Home / Rankings / Cleanest power plants in Japan — largest zero-carbon

Cleanest power plants in Japan — largest zero-carbon

The largest zero-carbon power plants in Japan (solar, wind, hydro, nuclear, geothermal) by capacity — clean-energy leaders. Open data.

#	Plant	Fuel	Country	MW
1	Kashiwazaki Kariwa	Nuclear	Japan	7,965
2	Ohi	Nuclear	Japan	4,710
3	Fukushima Daiichi nuclear power plant	Nuclear	Japan	4,696
4	Fukushima Daina	Nuclear	Japan	4,400
5	Hamaoka	Nuclear	Japan	3,504
6	Genkai	Nuclear	Japan	3,478
7	Takahama	Nuclear	Japan	3,392
8	Kaminoseki nuclear power plant	Nuclear	Japan	2,746
9	Ashihama nuclear power plant	Nuclear	Japan	2,600
10	Onagawa	Nuclear	Japan	2,174
11	Hohoku nuclear power plant	Nuclear	Japan	2,134
12	Tomari	Nuclear	Japan	2,070
13	Ikata	Nuclear	Japan	2,022
14	Okutataragi	Hydro	Japan	1,932
15	Maki nuclear power plant	Nuclear	Japan	1,847
16	Sendai	Nuclear	Japan	1,780
17	Shika	Nuclear	Japan	1,746
18	Okumino	Hydro	Japan	1,500
19	Ohma nuclear power plant	Nuclear	Japan	1,383
20	Okawachi	Hydro	Japan	1,280
21	Shin Takasegawa	Hydro	Japan	1,280
22	Okuyoshino	Hydro	Japan	1,206
23	Matanogawa	Hydro	Japan	1,200
24	Omarugawa	Hydro	Japan	1,200
25	Tamahara	Hydro	Japan	1,200
26	Tsuruga	Nuclear	Japan	1,160
27	Shin Toyone	Hydro	Japan	1,125
28	Higashi-Dori	Nuclear	Japan	1,100
29	Tokai Daini	Nuclear	Japan	1,100
30	Imaichi	Hydro	Japan	1,050
31	Okukiyotsu	Hydro	Japan	1,000
32	Shimogo	Hydro	Japan	1,000
33	Shiobara	Hydro	Japan	900
34	Mihama	Nuclear	Japan	826
35	Namie-Odaka nuclear power plant	Nuclear	Japan	825
36	Shimane	Nuclear	Japan	820
37	Kazunogawa	Hydro	Japan	800
38	Okuyahagi Daini	Hydro	Japan	780
39	Numappara	Hydro	Japan	675
40	Azumi	Hydro	Japan	623
41	Nabara	Hydro	Japan	620
42	Hongawa	Hydro	Japan	615
43	Tenzan	Hydro	Japan	600
44	Okutadami	Hydro	Japan	560
45	Ohira	Hydro	Japan	500
46	Kannagawa	Hydro	Japan	470
47	Kisenyama	Hydro	Japan	466
48	Daini Numazawa	Hydro	Japan	460
49	Tagokura	Hydro	Japan	400
50	Ikehara	Hydro	Japan	350
51	Sakuma	Hydro	Japan	350
52	Shin Nariwagawa	Hydro	Japan	303
53	Mazegawa Daiichi	Hydro	Japan	288
54	Tedorigawa Daiichi	Hydro	Japan	250
55	Midono	Hydro	Japan	245
56	Yagisawa	Hydro	Japan	240
57	Setouchi	Solar	Japan	235
58	Nagano	Hydro	Japan	220
59	Miboro	Hydro	Japan	215
60	Niikappu	Hydro	Japan	200
61	Takami	Hydro	Japan	200
62	Otori	Hydro	Japan	182
63	Shinanogawa	Hydro	Japan	181
64	Hitotsuse	Hydro	Japan	180
65	Jozankei	Hydro	Japan	120
66	Tomatoh Abira Solar Power Plant	Solar	Japan	111
67	Hatchobaru Otake	Geothermal	Japan	110
68	Hosoe	Solar	Japan	96.2
69	Hatanagi No.2	Hydro	Japan	86
70	Oita - Marubeni Solar Power Plant	Solar	Japan	82
71	Kakkonda	Geothermal	Japan	80
72	Kagoshima - Nanatsujima Solar Power Plant	Solar	Japan	70
73	Yokoyama	Hydro	Japan	70
74	Mazegawa No.2	Hydro	Japan	66
