Kyuragigawa Choseichi dam - Credit: Wikimedia Commons
Kyuragigawa Choseichi dam is a concrete gravity dam located in Saga Prefecture in Japan. The dam is used for power production. The catchment area of the dam is 20.9 km2. The dam impounds about 1 ha of land when full and can store 84 thousand cubic meters of water. The construction of the dam was started on 1918 and completed in 1930. Read more on Wikipedia
Source: en.wikipedia.org