| Imawatari Dam | |
| Location: | Gifu Prefecture, Japan |
| Dam Length: | 308m |
| Dam Height: | 34.3m |
| Construction Began: | 1936 |
| Opening: | 1939 |
| Res Capacity Total: | 9470 thousand cubic meters |
| Res Catchment: | 4632.3 sq. km |
| Res Surface: | 141 hectares |
| Coordinates: | 35.4414°N 137.0453°W |
| Location Map: | Japan |
Imawatari Dam is a gravity dam located in Gifu Prefecture in Japan. The dam is used for power production. The catchment area of the dam is 4632.3 km2. The dam impounds about 141 ha of land when full and can store 9470 thousand cubic meters of water. The construction of the dam was started on 1936 and completed in 1939.[1]