75	Rokkasho - Takahoko Solar Power Plant	Solar	Japan	65
76	Tadami	Hydro	Japan	65
77	Yanaizu-Nishiyama	Geothermal	Japan	65
78	Ikawa	Hydro	Japan	62
79	Yahagi No.1	Hydro	Japan	61
80	Minamisoma	Solar	Japan	59.9
81	Oshirakawa	Hydro	Japan	59
82	Takisato	Hydro	Japan	57
83	Shin Mine CS	Solar	Japan	56.3
84	Yotsugoya	Solar	Japan	56
85	Hoheiko	Hydro	Japan	52
86	Uryu	Hydro	Japan	51
87	Mori	Geothermal	Japan	50
88	Rokkasho - Chitosedaira North Solar Power Plant	Solar	Japan	50
89	Sumikawa Akita	Geothermal	Japan	50
90	Tahara Wind Solar Power Plant	Solar	Japan	50
91	Kisozaki Solar Power Plant	Solar	Japan	49
92	Shichinohe	Solar	Japan	47.5
93	Suwa	Solar	Japan	46.8
94	Tomatoh no Mori Solar Power Plant	Solar	Japan	45.6
95	Ozu A	Solar	Japan	45
96	Hiyoshibaru	Solar	Japan	44.8
97	Okuniikappu	Hydro	Japan	44
98	Renatosu Soma	Solar	Japan	44
99	Showa	Solar	Japan	43
100	Tottori Yonago Solar Power Plant	Solar	Japan	43
101	Hibiki Takataya	Solar	Japan	42.9
102	Futtsu II	Solar	Japan	42
103	Mimasaka Musashi	Solar	Japan	42
104	Hamada	Solar	Japan	41.3
105	Kirishima	Solar	Japan	41.3
106	Yaita	Solar	Japan	41
107	Tahara Daini Solar Power Plant	Solar	Japan	40.7
108	Furukawa	Solar	Japan	40.3
109	Usa SGET	Solar	Japan	40.3
110	Tahara Daiichi Solar Power Plant	Solar	Japan	40.2
111	Futtsu Solar Power Plant	Solar	Japan	40
112	Mashiki	Solar	Japan	40
113	Tokachi	Hydro	Japan	40
114	Tomura	Hydro	Japan	40
115	Tsunahigashi Solar Power Plant	Solar	Japan	39.3
116	Mito Solar Power Plant	Solar	Japan	39.2
117	Kasadori	Wind	Japan	38
118	Tomakomai GP	Solar	Japan	38
119	Okayama Itochu	Solar	Japan	37
120	Mito Equis	Solar	Japan	36
121	Ogiri	Geothermal	Japan	35
122	Awaji Kifune Solar Power Plant	Solar	Japan	34.7
123	Saijo - Itochu Solar Power Plant	Solar	Japan	33.8
124	Tojo	Solar	Japan	33
125	Yamada-Cho	Solar	Japan	32.9
126	Kamenoko	Solar	Japan	32.6
127	Minamisoma 2	Solar	Japan	32.3
128	Yusui	Solar	Japan	32.3
129	Fukuroda Solar Power Plant	Solar	Japan	32
130	Kumenan	Solar	Japan	32
131	Mutsu-Ogawara	Wind	Japan	32
132	Kamogawa Solar Power Plant	Solar	Japan	31.2
133	Takayama	Solar	Japan	31.2
134	Shirakawa	Solar	Japan	31
135	Nokanan	Hydro	Japan	30
136	Ozu B	Solar	Japan	30
137	Shiranuka Solar Power Plant	Solar	Japan	30
138	Tomioka A	Solar	Japan	30
139	Tomioka C	Solar	Japan	30
140	Yamagawa	Geothermal	Japan	30
141	Yoshino	Solar	Japan	30
142	Tomakomai - Marubeni Solar Power Plant	Solar	Japan	29.8
143	Nihonmatsu	Solar	Japan	29.5
144	Yonago TCL	Solar	Japan	29.1
145	Hioki	Solar	Japan	29
146	Nagasaki NGS	Solar	Japan	29
147	Iwanuma - Marubeni Solar Power Plant	Solar	Japan	28.3
148	Chitose	Solar	Japan	28
149	Sakai Solar Power Plant	Solar	Japan	28
150	Taiwa	Solar	Japan	28
151	Tomioka	Solar	Japan	28
152	Uenotai	Geothermal	Japan	27.5
153	Toyokoro Solar Power Plant	Solar	Japan	27.4
