Gas power plants in Japan

64 gas power plants in Japan, totalling 71,557 MW of installed capacity — ranked by size, from open data.

#	Plant	Region	MW
1	Futtsu	Chiba	5,334
2	Higashi Niigata	Niigata	4,810
3	Kawagoe	Mie	4,802
4	Sodegaura	Chiba	3,600
5	Shin Nagoya	Aichi	3,058
6	Himeji Daini	Hyogo	2,919
7	Chiba	Chiba	2,880
8	Shin Oita	Oita	2,295
9	Higashi Ogishima	Kanagawa	2,000
10	Sakaiko	Osaka	2,000
11	Sakai Port power station	Osaka	2,000
12	Goi	Chiba	1,886
13	Nanko	Osaka	1,800
14	Shin Kokura	Fukuoka	1,800
15	Chita Daini	Aichi	1,708
16	Yanai	Yamaguchi	1,578
17	Kawasaki	Kanagawa	1,500
18	Moka power plant	Tochigi	1,248
19	Yokkaichi	Mie	1,245
20	Ohgishima power station	Kanagawa	1,221
21	Ohgishima	Kanagawa	1,221
22	Soma Port Gas power station	Miyagi	1,180
23	Kimitsu	Chiba	1,153
24	Minami Yokohama	Kanagawa	1,150
25	Shinagawa	Tokyo	1,140
26	Senboku Natural Gas power plant	Osaka	1,109
27	Shin Sendai thermal power station	Miyagi	1,046
28	Kashima Kyodo	Ibaraki	1,000
29	Tobata	Fukuoka	892
30	Fukuyama Joint power station	Okayama	868
31	Kawasaki Natural Gas power station	Kanagawa	847
32	Kawasaki CCGT	Kanagawa	840
33	Niigata Minato	Niigata	700
34	Oita Thermal Power Plant	Oita	657
35	Oita Co-operative power plant	Oita	657
36	Kurashiki Joint power station	Okayama	617
37	Joetsu power station	Niigata	572
38	Ishikariwan Shinko power station	Hokkaido	569
39	T-Point 2 power station	Hyogo	566
40	Yoshinoura thermal power plant	Okinawa	502
41	Sendai Tohoku power station	Miyagi	468
42	Chiba Kawatetsu	Chiba	400
43	Hachinohe thermal power station	Aomori	394
44	MIZUSHIMA AKC	Okayama	301
45	Mizue Thermal power plant	Kanagawa	276
46	Tomakomai power station	Hokkaido	250
47	Tokyo Gas Yokosuka power station	Kanagawa	240
48	YOKOHAMA WORKS KANAZAWA	Kanagawa	239
49	Ibaraki power plant	Ibaraki	219
50	Rinkai power station	Ibaraki	181
51	Niihama Kita thermal power station	Ehime	150
52	Funamachi power plant	Osaka	149
53	Wakayama	Wakayama	147
54	Torishima Energy Center	Hyogo	140
55	CHIBA CHISSO	Chiba	128
56	Shin Nakasode power station	Chiba	112
57	Ichihara power plant	Chiba	110
58	Naka green power station	Tokyo	109
59	Joetsu Green power station	Niigata	109
60	Shin-Minato power station	Chiba	105
61	HIROSHIMA ELPIDA	Hiroshima	104
62	Tokyo Gas Bay power station	Chiba	103
63	Nakasode Clean power station	Chiba	100
64	Sumitomo Chiba Food Complex cogeneration power station	Chiba	50

WRI Global Power Plant Database (CC BY 4.0).

Lifecycle and source reconciliation

This page contains 66 positive-capacity records totalling 74,948.8 MW. Lifecycle labels, capacity scope and capacity-quality provenance are kept separate so a source-backed capacity is not mistaken for a verified operating status.

53records with a resolvable source link

13records without a retained record-level link

Lifecycle labels in this page slice

Status	Records
Construction	1
Not Reported	8
Operating	56
Unclassified	1

Capacity provenance quality

Quality label	Records
current source verified gem operating units 2026	7
legacy source record not current verified	13
source verified gem tracker location 2026	46

Unknown upstream labels remain unclassified; they are never guessed. Download the exact records used here: CSV · JSON with limitations.