| # | Plant | Fuel | Country | MW |
|---|---|---|---|---|
| 1 | Moka power plant | Gas | Japan | 1,248 |
| 2 | Imaichi | Hydro | Japan | 1,050 |
| 3 | Shiobara | Hydro | Japan | 900 |
| 4 | Numappara | Hydro | Japan | 675 |
| 5 | Yaita | Solar | Japan | 41 |
| 6 | Nasushiobara Renova | Solar | Japan | 26 |
| 7 | Tochigi Biomass power station | Biomass | Japan | 25 |
| 8 | Nasu | Solar | Japan | 17 |
| 9 | Honda | Solar | Japan | 15 |
| 10 | Nasuogawa | Solar | Japan | 15 |
| 11 | Nasushiobara - Softbank Solar Power Plant (Under Construction) | Solar | Japan | 14 |
| 12 | Kamikawai Solar Power Plant | Solar | Japan | 14 |
| 13 | Otawara A | Solar | Japan | 13 |
| 14 | Nasushiobara A | Solar | Japan | 12 |
| 15 | Nasushiobara B | Solar | Japan | 8 |
| 16 | Nasushiobara C | Solar | Japan | 6 |
| 17 | Oyama A | Solar | Japan | 6 |
| 18 | Otawara B | Solar | Japan | 5 |
| 19 | Yaita - Softbank Solar Power Plant | Solar | Japan | 5 |
| 20 | Sharp - Yaita Solar Power Plant | Solar | Japan | 2 |
| 21 | Kinugawa Solar Power Plant | Solar | Japan | 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.
Moka power plant (Japan) ranks #1 with 1,248 mw.
This ranking covers 21 power plants in in Tochigi, Japan.
1. Moka power plant (1,248); 2. Imaichi (1,050); 3. Shiobara (900).