154	Tottori CS	Solar	Japan	27.3
155	Hirono	Solar	Japan	27
156	Iwaya Ecopower	Wind	Japan	27
157	Nanao	Solar	Japan	27
158	Oita - JGC Solar Power Plant	Solar	Japan	26.5
159	Sukagawa Solar Power Plant	Solar	Japan	26.3
160	Nasushiobara Renova	Solar	Japan	26
161	Spring Water	Solar	Japan	25.9
162	Kokonoe Solar Power Plant	Solar	Japan	25.4
163	Kawanishi	Solar	Japan	25
164	Miyami A	Solar	Japan	25
165	Mukawa A	Solar	Japan	25
166	Shirakawa B	Solar	Japan	25
167	Takigami	Geothermal	Japan	25
168	Tomioka B	Solar	Japan	25
169	Shizukuishi	Solar	Japan	24.8
170	Kitsuki Solar Power Plant	Solar	Japan	24.4
171	Katsuura	Solar	Japan	24
172	Wakayama	Solar	Japan	24
173	Yamaguchi CS	Solar	Japan	24
174	Matsukawa Geothermal	Geothermal	Japan	23.5
175	Iitate	Solar	Japan	23.4
176	Fushimi	Solar	Japan	23
177	Miyama Solar Power Plant	Solar	Japan	23
178	Saijo - Sumitomo Solar Power Plant	Solar	Japan	23
179	Tenri I	Solar	Japan	23
180	Tomakomai - Mitsui Fudosan Solar Power Plant	Solar	Japan	23
181	Tsuchiura	Solar	Japan	23
182	Iwaki II	Solar	Japan	22.6
183	Kumamoto Arao Solar Power Plant	Solar	Japan	22.4
184	Ichinoseki GPC	Solar	Japan	22
185	Kushiro - Tsuruno Solar Power Plant	Solar	Japan	21.7
186	Ashikita Solar Power Plant	Solar	Japan	21.5
187	Ube - US Solar Power Plant	Solar	Japan	21.3
188	Hagi	Solar	Japan	21.1
189	Komatsushima - Nippon Paper 1 Solar Power Plant	Solar	Japan	21
190	Komatsushima - Nippon Paper 2 Solar Power Plant	Solar	Japan	21
191	Komatsushima - Nippon Paper 3 Solar Power Plant	Solar	Japan	21
192	Oita - Mitsui Fudosan Solar Power Plant	Solar	Japan	21
193	Saga Ouchi	Solar	Japan	21
194	Sanyo Onoda Solar Power Plant	Solar	Japan	21
195	Ichinoseki GPSC	Solar	Japan	20.8
196	Hibiki - Eneseed Solar Power Plant	Solar	Japan	20.5
197	Fukagawa	Solar	Japan	20.2
198	Hirokawa-Hidakagawa	Wind	Japan	20
199	Kamatsuchi Mitsukurichō A	Solar	Japan	20
200	Kirishima A	Solar	Japan	20
201	Kirishima C	Solar	Japan	20
202	Nakanishi A	Solar	Japan	20
203	Omuta Miikekou Solar Power Plant	Solar	Japan	20
204	Onbetsu Solar Power Plant	Solar	Japan	20
205	Kawasaki	Solar	Japan	19.8
206	Ofunato Solar Power Plant	Solar	Japan	19.8
207	Izumiotsu Solar Power Plant	Solar	Japan	19.6
208	Aramaki	Solar	Japan	19
209	Mukawa	Solar	Japan	19
210	Ozu	Solar	Japan	19
211	Asakawa	Solar	Japan	18.8
212	Ikata Wind	Wind	Japan	18
213	Obuchi-Okinosu	Solar	Japan	17.9
214	Tanba	Solar	Japan	17.7
215	Inashiki Sakura	Solar	Japan	17.1
216	Hanamizuki	Solar	Japan	17
217	Nasu	Solar	Japan	17
218	Kenrōmachi	Solar	Japan	16.7
219	Tsunawaki A	Solar	Japan	16
220	Tsunawaki B	Solar	Japan	16
221	Kirishima E	Solar	Japan	15.5
222	Abira A	Solar	Japan	15
223	Aoyama Kogen	Wind	Japan	15
224	Honda	Solar	Japan	15
225	Matogata B	Solar	Japan	15
226	Nasuogawa	Solar	Japan	15
227	Onikobe	Geothermal	Japan	15
228	Oshu	Solar	Japan	15
