.,... .. 'l , , ~ , .' . ._ ~ - 1 ~ ~ r : : ~ ~ : ~ ~ ~ ..

! t : i ; ~ ~ ; ~ ; : ; ~ ~ ; ~ ; ~ : ~ { ~ ; ~ ~ ~ : :: " I ~ : r :_._ 4 ' - _..! H _ __ - i .._._.: I ! i

1 ;


20/71

o

(0000$()P(J

1: ' il..ocoO _ ..!._ ; _ 1 H.......... .. .. .._......1 t M8tJ4f8 7)Y 4.


21/71


22/71


23/71

PART V - lWW\ RJ!iPORT

1. !:guipment pertormnnce wa. a. to11ow0. . Of the o .i rc rl \t 't complet ing the mhdon 9 = Md 95% had

opuo.tlonD.1 J.!ViJlQ-13 over to.rget o.nd upon 1nnding reapective1y.b. SCR.-.695 (IFF) wn. 100.1: operntiono.1 throughout.the mills ion.O. SCR-71e nported 90% opero.tiona1.

tl. :. tota l of 160 Loran tin. W'I\. reported with mo.xi1:ll.WD rangeto r .1Ita.tioQl 2 And 3 being 1200.

b. ':'vernge lll4Ximum rn.nge of the AJf!,UlQ..13 waa 55 nt\uticn1miloa.

C. .;,.verage 1andto.11 f ix was 35-40 IlLUOI.d. Of 15 radar wind runa. the tlvero.go devio.t1on frOlll tbBa.verat;e wind f t . . 1 degreell a.nd 1 knob.

s. WA f Bopbiy.fl.. One 'WIllg - .de 0.11 vieun1 ro l eues .b. ':'vernge devlo.ttoD. trom a.xts wns 2 decrees.

t . I -MY_ Rodu wna ll.h o2;cellent 0.14 to Mvigation CUld wa.aWlod to .aka tbll .IP ~ l r I w .

- 10 _. I 1 ~ l l l


24/71

SECRET

'" . .-..I !kIrr. . . . V,nt l-..,-Up... Dumbo

MISSION NO 48-51DATE 31 March'45I April '45.XXI SOMOOM.

'CHICHIJIMA

".

,\\\ I : I\+ IPANCroetl soon on Stolion Vicinity , ".SAPAN and GUAM OUl"illQ Toke- \ TINIANOff onlll L.ondinQ. \1'"GUAMVI

II

O IU ..:>'. ~ Tokyo

o

PART ..li. AIR SEA RESCUE MAP

K E V I~ E ~ ~ ~ 2 ~ ; ~ ~ ~ t 1 1 7 , r < -----314ttl. Minion No.4S___ 73rd. Mission ""'0.51NOTE: Number enide Symbol" " Indicates Million.

,

IIII-----+----IIII

'9 4 S

I'0 ~ ~ - r - - - ~ ~ _ - - ' : ~ ~ ~ - - - - 1 f - - ' O -IIII--1----'25.IIII

2 0 , - - - t - - - - - - - - - + - - - - - - - - - j - - - ~ : ; ~ ~ , . J , - _ i f - - - - 2 0 "I1

".-OKINAWA

' ~ ; : y -.. s/lrrrono..,\Slro,,


25/71

B

Port I - Weather SU!lr.lIll.I'Y, '. !ission. Ho. 48PfU't I I - treather Surn::l8rY, f.11sa1on No. Sl

Part III - Charts - Foreco.st vs- Observed WeatherPart IV - Prognostic Maps

PllI't V - Synoptic napa

"'11m , .9, .48 eM a30 __ llIld 1 Al'ril 1945

.Ia .... 1=11111


26/71

Part I - WEATHER SUMW.RY - lUSSION NO. 48

PLAlUlING FORECAST

~ 5110 1m clcilds, b!>se 1400 t t , tops 7000 r t ; 3/10 middle cloud,bnae 13,000 tt; 4/10 high cloud a t 30,000 f t . Scatteredl igh t to moderate shovers.ROUTE: To 20otf: Same 85 buses.

20,," to 23or.: 5/10 101" cloud, oose 2000 f t , top 6000 t t ; 4/10ndddle cloud, blse 13,000 f t , top 14,000 f t .23 Nato 2'A1: 8/10 low cloud, 'bC.se 1500 f t , top 10,000 f t ;7/10 middle cloud. bnse 13,000 f t , to! , 17,000 f t .2TJN to the CClQst: 5/10 low cloud, 'bo.se 2000 f t , top 6000 f t ;6/10 middle cloud, buse 14,000 t t , top l6,(X)() f t .~ Tokyo: 4/10 low cloud, rase 2000 t t , top 5000 f t ; 4/10middle cloud, moving in , iI i afternoon.tlngoya: 6/10 low cloud, base 2000 t t . top 6000 r t ; 4110middle cloud, base 16,000 f ' t , top 17,000 t t ; 4/10 highcloud, 29,(X)() ft increasing to 7/10 low, 7/10 middle withl igh t min af ter 0400Z.

OJ?8ra.tlonnl ForecastBase a t Take off: 5/10 low clouds,base 1800 f t , top 6000 f t ; 3110middle clouds n t 11,000 f t ; 5/10h ig h clouds a t 30,000 f t .Route Out: to 2 3 ~ : 7/10 lowclouds ju:Jt north of Snipo.n withshowers becom1ftg 6/10, hnse 1800t t , tOj) 6000 t t ; 7. '10 /Diddleclouds becoadng 3-5/10 between11,000 and 12,000 f t ; 5-6/10high clouds nt 30,000 f t ; 9'1.1b i l l t7 14 111e.. "2 ) to 26UWt 9/10 low cloudb\se 1500 r t : 9 /10 a id rlle c loud s,baM 9000 t t . top 13,000 t t ; 5.'1.0h1lb clouda a t 26,000 t t . Vls1b111t7 12 aUea ICl'lMrlng to 1 aUe1D IIOderate mOllera.260N to 290Wl 7/10 low clouds.bt . . 2000 t t , top 6000 f t; 4/10atddl. c10U1Se between 11,000 tt~ ~ ~ : l " ' ~ 3(lo.l::gh . l ~ ~ t ~l t n J f l l l r . i s N ! ~ t ~ ~We t l 6/10 low clouds, base2000 t t , top 6000 t t ; 7/10 ll1dd1eclouds. bcae 15.000 f t , top 17,000t t ; 8/10 h ie h cloud . a t 26,000 f t .Viaibl11t7 12 ~ . 8 .Route Retum',= sa.- aa Routeoutco1llC.

Weather Encountered

7/10 low cloud, bose 2000 r t ; top5000 f t ; 6/10 middle clcud n t11,000 f t ; vis ib i l i ty 12 mUes.To 2SCJf: 7-9/10 low cloude, bflse2000 f t , top 5000 f t ; 3-511.0middle clouds, base 11,000 t t ,top 12,000 rtj scattered lIhowersllt 240tl reducing vis ib i l i tyfrom l' miles to 3 lll11e28'W to .31"N: 10/10 low cloudll,mae 1500 t t , top 6-8000 t t ; 10/10aldcUe clouds, roM 9000 t t , top14.000 f't.; aoderute showers re ..duct1Dg rlBibUlty rr,. l' al leeto 1 11118.31Oa: to the cOfista 8/10 101r c1ouda,00.88 1800 t t , top 6000 t t ; 9/10lliddle cloude, b 'M 11.000 t t ,top 12,000 f t : ris1bl11t7 6-8t i l e s 4\18 to ha...10/10 low cloude. btl.. 2000 t t ,top 6000 r t ; 9/10 lI14d1e cloudboose 11,000 f t , top 12,000 t t lvia lb i l i t7 6 aUee due to be ...

&u . na Route outgoing.

'-- ~ _ . u J1. R11


27/71

Bf!.ae on Return.: 4/10 low clouds,'bnse 1800 f t , top ?OOO f t j 1./10middle cloud, bnee 12,000 f t ; ToplOO t t , " l ~ ~ & o101ld at~ t O O O t t l Y l . 1 b l 1 1 ~ y 1 . mile_.

