| name | image | status | type | Area (m²) | date Commissioned | date Opened | date Start construction | Website | Height (m) | Country | continent | Maximum discharge (m³/day) | lake | Installed capacity (w) | latitude (°) | Length (m) | longitude (°) | Turbines | volume (m³) | administrative división | city | Map |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Aimata Dam |  | Gravity | 1959 | 1952 | website | 67 | Japan | Asia | 36.7000007629 | 80 | 138.8833312988 | 63,000 | Gunma Prefecture | Minakami, Gunma | Map | |||||||
| Fujiwara Dam |  | Operational | Gravity | 1,690,000 | 1956 | 1957 | 1951 | website | 95 | Japan | Asia | 36.7999992371 | 230 | 139.0333404541 | 1 | 415,000 | Gunma Prefecture | Minakami, Gunma | Map | |||
| Naramata Dam |  | 1990 | 1973 | website | 158 | Japan | Asia | 36.8666648865 | 520 | 139.0666656494 | Gunma Prefecture | Minakami, Gunma | Map | |||||||||
| Sudagai Dam |  | 1955 | 1952 | website | 72 | Japan | Asia | 36.8666648865 | 139.0500030518 | Gunma Prefecture | Minakami, Gunma | Map | ||||||||||
| Yagisawa Dam |  | 1967 | 1959 | website | 131 | Japan | Asia | 36.9000015259 | 352 | 139.0500030518 | Gunma Prefecture | Minakami, Gunma | Map |