Okawa Dam (Kagawa, Japan)
Okawa Dam  is a gravity dam located in Kagawa Prefecture in Japan. The dam is used for flood control. The catchment area of the dam is 4 km2. The dam impounds about 8  ha of land when full and can store 760 thousand cubic meters of water. The construction of the dam was started on 1959 and completed in 1963. See also
List of dams in Japan

References

Dams in Kagawa Prefecture