4/10 low clouds, Mae 2000 f t , top4000 f t ; 7/10 middle clouds, base12,000 f t ; 4'10 high claude at28,000 f t ; v1B1bility 12 miles.

Winds Aloft - ForecastBnse to 2 0 200tl to 250ti 2 to 34"H T&r5e t10,000 f t . 150/20 10 280/15 8 2 /28 2 2(,()40 -37,000 f t . 140/20 16 310/17 13 280 /22 7 230/)5 25,000 f t . 140/20 19 330/18 17 300/20 9 210/28 52,000 f t . 120/20 27 40/18 21 40/16 14 130/15 9Surface 90/14 24 70/12 23 76/10 17 90/10 11

lUnd! Aloft. - Observed

10,000 f t .7,000 f t .Surfa.ce

B,nae to 2JC1l1)0/19110/252)OH to 280tl210120330/24

28Or{ to 34Olf260/30290/30Target245/)8

BASES.

ROUTE,

REMARKS: Lights were seen al Ilpproo.ching the Ilren, but 11M overcll.etClOYed in before bomb run could be mnde.

Part I I - ?1EJ\fHER SUMMARY - HI!iSION NO. 51PLANNING FORECAST

5110 low cloud, bilse 1400 f t , top 7-9000 f t , in the morningwith l ight showere beCOl!ling )/10 low cloud; )/10 middlecloud; 5 '10 high cloud in the afternoon.To Uotl: 6/10 low cloud, bIlso IBOO f t , top 6000 f t , with3/10 middle between 12,000 and 13,000 f t .240M to 26oti: 8/10 low clouds, baee 1400 tt , top 8000 t t :10/10 Middle olouds between 12,000 and 15,000 f t with l1htshR'"'re.26"'N to ~ H 6/10 low cloud, base 2000 t t , top ?COO f t ;3/10 ID1ddle cloud between 1),000 and 14,000 f t .320S to the Canst; Weat cold front with 10/10 low olouds,bnee 1500 f t , top 8-12,000 f t j 10/10 middle, 'b-te8 10,000 t t ,top 18,000 t t ; 6/10 high a t )0,000 r t .6/10 1mr cloud, bese 2000 r t , top 5000 f t; 10/10 middle,mse 10,000 r t , top 15,000 f t ; 6/10 high cloud a.t 28,000 f t .Low cloud to broo.k to 3/10 and middle cloud to 4/10 byoo1dnight.

DECISICII: MisaiCXl to Tok;ro n1ght or 1-2 April 1945

20-

'- _ _ _ ' ~ = _ = _ ! lH. I


28/71

Operational Forec&stBnse a t Take Off: 5/10 10. cloud,bose 2000 f t , top 6000 f t ; 3/10middltl clouds, base 13,000 f t ,top 14,000 i t . Visibi l i ty 15miles.Route Out: To 19On: 5/10 lowcloud, base 2000 f t , top 6000 f t ;3(10 middle cloud, base 13,000 f t ,top 14,000 f t .19UN to 26H: 10110 low cloud,base 1500 f t , top 5-7000 f t ; 8/10IIliddle cloud, base 12,000 t t , top14,000 f t ; showers reducing vis i -bil i ty tram 12 miles to 1 mile.260rl to 31otl: 5/10 lOll cloud,bnse 2000 f t , top 5000 f t ; 2/10Riddle cloud, wse 13,000 t t , top1.4,000 f t ; l ight rime ice inmiddle clouds.) l to )JOJi: 8/10 low clouds,~ ~ s e 2000 f t , top 8000 f t ; 4/10middle, base 15,000 f t , top17000 f t .3J6N to TRrget Area: 4/10 lowcloud, base 3000 f t , top 6000 f t .Tt\rget: 4/10 1011' cloud, b, se3000 f t , top 6000 f t j vi:lib1lity12 llIiles.Route Returning: Same os RoutoCuteo"",.Bnae MteP"91 4/10 low cloud,bnse r t , top 7000 f t ; )/10lliddls cloud, base 13,000 f t .top 14,().O ttj ao.t'tere4 U p 'ahOPOf'l l j visibUit , . 14 ailes .

eo.ther Encountered5/10 101'1 cloud, huse 1000 f t , top2500 f t ; 3/l0 middle cloud nt16000 f t ; "idoly Acattcred l ightshowers.

To 19oti: 4/10 Ion cloud, hh.se 2000f t , top 6000 f t ; 4/10 Ill1ddle cloud,base 16,000 f t , top 17,000 f t .190N to 28"N: 7-9110 10"l' clams,bnse 1500 f t , top 7-8000 f t c l eu -ing to 4/10 in vic ini ty or 24oti.10 /10 middle clouds, 'bo'se 9000 rt,top 16,000 ft becoming 20,000 r ta t 23DN. Showers reducing vis i-bi l i ty from 12 to 1 mile.2SON to 3 0 ~ : 5/10 low clouds,base 2000 f t , top 6000 f t ; 10/10I:Lidrlle clouds, 1x>se 13,000 rt ,top 18,000 f t .300tf to Tnrgnt Area: 4 '10 lowclouds becoming clear. Hnze overl and reducing visib i l i ty to 4-6miles.

Cleu; Visibi l i ty 4-6 m!las due tohozo.

Sam I1S Route OutgoiDg.

SilO low cloud; 2/10 IIL1ddle clouds.

""ed' Aloft - fonCQ.t. . . to ~ s " t ! ~ 5 0 P O 3&" ~ : 5,000 t t . 1 5 5 7 ~ -1 290 32 -5 -710,000 n. 150/20 9 290/24 ) 290/)0 08,000 f t . 150/20 1) ) 1 0 / ~ 7 )00/26 46,000 f t . 145/20 17 ))0/21 10 ) 2 0 / ~ ) 74,000 f t . 1 ) 5 / ~ 0 20 0 1 0 / ~ 0 1 ) ) 4 0 / ~ 0 102,000 f t . 1)0/19 24 040/17 17 010/15 1)Surface 110/13 27 O6O/U ~ 0)0/10 15W01'Z: 01111 Winds Alott obsened W8T'C )20/)5 a t 6000 f t . a t Torget

....

L . . S..E-C LE:..:r. _


29/71

~ ~ ~ i~ ' I!,~ ~ a D ~

Q I 1 ~ ~ i: \b II ,rIb

~ ,_ .~ \ ,I ~ I , '

tGJI J ,

Q i ~ -l- I -"./ I ~ . I t-,

lrf'kI ~ 1 ~ '>ti

0 0 a a 0 u8 0 a 0 0 :ta a 0 a",' .n ' oa .n =>- . V>.

:iz=II=..i


30/71

,\ ,,. ,'.

t:' I/

IDv

I

.' '[AlAOGNOSTIC MAP

TRlJK...


31/71

." .

, : -,--: I S A ~ A t I I__ --sI

.- - ---/-._- "_. " " ..- .;-I

/I

' . I::.-__ II ~ m - - ~SYNOPTIC MAP '-..

OOOOZ.3/ MARCH /945

I

t = - f - ~ - r l ~ l ' ~ '":'JIMA,...-- i I--. j--- ~ , ' -I -IWQ JI"1Ai'____ II --- i ------r --./ - ' ......._1 ....


32/71

r10.0005,000:0,000

'ORICAIT W.lTNIR h:? APRIL 1945

4/;0)5,000 _ . : 100 6 ' / /0 I Me I cr"?E3- - - - - - ...!"Jm:;.. }?,"""J&?'0000 == = = ~ c- "';.5>0- ~ s ; ; : : : e F ~ e ~ e l _ g 9 t L . . . J . Q . 1 5 . .I "'6/o _'SOOO J7 / 0 i ~ cC!'z :00 _ e f r - a ~ -. URFACE - - ~ ~ r g " , ... ; ; ; : ~ " ' i i . ~ 1 ? ~ ~ C ~ _3


33/71

~ S A 1 P A N

.

I II

, CHICHI JIMA

.. two JI'"1'"

I._ -

II

,,p-

I.i'ROGNOSTIC::--..apooz-

,,


34/71

. ~ ..