229	Sanda Hyōgo	Solar	Japan	15
230	Soma A	Solar	Japan	15
231	Tsutsuno A	Solar	Japan	15
232	Yamamuro	Solar	Japan	15
233	Fukushima NSP	Solar	Japan	14.6
234	Takacho	Solar	Japan	14.5
235	Shimami	Solar	Japan	14.1
236	Funayaotsu	Solar	Japan	14
237	Ishinomaki	Solar	Japan	14
238	Jitōgata A	Solar	Japan	14
239	Suigo Itako Solar Power Plant	Solar	Japan	14
240	Tenmyo Solar Power Plant	Solar	Japan	14
241	Yufutsu A	Solar	Japan	14
242	Nasushiobara - Softbank Solar Power Plant (Under Construction)	Solar	Japan	13.9
243	Noheji	Solar	Japan	13.7
244	Osakikamijima Solar Power Plant	Solar	Japan	13.7
245	Yamakura	Solar	Japan	13.7
246	Kamikawai Solar Power Plant	Solar	Japan	13.5
247	Komatsu	Solar	Japan	13.2
248	Tadewara	Solar	Japan	13.2
249	Ashigara-Ōi	Solar	Japan	13
250	Gunma Farmdo	Solar	Japan	13
251	Hiraizumi	Solar	Japan	13
252	Kitakyushu 13 Solar Power Plant	Solar	Japan	13
253	Mihama Solar Power Plant	Solar	Japan	13
254	Nishiki - Sojitz Solar Power Plant	Solar	Japan	13
255	Ogishima Solar Power Plant	Solar	Japan	13
256	Otawara A	Solar	Japan	13
257	Tomakomai - Sumitomo Solar Power Plant	Solar	Japan	13
258	Japan Power Demonstration Reactor nuclear power plant	Nuclear	Japan	13
259	Shinmaiko Solar Power Plant	Solar	Japan	12.8
260	Shiroi-Inzai	Solar	Japan	12.8
261	Otake	Geothermal	Japan	12.5
262	Hofu	Solar	Japan	12
263	Nasushiobara A	Solar	Japan	12
264	Onahama 1 Solar Power Plant	Solar	Japan	12
265	Rokunohe A	Solar	Japan	12
266	Uruma	Solar	Japan	12
267	Shinkai-machi Solar Power Plant	Solar	Japan	11.7
268	Ōkuma	Solar	Japan	11.7
269	Kansai KIX	Solar	Japan	11.6
270	Izunokuni	Solar	Japan	11.3
271	Uchida	Solar	Japan	11.1
272	Oita - Hoso Solar Power Plant	Solar	Japan	11
273	Hanaizumi	Solar	Japan	10.9
274	Shizuoka	Solar	Japan	10.7
275	Kitaawaji	Solar	Japan	10.5
276	Nogata	Solar	Japan	10.5
277	Tenri II	Solar	Japan	10.5
278	Date City	Solar	Japan	10.4
279	Koumi Kogen	Solar	Japan	10.2
280	Higashiyama	Solar	Japan	10
281	Hikari-no-Mori Solar Power Plant	Solar	Japan	10
282	Himeji Solar Power Plant	Solar	Japan	10
283	Kanagi	Solar	Japan	10
284	Komekurayama Solar Power Plant	Solar	Japan	10
285	Midorimachi A	Solar	Japan	10
286	Misaki Solar Power Plant	Solar	Japan	10
287	Misawa A	Solar	Japan	10
288	Shirakawa A	Solar	Japan	10
289	Fukakusa	Solar	Japan	9.9
290	Himeji II	Solar	Japan	9.9
291	Inami	Solar	Japan	9.8
292	Misawa	Solar	Japan	9.5
293	Onuma Plant	Geothermal	Japan	9.5
294	Kikugawa Ishiyama Solar Power Plant	Solar	Japan	9.4
295	Takatoge Solar Power Plant	Solar	Japan	9.4
296	Mito Haru	Solar	Japan	9.3
297	Izamizawa Solar Power Plant	Solar	Japan	9
298	Koshimizu Solar Power Plant	Solar	Japan	9
299	Matsusaki A	Solar	Japan	9
300	Midorigahama A	Solar	Japan	9
301	Sano A	Solar	Japan	8.5
302	Tsunemi 2	Solar	Japan	8.5
303	Yabasekihanto Solar Power Plant	Solar	Japan	8.5
