Ohtsu Dam is a gravity dam located in Gunma Prefecture in Japan. The dam is used for power production. The catchment area of the dam is 451 km2. The dam...

the Uji River; and the portion in Osaka as the Yodo River. The Setagawa Dam was constructed in 1961 to regulate the level of Lake Biwa, is located in...

iron-producing region in Japan. Nowadays the river is dammed for the production of hydropower. The largest dams are Obara and Hinobori. The river's source is...