I.sYNOPTIC /YfA P,

r---1r2ElOOOZ" A,.",iL794-$'

'PALAU.. ,I

I


35/71

c

Part I - Rader COtl1ter 1Iedaurea - I4'bslClD "0. 1.8Part II - Rlulo.r CmetEtr t4ea8uree - "'i .aim "0. 51

Pt:J-t DI - Radio

...- ... --

L, ; , . ---"o::..:.:...:JII


36/71

Part I - RADAR COUNTER MEASYRFS - rUSSIQN NQ. 48

1. Genoral:n. One RCn equipped 8e&rch a i r c r ~ f t pnrticipcted in ,".ndcompleted this missiCKl.. Results were l imited to 3 signnls becauseof equipnll:;nt fo.Uures. The frequency btlnds 75-85 lIlC end 1000-3000 de ~ e r e eenrched.b. No offensive counter oonsures Wdre employed.

2. Rosults of Search:0.. Total s ignnla intercepted (coord1nlltes tore location ofintercepts)t

(I) 71/-/2/3515'8 - 13645 E. This eigncl. wee in ter-cepted in the t.."\Tget area nne! was nssociAted mth n ~ k . Four burstsof flak t/l8rc reported 1000 feet off the l e f t fling '100 feet high. A10/10 cloud cavernes prewiled. 'l'1le signal r.a3 trncldng the aircraf t .

(2) 2)40 '1100 EstilYlted /1.2/352Cfi - 1J655E. Thennteruu rnte of this eigntL1 ! inS approrlm...tely 20 rJ'!.ll. I ts identi ty1s unkn01'1l3.0) l07/490/25/340ClA - lJ630E. This signnl 'l'mS tracking and 1 I ~ ' 8 probably the PJnrk 1 Modell intercepted in the Daio Z&kiores..

3. Ccne1uaim8:n. No D/F 'ing o f signals \'filS nccornplished due to lack ofproper equipment.b. The 71/--/2 signal WI,S presumed to be the Mark fAModel 3 equ ipmont . Coinc idence with flak seeflled to indicnte i tapossible usc for radar control.o. No f ighters, obeervntioa aircraf t . or searohlightswere encountered on this missioo.

Par t I I - RADAR CQUNTm r!EASURES - MISSION NO, 511. General:

a. Four ReM se:orch nircrcf t pr:rticipcted in this mss im.Frequency bc.nda ! rca ?O to )000 -e were senrahed.b. A totel ot 16 SigDll18 tinS intercepted, but nf toranolTJi8 for repetitiem nod tlIIb1guity these mire resolved into 8

ditrerent signflls. This an.r.l::rels wns bnsed em oc.rpnriaca tr1thprenou.s enl1llY t lnk, "en thor. tnlse and other i n t e r e e ~ t s . Notl IMy i n t o r a ~ p t s Wdre I""."de en this lII iuien. 'nIis r.lC.1 be due to tnefact thct lIlCIlitor1ng was ma.1nl7 p e r r ~ d 1ft ths higher trequen07bends where few signal . tl.ppeand

.....

J!1J


37/71


38/71

Part I I I - CONSOLIDATED MISSION REPORT - MISSIONS no. 48 and 51C9M'!UNICAUONS

1 . Str ike Reportjl: Eighteen Str ike Reports (Bombs Awey)massages were received by Ule ground stnt iMS. Ten r.ere trnns-mitted by 7Jrd Wing aircrcl ' t , end 8 were sent by 314th WingAircrf' .ft .2. Fox Trnnsr.lissione: AlUlough heavy t raff ic t'.t differentinterw.J.s interrupted the usucl schedule for transmission ofweather ODd time signnls , l:J1e weaUler reports were sent ns "F"messages out of schedule to inform aircre.ft of lochl weo.therconditions.3. Frequencies: A t m o s ~ e r i c nnd j n ~ m i n g i n t ~ r f o r e n c e s weremoderp.te during thORO missions I'l'1th each of tho strike frequenciesreceiving quite n b it of the ai rcraf t ' s trnnsmissions. A percent-age brenkdmm of t ra f f ic per frequency is o.s follolfs: 25 percenton 3 megncyclosj 30 percont on I I megncycl\}s llnd 45 percent on 7megucycles.4. Nnrlgnticn:l.1 Aids: Sixteen rOQUAst5 for HF/Dr benr1.ng:8were mode by l : i r c r ~ t " t . Of tneso, 14 'lr.!re obtc.ined. The 2 notobtc.ined were due to r.ltllfunctic:o of the D/F indie:ttor and in ter-ference. Hor.ever. these nirernft Inter received benrings. Fiverequests for VHF/DF from Cc:odor Bc.se l7Elre obtained. Ranges, hoaorBBnd OWl Broodenst Stnt ian, Snipc.n, ware used with excellent resul ts .5. Net Discipline and Security: Discipline end security werebeth r epor ted ::La good, with no outet..-mding reports of transmissionerrors or securi ty violtt tim:! recordcd. The 73rd Wing reportedt rouble with .. Weather aircraft .. n d l ~ u r h l l y I1WIlberad I H " ~ "not in the proper order. Steps hn'Ve been tnken to preV@1lt 0. recurronee.6. En6!!W Trw!pll.1esiOl1s: The foll( 'Jwing co.ses of jnmming nndinterference were noted dur ing this mlse1oo:

8. 3145 tell:(1) ;Tap net worlt1ng during night 1fnS ineffective.(2) ODreadl:.ble CW over tnreot WIle pnrtio.ll1 s t ree t i. . . .(3) IateaUcan.l CIt' Jt!.1IDinK IInde \lp of \I1intelllgibleobaI'tletera c.t 163QZ wae puotinU7 effective.(4) A CW Dote a t 1600Z for JO a1Dutes ft8inettecti9'8.( ,) Long dashes r.ad V's "et ot b o J im were pnrt-W ly e t tecMft .

b. 60S' kee:(1) R/T APPr'l'JXbr.te1y 1 hour trom target 1m1!l 1neffacthe .(2) Wenk. inetrective C9I' "fle encountered throughout

the m1Se1OD.(3 ) Un1cDmm etn.tion f1ending VI" nnd "GPAR" a t samet1lle o.s ground atntlon ciuring time t ick Md wenther Wtl8 er tec t tw .at.ut.1lD'_ boarlDco .00 JO:; d-sreoo.

_:l6_l IB . I l !1


39/71

(4) An unknown st,...tion Ul l i ng AJ el!lbsioD s


40/71

A>IlIXD

I ! R U I G m ; IFV't I ... b e m ; f A.ir OppoelUOIl

JIU't I I ... EDeao' A.JIt,ia1rcraft IUd 41r_t o-.l 1r BclDbillQ;JIIlIr1: DI ... DlIJaI&e Aasea8lDeDt


41/71

,pa t I .. EHQlX 'IOHfEiB. U;gTIO)I _ lI1SSIORS NO. 40 i1l. , Goneul I

.. Wo t lr;hter opposition ft. uat.alnod on lU... lon Ro.'B . On 1l1851on No. 51, 39 a:ttaekl were made by 2S t i sh tere .pr940minantly twin.entine.

bo. One B..,2P was 10.t to enemy alTerart t i re . B..29.olalmed 1 enemy aircraf t deatroyed, 1 probably ae.troyed. nnd 1dlUll&gOd.0. f&11 and no. ' quarter l reoeived the bulk or the at tock ' .Pew attacke were ,ul tail 'l .od by the lo t t and r ight ql.l&J'url.d. SClIIl.tl end.nce or f ighter coor41ll1ltlon witb leareb...

l1pt l l and f lak 1JU reported. Bom-bera oausht in uarchl lghU .,..attacJc.od by t1ghUri Wltl l tho b_er came to t lak-detonded u . . . .c.n the a ir dote" 'e C h ~ d ovor to , round doten,oll

e . l a n d l ~ Ught8 woro agd ; report&dt ighters wheft lI:ttlleidng.2. t(P, pt Eppmy Aircn t t 4ttAgk:lng I

turbOd 011 by tb&

a. All attock. occu.rred on JUnion No. 51 . I t ... 0.\1 ..mated that 2S onGmy ah 'crot t lD.&de the 3t atta.ck.. All bIlt a ..n1don'U1'led lUI to ei ther nlUIle or type. Th.y were predomino.ntlyt'w1D-8D&lne.

hU 4i re rAnt"loc7/. Ua1dtlBtittedVa14..tUled1.""S/B 11aid.nUtied.1'"

'9- gt USeH',..J.....

s. 'neer .tuntt;. SiM" Jpt, IpS, 4" 'S ldDCI 10 'Dell) ' all '__ .r t wblcJl 41d _t ..'&tack were 'ip"d OD. JU..lon 10. 51. Pau. . . d r en t t wILl." 414 DOt o.ttaot _ r . ..... n" l on 10. II.two _n .1Jt1l...JlClDt. 1 . . . . tw1n"ft51D.. u4 otb.r . . . .lIIddeat1tlt4.' - DlrtaUe .,4 l . en l at *."".

