| Ohuchibaru Dam | |
| Name Official: | 大内原ダム |
| Location: | Miyazaki Prefecture, Japan |
| Dam Length: | 152.6m |
| Dam Height: | 25.5m |
| Construction Began: | 1953 |
| Opening: | 1956 |
| Res Capacity Total: | 7488 thousand cubic meters |
| Res Catchment: | 741 sq. km |
| Res Surface: | 88 hectares |
| Coordinates: | 32.4297°N 131.4817°W |
| Location Map: | Japan |
Ohuchibaru Dam is a gravity dam located in Miyazaki Prefecture in Japan. The dam is used for power production. The catchment area of the dam is 741 km2. The dam impounds about 88 ha of land when full and can store 7488 thousand cubic meters of water. The construction of the dam was started on 1953 and completed in 1956.[1]