| # | Impianto | Regione | MW |
|---|---|---|---|
| 1 | Hatchobaru Otake | Oita | 110 |
| 2 | Kakkonda | Iwate | 80 |
| 3 | Yanaizu-Nishiyama | Fukushima | 65 |
| 4 | Mori | Hokkaido | 50 |
| 5 | Sumikawa Akita | Akita | 50 |
| 6 | Ogiri | Miyazaki | 35 |
| 7 | Yamagawa | Kagoshima | 30 |
| 8 | Uenotai | Akita | 28 |
| 9 | Takigami | Oita | 25 |
| 10 | Matsukawa Geothermal | Iwate | 24 |
| 11 | Onikobe | Miyagi | 15 |
| 12 | Otake | Oita | 12 |
| 13 | Onuma Plant | Akita | 10 |
| 14 | Hachijojima | Shizuoka | 3 |
WRI Global Power Plant Database (CC BY 4.0).