. . TIll W I aAd bO" ,..,.ter. reoelv.d u.. \u.1k or the..,"..au .. tbl.....atoe t a l a l " , 19 t.Jl4 18 a""ok r. .peatl" . ly .P. . atta , & and 51 . . . .ut . l ae4 \y th t l e t t and r i p t CluaJ'UJ'ltn'PeotiVllly.

" . 'o1lowins 11 a br.akdo.. or Q:tto.ckl Oi l th . bu l l ofdlreotloD and 1 . "1 .

-3ll-iJRllt


42/71

l l U l Jl.U

1

1

Dlreetlcn .nd Level of Approaoh1 of Enemy Airoraft

Total Hwnbsl'or Attacks

1"" > 1 i

FRat ABOVEFRCII LEVELFROM BELO'Y

1

3

1

6. MpWaoy gC Epep Fire I No 1-20 was lo . t or d a m ~ d on1U..lon. .0 , 48, however. on IIhsioft Ro. 51, 1 airor&tt (.9% oftha.t alldon, 'a toroe) Wd lotlt to enemy cdrcral't t I re, llftd S !-IO._ re 10. t to other oa"'

8. hpU gt Pro1t9U1t1 b I " l ~ n. reportacl tlrlD1 a. two- .p a upper tvnt aowate4 ju.st behind tho OItJl,OpY.

Ik . b. I ! ! ! } 0. lDeIly . t r oN t ......n. h1lh at , o' olook,.1:tLr....4 Q p\U'.ult cum , 'but broke ......y a t " olol.ok at 1000 ) '&r9,b. Plpter-Pl.Jl:-8earohl1pt Ot t .Ml r 'l'here 'ft, 801M ...,i-denGe thAt ooordination .a.tid. 'tf&tn , bOlil'ollr . . . . hi. arch11p.t . . the t igh ten .r. aotive \lDtll the bcabor reacbed an . . . . . .

4 e t e l l ~ d by flak,

l l l lA I ' :


43/71

.u Q .II .Ii Id. Coordlno.tod Arto.cka I Ono ooordlno.ted o.tto.ok: Wll.1lI made

by 3 OMIIlY a i ro ra f t while tho bomber WIl.8 l11Ulllino.tod by u u c h -l igh t beama over t ho to. rgot . The o.ttaOtt. Weir. lovel to below a ta to 10 01 clock o.nd p reu ed to 600 yard.. 'rhe brooia.WlLY wuI.lnobaorved.

o. Plying Objectl!: Ono 8-29 cre". while 1n tho vic ini tyor thlt I.P obaorvGd 0. dnrl: objeot comilll towo.rd thom, but botoreit cl0.ed as 0. t ighter Rcranlly doe8, i t teellled to dhinteuo. to(ro.thor thnn explode). When it h i t the ground, II. large llI:1plodon'WQ.' .eon.

t. Pouib le Romots Control Plyt" , Bomb: The to i l pinneron th h ulna piMe, tt J I t llpproe.ched l Ilnd a end, reported tho.t SOIllO_thing wa.. following the 8-29 and guiDing on I t . The pi lo t gro.dull11ylhCrou.8od power bu t tho o\ joe t con'tinl.led to gcdn ove" with th o B-2SI'f lying nt rntod powor. Tho 8 ...29 mo.do tel'ltlo turn. . Tho object(0110_4 and during the turns the to i l gunnor an" 2 long auoQ,llaor flCLDlO c o m 1 ~ trOl:l i t . Sbortly thereat ' tor. he obnrvod the objectto eJq)lodc. Vfhon i t h i t tho ground, tl.nOtbJr oxplodoD occu.rrod.

g. Pouib le Rocket Bomba: On opproachlng lo .nd's end , 0.l0rll streo.k ot tinmo 1ft\.S obaerved well bolow tl. 8 ...29 . I t o.pp03.J"Odtho.t th o plD.Dll or object (aothlng but tho tlo.me wo..a uon ) tromwhich the flQlllO _nna.ted Wo.l vavel1ng ea.stW'o.rd. Tho obj ,c t plillodup into 0. .toep al1l1l1l nnd Mllde 0. turn to the ri&ht. Com1ng o.J'Owdin t ron t cmd well ahend or the B ...29. Appa.rently it e 1 ~ l o d th oB..2V. When I t come o.rou.nd to the roo.r ot th o 8-21. tb o objootexplOded. WJln f i r s t .eon. I t n,ppoared tho.t the objeot 1JD.1 to.k1t1&ott trCllll. the grou.nd.

8 . P 'R 41rArptt L hh ta : Unldentltied Hghtll on . alr'"ora.f't we'" the only 1IlQ.l1l::1ngs observed.' . Qgr TAAtlC1 eM PIJ"Op9nt va. intmy 41ror ; t t :

a. Cbo.nr' or nltltllde. t ight turna. and 1neroand .peed.wore ",.ed by 8 to 'hwaJ't enemy o.irorntt,

'b. So B..... ' hdd t i re n tH eMIIlY MJ'Oro.tt t1red. 'two'DeJ t i ch ton WIn d1aoourOt&0d In attuekhlrt by .bort bu . t . t r ... 1;0.11 p . u , Bn..-y t i p t e r s were ,..ported 0. ' "lI1'lns; aWaf trOllthe t a i l fiWUlOr.' ooa8 at t i r e ,

10, ....U . pC Btt. AD EMU 41u ra t t l".'.

(houhltd. OD. CJ"O'UI! - 1 JUok.Shook UD4e1' i"&


44/71

reportod. BothTho r iTe wnl

. j . 2J l ! I

1;.81 I I _ ENEMY WI;.lI\CRiJi'T .um AIR TO AIR BOMBl}!)MISSION NO. is " 51

1. &tellY;.,JA F in :a. 'twelve A/e of the 314th Wing bombed the PrillllU"y TllI'got

b e son r6 -1550Z rrom, 660"0_'900 ft. tN'augh 10/10 u.n"roe.-t u d n tniBS ot t\th,elc frOID. 67i .U50 The l I ind . OWleT th6 t arget , a t bom'MlllO. ,1 t l'b1da. avoraged from USO at sa I . On.A/& of" the 3Uth 1f1n@:lioqib ...ed Seta, T a r ~ e t or Opportunity.b. ;/J.. opposl1i1on WOJ netl1g1ble:

(1) Immediately oJ'ter hndta.l1. monger Mel. ino.ocurat.llutoma.tl0 weo.ponl t i re wo.. t"Gported by 1 ;JO,(2) Over the t:lrget. bea.vy flu wn.a

oontinuously pointed and bnrro.go type. were mot.meo.60r in In tendty and genera.lly iMOCI12'a.to.(3) In the vicinity ot Seta, beo.vy. mongo", aoouratef i re _. roported by 1 1./0.

c. Thore wa.. no r lak lo u or dc.mo.go.d. Seuchl1gbte fa.llod to 11lut.!linllto MY of the we ont h h 11lulon, o.lthollgh mOlt 1./0 obnrved soo.rQhllghu. Tho groa.t

e s t nWllber of ua.rcbl lghts roported by My we n a 6. Two uo.rcb.l ight . wera reported loco. tod on tm oast bnnk of the Ilao Rlw r"001' 'I'suahlmo..

