2

3

4

5

4.9%

3.9%

10.6%

8.8%

17.0%

9.5%

27.4%

17.4%

24.5%

12.1%

9.8%

0.0% 5.0% 10.0% 15.0% 20.0% 25.0% 30.0%

Oil fired

Coal fired

LNG

Nuclear

Large scale hydro

Small scale hydro

Solar

Wind

Geo-thermal

Biomass

Decentralized power (e.g. battery)

6

88.3%

9.1%

6.0%

44.4%

85.2%

11.7%

90.9%

94.0%

55.6%

14.8%

0% 50% 100%

Low emissions

Low env. impacts

Low human impacts

Low costs

Stable

High emissions

High env. impacts

High human impacts

High costs

Unstable

7

1.2%

7.0%

16.5%

17.9%

67.9%

98.8%

93.0%

83.5%

82.1%

32.1%

0% 50% 100%

Low emissions

Low env. impacts

Low human impacts

Low costs

Stable

High emissions

High env. impacts

High human impacts

High costs

Unstable

8

98.8%

96.6%

97.4%

13.7%

13.5%

1.2%

3.4%

2.6%

86.3%

86.5%

0% 50% 100%

Low emissions

Low env. impacts

Low human impacts

Low costs

Stable

High emissions

High env. impacts

High human impacts

High costs

Unstable

9

17.9%

25.8%

44.4%

37.4%

59.3%

13.7%

24.9%

30.8%

82.1%

74.2%

55.6%

62.6%

40.7%

86.3%

75.1%

69.2%

0% 20% 40% 60% 80% 100%

Coal/Oil fired

LNG

Nuclear

Large-scale hydro

Small-scale hydro

Solar

Wind

Geo-thermal

発電コストが安い 発電コストが高いLow cost High cost

10

45.9

49.3

32.9

17.9

13.2

10.8

3.8

2.4

1.9

2.2

1.1

1.0

30.2

34.0

53.4

0% 20% 40% 60% 80% 100%

Promoterenewabls

Improve nuclearpower safety

Respond to a rise inthermal energy fuel

costs

Less than 10%

Between 11 and20%Between 21to30%More than 30%

Not acceptable

11

YES, I want to choose a power

source46.4%

I am indifferent to a power

source as long as it is cheap

46.3%

0% 20% 40% 60% 80% 100%

No, I do NOT

want to choose

a power source

7.3%

12

13

※1 “Energy White Paper” Resources and Energy Agency 2008

※2 “Estimate of energy production costs” Research Institute of Innovative Technology for the Earth 2011

※3 “Conference on Geo-thermal energy” Ministry of Economy, Trade and Industry 2009

14

*Small scale hydro cost was not available

15

16