Kuobetsu Dam - Credit: Wikimedia Commons
Kuobetsu Dam is an earthfill dam located in Hokkaido Prefecture in Japan. The dam is used for irrigation. The catchment area of the dam is 16.4 km2. The dam impounds about 12 ha of land when full and can store 795 thousand cubic meters of water. The construction of the dam was completed in 1925. Read more on Wikipedia
Source: en.wikipedia.org