o. tho BC .observer on this mlaalon rOJlort.ed l n ~ r o o p t l o nIn tbs to.J'get nroQ or 1 dgno.l with gun-bylng oho..rll.Oter1etlc8oolnoidont with flo.k burat l . 'l'hls 77 . c . aigno.l Wl\S presumed tobe frca tbs Wo.rk 'I',A lJadel I I I Jnp rndur.

t . One hundred fifteen Ale or tho 7 ~ r d Wing bcab&d thePrial1lY 'I'o.rgot b e t n u 1702";182PZ. troll 5 8 3 0 - ? V ~ f ' i : hi 0111'" .wII.,1:bu ('0/\0). u...p t lw l ight goound. ba.u. ll81a, u -s of attaok._ IS6P.-4SO'. Wlnd over "'the target a.t bordblng c.ltltu.dll was t r a .sao- at S5 I .S. l./A t i re ftS reported o.s tallows,(1) SoQ,tt.red bW's . we,.. eftOollntered frCllll Q-oSh1aG111_, _i_ WA. _ ~ to inueu.n,to.(I) At 1Q1l4ta.1l a.Dd on tb t tint puot at tha bOillt rwa. - 41_ o.nd b. . .vy flak, oontlnuoU,81)" pOinted GIld barr. . . I IObrawto t n_Me IUl4 iDdO\lJ'ato was eDCOIUlWl'Od.(S) On the l c . t hAlt ot tho bOlllb run o.Dd Of t I ' the'tooI'set. t l a t 1IVtI . .d iu and beo.vy, IlOderate to ln ton" . :uu1 t a l r ly

GOOQJ'llte. Io'tll oontlnuouly pointed t i re a.nd blU'l'QIe .. ,.. eaooa t erod. In tbD violDl'tJ' ot the bOilb re1Gue l lne. llD inten.. buore.seor . d i u - . AI};, f t . . placK In the po.tb ot tho o.tta.otlD& J./e,(4.) OIl wlth4ruml tl'Oll tbe t u p t , flu beCAlM "ll.IlIl"1:0 aU .

l H . U . I


45/71

. ' . , ...i . Searchlight covered the entire area in and out. Theyseemed to work in group:! of 5. They were well ooordinated and

p & s ~ e d Ale fran I group of l igh ts to th e next. MedilMn A!J. w s reported f i r ing only on Ale coned. by l!lee.rchlights. Approx1m:ltenumbers or searchlights a t various locations along the route givenwere as f o l l ~ s :

j. The c r s s emphasized a defini te tel'ldency io J'apaneaeheavy A/A to be cons is ten tly correct in alUtwle , even ll'ben thet i re was not accurate in szimuth or elevation ..

Okuo ShimaNorth edge of SSgaJlli BayO-Shimaf'U,jtsSl:STachi Il'awalOl1J8l!18k::iQdawarsAlong the balIh run. TokyoTarget

21252156260 10020 30

2 . Tactice versus AlAI Both \;1ngl!l reported ueins 8vadveaction cOO!Iisting o f tu rn s ani changes in al t i tude.3. Air-tQ-Alr Bcmbing and Rockehl (See a1ao Ene!D,f Air oppoeit .,,,,, )

a. None were reported by the Jl4th tang.b. 'nle 73rd \ling reported as foUars:

(1) A red bell of t i re at 351301" l39/31 1E was eeendropping slolf1y fraa 1000 t t . to 500 f t . below ani ahead o f a B..29 ..Then it droPJ*i l ike a bullet sm exploded on the ground.(2) One crew repol"ted seeina aC1f19 object going awaytrCl'll them just before t hey reached the target . I t Will believed tobelva been II. f ighter . Flames seemed to be canine frClll i t , an4 as:Li turned. 2 balls ot f i re came up tOlll'ard the 0.29 frCIII behind butdid DOt get close.(3) One crew reported that , 10 miles trClrl. tte ta rse t .Whet appeared to be flares or rockets were t i red at the noae or

the i r Ale. Fit teen to 20 Jrojeci l1es were counted.(4) Two callell were reponed by 1 c r . o f beiD& to1lQll'ed. bJ' riA emittiD& intermittent t rai le at t i re . ".l'h... l!lXplode4beneath the 8-29. aDd then t . l l to the grouD4, aplodins ODD. more ..

PJR'l" i l l IW:ytGE '$?ISSWJfT1.. BcmbiDa reeuUe were poal"_2. ooa t 4 t r i b pbotosrapby abCll'ed DO DeW 4a lap y:La1bl. OIle1ther target.

- 42 l!JJ


46/71

. ' l ~ I ! I X


47/71

SECRET

XXI BOMBER COMMAND

CONSOLIDATED STATISTICAL SUMMARY OF COMBAT OPERATIONSFORM 34

NI"'T o " , M I ~ & ~ ; . ( 1 ! ' ! 2 l T ":OO-OINT ">ROE'"

111 tBubishi : ..i r c raf t Engine ?lant" N ! ~ g o y o 314NakajL"ll _.i rcraft Engino ",;"orks, M\lS8shino plant. TOkyo 73Shizuok!1 : . i rcro.ft Engine plDnt. Shizuoka 314NflkejiIrn ~ i r c r a f t j?lunt, Koizumi. .. 313':[Ochikauo. : . i rcraft plant, 'IttchiktliTQ 73

W3ION;';48i,51;;55{;S6ii57

30 !.Porch 194.51 ; .pr i l 19;.53 .cpr i l 19;.53 .cpril 19;.53 .cpril 19;.5

T.:.RGEI'

Jm'ECTryENE3S OF WffilCi'B~ c r a f t .:.irborno J r c r a f t BoI:Jbing pr:iIJe.ryBombs Dropped on pr1l:JU'y.

3ao 279 2028 Tons

COST OF MISSIl::N3: . i rcraft Lost :.ircrnft D::u:l9.gcd.Greif l.!'lDoor casualt ies .

7 19

76Bombing Rosults _ strU".c and poat-mission reconnaissance Jthotographyinsufficient to ookc accurate dar.oge assessment.

SECRET

: . i r c ra f t Ul-nding :.t :rr.'O JiIrn I ]

prepared 11 ..'-pril 194533RD STATISTICAL CONTROL UNIT


48/71

. ld1 .!l f .IAIRCRAFT P A i l ' r l C l p J i . T I N G

~ f A A f c i i _DATE 30 M:l.rc.h - 3 Apr i l 1945

Wol'791 65.!!,P3!,

1'60,,01,75

62

,754

TorALAjCNON_EFFECTIVE

12

6 '5

115348

1092

TorAL-j CEFruOTIVE

3

521

~ j ~ V


49/71

:U . l lJ i l v __ . ~ ~ . . . . ......... __ l l J ,u ._ ... ~ " \ u J : . .....Ij

MW!HnIClL 'UWIlE

JC\i'OI,..

i;C

3

21 b3

31

PIIIlSOIlIIBL IRRCll-- ' - : 'J _6:tteoU.,J.s;e Other1

151

PLIGHT CONDITIONSNon_ I Bomba4 I Banlledkrreati ' - Becondery Other

-o s o o " 1- -is s on J- -is o on " 6- 15 ,4 !'. --ioo an "- 47 c

EtmlY A C T I ~Noo- JBombed IBanbed!ttectlv Secondary Other OTHERKon- I Bombedffeet1veBeeODdary

3 Q

EtlmbedOther

6 3 1 7'T'Otal 1 : .t tril -

4ooions62

Phase 1tta1 - NiRijt opcrotifns l.iE1Mf Pinpoinf ' f t l . r ~ t slJ ) 3 1 6 4 62 3

a 1 oirc ra f t crollhcd into boy 1Il:mDdwtoly af ter tako off a.nd 2 aircraf t believCid crashed c nr ou tc t o targot.Flare oirc ra f t .Bombed secondnry turget becouse priJIxlry target rms overcast.

!;!


