Tokiwa Reservoir
| Reservoir Name | Tokiwa |
| Dam Name | Tokiwa |
| River | Otakigawa |
| Country | Japan |
| Year | 1941 |
| Dam Height | 24 |
| Dam Length | 112 |
| Area(Sqkm) | 0.2 |
| Area(Polygonal) | 0.2 |
| Capital Expenditure | 1.3 |
| Depth(M) | 6.5 |
| Avg Displacement Of Water | 19064 |
| Catchment Area In Sqkm | 541 |
| Status | 2: Good |
| Longitude | 137.62125 |
| Latitude | 35.845417 |
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