304	Nago Futami Solar Power Plant	Solar	Japan	8.4
305	Makurazaki Airport Solar Power Plant	Solar	Japan	8.3
306	Eco Hyogo Amagasaki	Solar	Japan	8
307	Fujimi-machi Solar Power Plant	Solar	Japan	8
308	Hachinohe - Mitsui Solar Power Plant	Solar	Japan	8
309	Kunitomi SF	Solar	Japan	8
310	Nasushiobara B	Solar	Japan	8
311	Yabukinakajima Solar Power Plant	Solar	Japan	8
312	Kushira Solar Power Plant	Solar	Japan	7.8
313	Funakura Solar Power Plant	Solar	Japan	7.7
314	Ise Futami Solar Power Plant	Solar	Japan	7.7
315	Kikugawa B	Solar	Japan	7.6
316	North Kitagata	Solar	Japan	7.6
317	Ogishima Cosmo	Solar	Japan	7.6
318	Kikugawa Horinouchiya Solar Power Plant	Solar	Japan	7.5
319	Taketoyo Solar Power Plant	Solar	Japan	7.5
320	Niigata	Solar	Japan	7
321	Sanda A	Solar	Japan	7
322	Ukishima Solar Power Plant	Solar	Japan	7
323	Wakamatsu	Solar	Japan	7
324	Jitōgata B	Solar	Japan	6.5
325	Takasago A	Solar	Japan	6.5
326	Isatsu	Solar	Japan	6.1
327	Hagio A	Solar	Japan	6
328	Meshima	Solar	Japan	6
329	Minamio A	Solar	Japan	6
330	Nasushiobara C	Solar	Japan	6
331	Onahama 2 Solar Power Plant	Solar	Japan	6
332	Oto A	Solar	Japan	6
333	Oyama A	Solar	Japan	6
334	Shinji	Solar	Japan	6
335	Urushio A	Solar	Japan	6
336	Ushikuma A	Solar	Japan	6
337	Hokuto C	Solar	Japan	5.9
338	Sera Town	Solar	Japan	5.9
339	Shikamachi	Solar	Japan	5.9
340	Tsunemi 1	Solar	Japan	5.9
341	Goto	Solar	Japan	5.5
342	Yamaguchi A	Solar	Japan	5.5
343	Daibu A	Solar	Japan	5
344	Fukuchi A	Solar	Japan	5
345	Kameyama Solar Power Plant	Solar	Japan	5
346	Kawasaki A	Solar	Japan	5
347	Kirishima D	Solar	Japan	5
348	Meiwa	Solar	Japan	5
349	Miyanourachō A	Solar	Japan	5
350	Otawara B	Solar	Japan	5
351	Sanoniijima	Solar	Japan	5
352	Sekiyatsu A	Solar	Japan	5
353	Sera A	Solar	Japan	5
354	Showa C	Solar	Japan	5
355	Suwa A	Solar	Japan	5
356	Tsunaikuho	Solar	Japan	5
357	Ushikuma B	Solar	Japan	5
358	Wakkanai Solar Power Plant	Solar	Japan	5
359	Yaita - Softbank Solar Power Plant	Solar	Japan	4.6
360	Jingūji B	Solar	Japan	4.5
361	Kikugawa A	Solar	Japan	4.5
362	Miho A	Solar	Japan	4.5
363	Takidai Solar Power Plant	Solar	Japan	4.5
364	Urakawachi A	Solar	Japan	4.5
365	Yachimata	Solar	Japan	4.5
366	Yūsui B	Solar	Japan	4.5
367	Kai-shi A	Solar	Japan	4.3
368	Takakuma Solar Power Plant	Solar	Japan	4.3
369	Kyoto - Softbank Solar Power Plant	Solar	Japan	4.2
370	Akasaka A	Solar	Japan	4
371	Bungotakada A	Solar	Japan	4
372	Edosaki A	Solar	Japan	4
373	Kirishima B	Solar	Japan	4
374	Obatake A	Solar	Japan	4
375	Onoda 4	Solar	Japan	4
376	Rokunohe B	Solar	Japan	4
377	Kizuna Solar Power Plant	Solar	Japan	3.6
378	Kurisu Solar Power Plant	Solar	Japan	3.5
379	Takasago - Softbank Solar Power Plant	Solar	Japan	3.4
380	Hachijojima	Geothermal	Japan	3.3
381	Itano Solar Power Plant	Solar	Japan	2.8