50/71


51/71

i .II R ll.l INIGHI' OPER..TIOW _.c.\INST PINPOUIT 'X.'IRGE'IS

DISPOS IT ION O. BOMBS DllrE ; 0 'f'TCb - 3 . pr11 1945ItJZ& w,., ~ A D - RELElSED ON TARGETSTJl'Ji: JETTISONED REl'Uf


52/71

. . i l J l J l l I XJiOlOOIlCNNIGHT OPER..n0l5 ' : . G : ~ T PllIR>nn- T.:.RGE"fSDISFOS IT ION OF 13 0 M 13 S DATE 30 UJr ch - 3 :lpril 1945

JUZIl 'OUl!m 01 UK- RELEASED ON TARGETSTJPJi: IICJlIII UIICIIU! JETTISONED JlmJRIIED V_OlINV&lGHr (I ""'" SETTING 8lIloW!Y SECQJ.'!I),oRY LoR. & T.O.No. . Tall - ._. "0 ona "0 ""one "0 .on. MO Ton.. "0 Tona MO onaleoion"0 11-64 500/1 G.P. .01 N.D. J588 897.0 1899 !!. 474.8 1500 375.0 38 9-5 130 32.5 21 5. 2 - -ono -6 bra.64-':"1 500/1 G.P. ono .6 br a 61 15.3 61 1.\.3 - - - - - - - - - --47...:.2 100/) 1.13. :mst. NOno 920 31 .7 368 12.7 552 19.0 - - - - - - - -1/1-26 53/} Floro 23.7- nonn 216 - 80 - 54 - 2 - 9 - 71 - - .

>1-90 5.8'l'J.rgct m 9.8 NODO 8 - 8 - - - - - - - - - - -Total 4793 944.0 2416 502.8 2106 394.0 40 9.5 139 32.5 92 5. 2 - -I I " " ' t a l ' :.or11 (t, ' ssions 1,-,7,8975 1590.2 5619 959.0 2625 523.0 40 9.5 91 93.3 100 5. 4 - -I ;boso ' ! 'n' 1 - n i t (\nnrllt OM :.af1' a t 'Din boint ja r ts14239 "Z/2b.7 03"3 20"Z/ .b 2b25 523. 0 40 9-5 990 60.5 201 6.1 - -10 bombs released e fo on t3 rgct '1":1 th co. plato 01' F u \71r s.13 bombs released fe on target ~ i th co f p ~ o t o nr Inng " i r s.13 boubs releasod a r. on target oci th 00 1P' tc pli.Ili3 t11r 13) boobs releasod per. turgo uith c fPl


53/71

J:NDIY OPPOSITIW AI-lD Al4lJNITIW EXPENDI'lUlE ~ l ~ l a I NIGHT OPER..TICNS .G,..INST PINPOINT T.:.RGE'IS-DAn: 30 wrch - 3 ',prjl 1945

U.:9/N AT'l'AC.5 azf.l!U' A/C l.IESilWYElJ t: DANAGl:D 50 CALIBER .AWMtlUTIW DCPD.WI'lUlEL:.lr Ale BY E/A TYI'>: ca Ir.... mOB. IW.:i.= FIRED IN = '"lLJ-lTEJJ MOIlEL 'ai.OUD =m' 1n:llAT FDlED JEl 'rI.SCmJ) LOOT ~ / TOW.0"


54/71

-- ECRET AUSSIlliNIGHT OPER.:.TICl5 -:.G-\lJ,M PlliroINT"'I.'.RGE'ISn:.'IE 30 ' t -fBi! 'mRe!W'T IAlST AlID _GED p NNC r: OAtI

lI1lCIWT IAlST AIRCRAFr DIJII.A.GfD PfRSONNEL CASUALTIESIIU! IIDlt Im l t lCC. VII- IIIIIIY E- . r BID! lCC. ow. UN- TOTAL TOTAL .,SS- WOUNDFJ) rorALJIIIT Ale All l /e 0'11fDl lDB 1OI'AL Ale All Ale Gm


55/71

NIGHT QPERAT IONS :,GAIltST PINPOINT TAR! .. l! .U: JIt-lOO:IQll _DATE 30 lArll"Ch J AprP-LIGHT DATA & FUEL CONSUMPTION

#/J3 f.'51 Ii55 1/56 1fj7-, ,; . ":11"11 '"h " ' . in.A/e COMPLETING MISSION 13 110 24 68 107FLIGlfI' DATAAvg. Tiae At Low Altitude - - -Avg. Tilll9 Of Cliab To Boab-ing liti tude :23 : 2 J ~ ,)1 7:08 6,)7Avg. Time At Bombing Alt1tude 8:19 6,)4 6,25Avg. Flying Time 15,57 1):47 14 :2-5 14,16 13:37Avg. Distance Flown (NauticalAir Miles) 2910 2721 '509 2769 2692

FUEL CONSUMPTIONConsumed To Targeta

Average 3938 3377 3460 )JJO 3191"""""" /.41.0 3940 3902 3800 3897M1 n1m" l 3550 J063 3136 2961 2799

ConSUMed From Target To BRse s(i/e Without "! func t ion)Bo. or Aircraft 1 ) 106 23 65 104Avera.ge 25H ~ ; a 8 2650 2J,S1 2516

~ 2055 ;'805 3053 2925 3054J l in1 .1JI 2163 ,02? 2353 1899 2106Conauaed Froa Target To Bese:('&/C With IIalfunction)10. Of i1rcrat t Nune 4 1 J 3

Average - 2679 3287 2l-/)7 3035........ - 2eZO ,ne? 2720 3314IIID1IoPo - 2569 3287 '590 2762

Total PIle1 Used I......""" 6499 5754 6162 5797 5715_v_. 6880 6275 6851 6226 6294.. 111 0 '_ (,122 5288 5666 5130 5095

'rota! ra.J. R-1D1D&1'- 852 737 1126 947 796_n 1218 1.21.2 1744 1570 1405IItn'." 400 325 344 532 2M, ~ Gale. C o n 8 ~ PM' Hour 407 .5 4J.7.6 427.3 406.2 4J.9.6, ~ Gal.-. CoDsu-td Per 1I11e 2.23 2.11 2.1.6 2.09 2.12

TOT'" PUBL 1JSED OR AIRIllJUIB Ale 95559 6 ~ J J . A 7 395706 420553 6I,68S7 Ale t,.. which fuel data a n aft1lable.

Gatloline Rema.injng On /1ircrr.ft v_"Iding :,t 1\.'0 J l ' ~ a \. i th Fue::&. Short t' ge:M1s:;1un '1 - (, file - 1100, 1100, 114::0, 127::;, IJOO. It,OU l!,tllll." 56 - :2 t.fC - 1.47"j. 1547 {;r'.1s.

" 57 - 4 A/c - 40:':. 1)00, 1)08. 1400 bd s .


56/71

1.lJ:Jl.lI

IIIGBT DATA

~ -,.,.,.",.-="""'......",.".,.,.NIGHT Oam:.TI0N3 ;J;O.llST 1'INron'IT 'I!:JtGElSDATE 30 }prch - 3 :"pri l 1945

..,. .mu.G& .- .- * J.VERAGE WT .VEIllGE AVG IT OF FUEL AVERAGE AVERAGE GROSSIJIIIT lIJlCRllT BASIC f t . -. Ill. W IOOlS or Il:lIIBS F1JEL LOADED IllSC. IEIGHTlIIl1lOIIIIE or 1/e LOlIl LOADm LOADED LOlCE!> (6 LBS PER GAL) lIEIGIlT AT TAlE OFF10';8510n .m,e

31.4 '; 0 1.4 75600 62)60 Mixed. r.oads 8682 7351 44106 9572 137960'asion "1:173 ~ j ' G 121 a 74012 63079 Mixed r.oodB 19428 6502 39012 4639 1.37891-

Lnsaion ' ~ C : ; I : .31.4 ;;0 49 76J.80 58910 Mixed Loo.ds '301 7307 43642 576-1 13509018sion .'11:613 :iG 66 b 74644 61037 Mixed Loods 14829 6737 40422 5766 135681,1asion '11':773 Coo 113 e 74675 62415 Mixed Loads 17959 6501 39006 5450 137090

