| Haji Dam | |
| Dam Crosses: | Gōnokawa River |
| Location: | Akitakata, Hiroshima, Japan. |
| Dam Length: | 300 m |
| Dam Height: | 50 m |
| Construction Began: | 1966 |
| Opening: | 1974 |
| Res Capacity Total: | 47,300,000 m3 |
| Res Catchment: | 307.5 km2 |
| Res Surface: | 280 hectares |
is a dam in Akitakata, Hiroshima Prefecture, Japan.[1]