Kōsaka Dam
Kosaka Dam (Japanese: 香坂ダム) is an embankment dam on the Kosaka river in the Saku, Nagano, Japan, completed in 1972. The primary purpose is flood control, because villages in the Kosaka River basin suffered heavy damage from the floods.
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Lake Kōsaka Dam -
Kōsaka Dam office and spillway
References
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