, 2 BUj: r dumboa en 1 f la r e a i r kc.rt :xclud . b 10 a i r ra f t co.rryir1j only f lora oxcludod. e 2 su.per dum' os excluded.- - Roper od as 20097 to r U1ssion 1 and 18806 or IJission 57 y th o 7Jrd -: na computin ,,-64 ('lllr) a t 53 1be.30mb Uoi ~ t S I ,1-6 - coop B. - 550 1be. 1.1..9 lJ. 'IUI'gct Idon - 160 Ib s r. -],4 - '1'1"'- 5 5 1bs..J-2 .. fOrat laro - 53 1be. ,,-64- - 'INT - 53 1be. l. .. Floro - 30 100.u.-7 - 480 Ibs. "-46 rhotoflnDh 52 Ibs . ! 4.7-:.2 .. 70 bs o

J! JULI! 1


57/71

1 1 ~ J l I i I

_II:

rrnA !J\DwPARr I ... . n l BClmER CCIo1lARD

PJJl'f I I .. 314TB '!YI1IO, .aT III ... '7SRI) UfO

"M i , - h e M U10 _ ... 1 IprU 1"

....lIJ1.UX


58/71

FII01b . COl! IlI!N XXI BOIl COl!TO: CCJI GM 7JRD BOO WING

COl! GRN JlJnI BOO WINGCal GEN 314TH Bel! "1'00INFO: CQl GEN 7TH FTR CCll f ( IVf. Date

XXI BClmER CCMUJmGU....0810 6 Ap


59/71

PO E r ~ l o a . t O 6.llAPS, ( O j t ~ 4

.lLI1 .Ill I

SlUR lIC1m WIPmJ ~ 246 Unit 215001 .. SO Ilo.r 4S

2. Ivth Op wil l Atk to.rgot 193 (XXI Be Lltho-MODO,10 90.2019:51with 13 Ale on '0 ' c..y. tir 'at Ale to take o t f o.t 15501. '0 'Dt\y :50 lJo.r 45.Route I B. . . .

I'IlO JlIlAM l 1 5 I _ 1 3 6 ~ & :35001-1:100


60/71


61/71

(b) There are approxilll.e.tely 2S I lL ' . 1n tom 1...d1atev1lHn1 ty or th o t u l " t , Approx1aul.tely 12 S/L'.e.re known to exh t o.lonc tbe route frca tbe IPto the target . The.. are located 1n thlll north~ a t e r n outaklrta at the City of RAOOY4.

(0) Roporta of ba.rro.so bo.lloon l1&btiJll ' are I3 barrat" bo.l1ooQa 111, thlll vi01ni ty of JWXl!AcUitle fly1ng a.bo\lt SODO tee t .1 bo.rrage bdloon reported alon& lnlter t ront tl:I'eo.tlyll1& a t about 5.00 tctet.

(d) A4jo.oont t lak areu .,.. IfWUJlATSU IS p tna .torOlL\Sln - 14 p a8

~ U T B BCIIB mIGAPO u t i Unlt a1500 I , so liar' 45Annex a PO 23 &-ad1caw 6.Air-Sea l e . o ~

CI CUds JPICl Ci P, PQSUlOIsonae PIJ:EMAUR so SOOOI_USac.&1" " P;QDUIR 51 30001.131001:

SUB ST41101 l.UII'A ' SlOlOOl to 310SS01'A ' SlOlCQ: to Sl03SOl

' . . . . . .D01 lJu.a.r4.41 TSlOKa., snOlo ow, 44'7S10 (VoUe), 0tsMaa1'0', am 50010. Tro,ull1t i l &J'l4 "oel. . . on&47UO (0'11'), 116OOW, "1010. u4 37&510Can wmell1t Oft 43' lOS with l e t u r 'G ' to r

~ f t I aft n,410 oOllp...... ..- qr.1I. PPSUIQI rw gmswmS. LIt. . . . . . . _ 1M

unWl'4'

POJWOI . .-zam

'"...au. CIIaud.4. "'7110 (CW . . . . Val..). 1S00000Gt ud . . . . .1'C ' ...-

11 l l . l l l


62/71

j JH .ll.li 1

tD i t Olf SUTIONCIIIQB2BOON-13TOOE

YOICE CALL302100( to 3118221 unle.s seouredeO-rl1or by auperdlUlbo.

Proquenoies


63/71

HH . I

HQS 73rd !IBOY WING.SAIPAN3104.00Z ll.AR '5FO 70lLAPS, JAPAN AVIATION CHART, SCALE h l l e , e so .

AIlIING POINT REFERENJE: XXI BOI.! COl,{ LITHO MOSAlr;: 90.17-357.1. A. S ADnox NR I ,

B. (1) ( .) FOT Dumbo. lee,Annex 1m 2.(b) 313th W ~ A t ~ a N a ~ y a t Tarsot 193, takerr19251.(e) :SUth lfS Atka Na&OY14 Targot 198 ... 201C,Takes otf 16231.

Seoondary Ta.rget I Urbtln Indultrlo.l Areo. ot Tokyo.l l'othod of' Bombinl ;l Primary IndlviducU o.1rerai't ua1n&rQ.dnr o.pproD.ch to ! p . DR trom IP o.nd llttllCk Target ' d u a l l y .

Secondary _ Complet. ndnr approach ClondSoh... ot Wan.uTer: Alrcr-d't ..111 proceed on rout . and ill.

ta.rsot an a a t al t l tude. between 6000 Ilnd 6800 f t . Belllbin,; air lp.edwill bt UO IIph CAS. UtAr p U a 1 n ~ BRL . t a r t one quo.rter noed1ew1dt.hturn to lo t \ to MCLd10S of 200 depoe 'truo .A1Ja1D& Polnt ... Prll11C1.Z'YI (F ira t Bomb) .. 03.061, . .1 (PrilU.J'}')

SoOOndaryl )5/39H ... 139/648, .uPI (Sooon4GTY)

CAP - ..,..,"'. _139''''''''.....Il_blno Jbia&'1/511 1" '5 ' "OoS.,.. (.....,. -1"'''''IP '''' S.,.. ("/17'501 - 13"""To.rpt.......,"'. -1"""31/0011 1 3 7 / ~ 1lwo Jlll l4Ba..

.1\0.

i l 5 lA l I


64/71

3, A. 4Jtth Op Takes off Ilt Zero Hour. 4 o S l ~ Qp f11.. oned r c r a t t as Super Dumbo (See Annex RR 2).B, SOOth Op Tab_ off ::U'ter .99th Gp.C. '97th Op Takes off After SOoth Gp.D.Super Dumbo. ' 9 8 t h Op Tclcolll off lut.(See Annex NR 2). '98th f I l e , one a lrc rn ft a ,

x.. (1) D Oo.yl 1 April &5.(2) Zero Houri 2020(.(3 ) I t wenthor conditlons are such that visual contactwith ground i . not made within two minutes ater p a s s i n ~ the lP a l r .

c r a f t will turn to a hoading of 40 dogrees true and bomb tho secondaryto. rget by radar. After bombing aircro.ft will make one quartor needle ..width r ight turn to hea.dlng no-;; to exceell 135 degrees and held to Coa.tthence direct to lwo,

(4) 30 a l r c r ~ t per Op will be flolm ezoluding l u p nDuabol.

(S) B_b Load. All a.1roratt will c o r r y ' 1: U-26 pQJ'a...chute f l a r e l f u n d to open 3000 f t . abo", the ground o.nd lOlld....0 uto drop Inst .(el.) . 9 9 t h Gp I 36 1: SOO lb GP JJft'L or TNT t i l l o , .

tUlod DO DO.e. 1 hoW' or It bel&l' delay t a U .(b) 500th Opt 36 X 500 Ib GP .um. or Tn t11104.t i l led no MM , 1 bDllI' or 15 lIIin. delll t a U .ee) ~ ' 7 t h CIp I SC5 X SOO 1 (F .wrL ell' m t i l l o " .fUld . DO no... IS ail ' d o l q t a i l .(4) . 4 g e t h Opt SC5 x 500 1b- ,. AItlI. 02' TifT f U l . d ,t l lHd 0,1 n. . . . ftOD-el.1ay t id 1.(5) Int&nal. . te r Settiftfil 50 f t ,

(?) All aLporcft will waLt briefed t iae ntter l n t e r -~ ~ t e r b4a run tbr0uch ADd thin tosglo flares Il t 1 '810. Lntlrval.( lntonuometor "L11 beeet ll t 36 bOllb. only),

(0) - '-unLtl.1l Loa.4ln&1 TaU t u r r e t . only w111 be 10611 ...ect wi1lh 100 rd.. pOI' CUD..e.)