382	Komatsushima - Softbank Solar Power Plant	Solar	Japan	2.8
383	Toyama - Softbank Solar Power Plant	Solar	Japan	2.8
384	Minami Alps Solar Power Plant	Solar	Japan	2.7
385	Saijocho Taguchi Solar Power Plant	Solar	Japan	2.7
386	Izumi Solar Power Plant	Solar	Japan	2.6
387	Koyagi Solar Power Plant	Solar	Japan	2.6
388	Shiraoi - Softbank Solar Power Plant	Solar	Japan	2.6
389	Imizu - Orix Solar Power Plant	Solar	Japan	2.5
390	Nakakuma Solar Power Plant	Solar	Japan	2.5
391	Tokushima Higashi-Okinosu Solar Power Plant	Solar	Japan	2.5
392	Ikushima - Kyocera Solar Power Plant	Solar	Japan	2.4
393	Shibukawa Solar Power Plant	Solar	Japan	2.4
394	Shinto - Softbank Solar Power Plant	Solar	Japan	2.4
395	Tomakomai - Japan Petroleum Solar Power Plant	Solar	Japan	2.4
396	Ube - Softbank Solar Power Plant	Solar	Japan	2.4
397	Izunokuni Solar Power Plant	Solar	Japan	2.2
398	Tsumagoi Solar Power Plant	Solar	Japan	2.2
399	Masuura Kushiro	Solar	Japan	2.1
400	Aoi Solar Power Plant	Solar	Japan	2
401	Joetsu Solar Power Plant	Solar	Japan	2
402	Mitoyo Solar Power Plant	Solar	Japan	2
403	Sakaide - JAG Solar Power Plant	Solar	Japan	2
404	Sendai Solar Power Plant	Solar	Japan	2
405	Iidaka Solar Power Plant	Solar	Japan	1.9
406	Higashiyama Solar Power Plant	Solar	Japan	1.8
407	Toyokawa Mitocho Solar Power Plant	Solar	Japan	1.8
408	Meishihama Solar Power Plant	Solar	Japan	1.7
409	Sharp - Yaita Solar Power Plant	Solar	Japan	1.7
410	Shibushi - Solarig Solar Power Plant	Solar	Japan	1.7
411	Ureshino Solar Power Plant	Solar	Japan	1.6
412	Hachinohe - Tohoku Electric Solar Power Plant	Solar	Japan	1.5
413	Ikawa - Juwi Solar Power Plant	Solar	Japan	1.5
414	Koriyama - Kyocera Solar Power Plant	Solar	Japan	1.5
415	Kushiro - Hoshigaura Solar Power Plant	Solar	Japan	1.5
416	Boyo Kushiro	Solar	Japan	1.4
417	Kitakyushu - FirstSolar Solar Power Plant	Solar	Japan	1.3
418	Kinugawa Solar Power Plant	Solar	Japan	1.2
419	Muroran Hatchodaira Solar Power Plant	Solar	Japan	1.2
420	Matsukawa Solar Power Plant	Solar	Japan	1.1
421	Minabe Solar Power Plant	Solar	Japan	1.1
422	Ozu Solar Power Plant	Solar	Japan	1.1
423	Ushiroda Solar Power Plant	Solar	Japan	1.1

Method: ranked from open data — capacity & fuel from WRI Global Power Plant Database (CC BY 4.0); CO₂ measured for US EPA GHGRP / EU ETS records and modelled for Climate TRACE records. Sorted server-side; click any column to re-sort. Company-level data only.

Frequently asked questions

What ranks first in cleanest power plants in japan — largest zero-carbon?

Kashiwazaki Kariwa (Japan) ranks #1 with 7,965 mw.

How many power plants are in this ranking?

This ranking covers 423 power plants in Japan.

Which plants make the top three?

1. Kashiwazaki Kariwa (7,965); 2. Ohi (4,710); 3. Fukushima Daiichi nuclear power plant (4,696).