Otani Dam
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LocationNiigata Prefecture, Japan
| Otani Dam | |
|---|---|
 | |
| Location | Niigata Prefecture, Japan |
| Coordinates | 37°29′39″N 139°09′16″E / 37.49417°N 139.15444°E |
Otani Dam (大谷ダム, Ōtani Damu) is a dam in Niigata Prefecture, Japan.[1]