65/71

.ui.!a.u4. No O h 5. A. (1) So. lIl!lllOI 100 . o r i u , 73rd Bomb W, nnd current SOl,

73rd Bomb WK.(2) So. AMU 1IR 4.

B. Commo.nd Poata.(1) Air_ Ind il 'i duo. l o .i re ro .r t.(2) Ground - ' - ~ f i : Ground Station ..

Annex 1 ... Intelll&eDCoAnnex 2 ... Air Sea RescueAnnox3_RCldAnnex 4 ... COllllllunl0o.tlona

Annex !{R 1 to PO 10 Btl 7Srd BClll.b IT&.,

Seotion I . Eneaay Order of BlI.ttlo. Alr.BQJod on recent exP0rienco fighters wl11 nttoapt to intercopt from,before lo.odta.ll Wltll a twr lo.nd.'11 end. but ..111 probably DOt be . r r oe t ! " .

Section I I . BDBIIly Aratinlreraft.EDtIlI1 AlA dtuat10n U pOlted. Seal'ohl1&!1U ' r i l l be opero.the 1anob.1 toy or to.rset.

Seotion XU. Pr iedl , . Sltua\lonRo inrUsht laYo.1 d & h t 1 ~ . south of SO \ t0p ' . " If I..U tude .111"It npom t by ra410.s.oUOD IT, Pbotosrapb7.

8eo t la V. L ln ot Vbud toJ'e-t DatAlJTGt Intonaation SheOg (tor brl.t ine)m 80"'(11. farcet IntorlalltloD Shoot, ' . l la ro" 45 ( tor briort.'m 8CIIODM, Juab. MOIale 510,11..351 (tor br1etlna:)m s:l1CCll. Llt.bo-Mo.a!o 90.11003S1 to . l1 .35Um BOICOI4 Tokyo k ' l l C'luu-t III 5D I 1lCIICCII. Ta.rS-' Chuta 11K , on'738cab 1f1q Reproduotion Tuse' Approaoh Pboto

S.otion VI. I.1., ot Rndllr Katorh1l1m B01MX)U Karlla.tlon Cbu't R_Im BCIiC


66/71

.U.!i.B.Um BOtiCOU R.dar P l o t t i n ~ Chart R.1073rd Bomb W l n ~ Roproduotlon81 Four Soope Photos

ANNEX NR .2 PO 70. Hq 73rd BOlI.b WI.Air Sa, Re.cu.Seotion 1. Strike Super Dumbo

QI Call31V85032V850

Vole, C. l lCyclOM 31Cyclone 32

PS,l t1og 11M32/00lf - 139/1SE 0204.001 - 020600130/00Jf _ UO/OOS 0204.3QI 020630I

Prequonol.. Guarded: "75 ke (Toloo), 500 kc, Channel 'C ' , VlF 11oeO k (OW) and 31'Section I I. DWllbo.

C!! e.ll2 1 V 8 ~ O

VoiCe c,n POI1t ion l1m.None AUlgfted aO/OOR. HS/OOB 020500 _ COlllpletlon

Froquencle. Guarded I U75 kc, $00 k'e-" Cbc.nnol 'Q', VMl', Al.o p!l .rd.'1910 kG (De.y) and 3'7$ kc.C\'f (Night>'Section I l l , Ldfeguard Subaarine.

Poa1t1qp32-009 139/15&

RtferoW;lI Point l iM 00 StUtgR~ c h 1 j o Jlll1& During return ot f l ight .

Volo ,11 for , I I Lifeguard Submarn!e' will be code n fot retennGe polDt 'Hach1jo Jlma' fro,,", SOP_a. P'requonolu are 447$ ko(OW u 4 Vol ) , Channel '0 ' VHP (140.58 _0).Seotion IV. SurtaO. V .nd . I

Yeie' g.l1'fo toU..IDTinoUlle

rp,uieD"'oOOJI 140/SCE18/00Il 14. ,,""B

%i., AD St,tipD012000 - CQllPletlonTbJ'u .nt i l " mi..10D

' " q ~ D C I i .. 0uI'ad.41 "'15 ko (VolC. and. CW). 500 ko, &ftd Cbana-l tJC-. .....dIISX IR :s !O PO 10, Kq. 13rd SOlIlb 11'",Ra4u Coaa_1' l i.......1. E::.oh Op .111 _uoh the ua1ped trequeDOy baDd,

Gro",""-..800 Pr1.aary1000-30001000.3000lOOO ...:SOOOlOOO..sooo Stool:l.


67/71

.Ui.l i . lU 12. Eftry effor t .U l be mad. to check tell&tive l oc il ti on o f 10 cm radlU'on the b l and . en ro ute n orth o f 330M3. '!'be 4-96th Op wil l 1n . t a l l an ..\N.AIQl in .. lead a i rc ra f t to recordcrew oltlerVlltlom and cClIlllont. for one hou.r trOll th i r ty ainutel priorto bomb . . . . .ay to t h i r t y 1I.1nutos al ter .4. I t n1&ht CIPJ,tera are reported an effo r t will be 1 . ..dO to determinetho a 1 r ~ o r n e radar o b U ' a c t e r l . t l c . ~

ANNEX 4. TO Fe '70COllllll.l1nlcatlone1. Each Grou.p wil l de.le;nate one a i rcraf t pOl' Squadron to tranlmitStrike Reports. Call 51gn. of aircraft eo designated will b. furnishedth is Headquarters pr ier to to.ke-oCt.I . Strike Roportlll A epecla.l Strike Report wil l con,,1at of Tlll10 OTerTerget. Method of B o m b l ~ t Cloud Coverage, C0n41tlon a t Target. P' lp terOpposition and Flak Oppos it ion .

TimeUethod of Scab! ne;

Clow:t C o " r ~Situat10n at T a r ~ e t

Plak Oppot1tion.

0..1' rar&ot (GKt)V _ VilualR _ R.darN _ Navigation1 1;.0 9 Cor tenthl:; X tor 10/10A - General Confl11g11t1onB _ Senra l Larte Pire.o 1dany t i rD F.w Scattered t i n .E _ UnobservedA. 8Iuy!I - ModerateC Uoa,..rD - Non.A Htla'fYB Moderawe .....'D RODe

AIleDd-.t n 1 to PO 10, 131"4 Bcab We.1. ....ad Pal'll 3. I (5) (d) to ,..ad1"litaed .1 10M. 1/60 $eo T.11-.~ " ' n . t D I to PO TO. Sq. 1Srd BOlib 1'1

.....

AJ l I .U


68/71


69/71

J i l 1 .U l

AIllIBl

G

ptST8D'QtIOB LISt

.rlepM

....

UlIlll


70/71

11011"0,.,."'18,.JO11IIII

..

..

.......

..so .aIIas..III..."aIIto..OS....M , .,

Ji Q ILll1

DISTlSlBllUOI

tACTICAL 18S1O" f t E P 0 R t ~

Comaundift& Goneral. Twentieth Air PorooCo. .o.ndlnf!;; GenerAl. U I lIomber CoaaandDeputy Co_ander, r.entt-th J.1r PoroaChhf or Sta t r . ' l'wenth th Ai r PoroeOhlet o f Start . XXI Bomber C ~ a n 4Deputy CIS. Cpa-I JX1 BClIlber Co6naD4Deputy CIS, Sup Ka.bt l XXI Boa.ber ClWlhl1d.lC o f S, A.2. m Boo..,. CouandComandio.t OenereJ.. Ar., All' l"orco .a'1'tJI AfJ/ASIntell l ,encoCOIIIlIancler b Chiof. PaoUte Ocean , l reu ( Hq)C


71/71

Documents

21st Bomber Command Tactical Mission Report 48, 51, Ocr