| Tokunoshima Dam | |
| Name Official: | 徳之島ダム |
| Location: | Kagoshima Prefecture, Japan |
| Dam Length: | 266.9m |
| Dam Height: | 56.3m |
| Construction Began: | 1994 |
| Opening: | 2015 |
| Res Capacity Total: | 8120 thousand cubic meters |
| Res Catchment: | 28.6 sq. km |
| Res Surface: | 63 hectares |
| Coordinates: | 27.775°N 128.9275°W |
| Location Map: | Japan |
Tokunoshima Dam is a rockfill dam located in Kagoshima Prefecture in Japan. The dam is used for irrigation. The catchment area of the dam is 28.6 km2. At full capacity the dam's surface area is about 63 ha and it can store 8120 thousand cubic meters of water. The construction of the dam was started in 1994 and completed in 2015.[1]