This is a ministry-controlled dam under the Kinki Regional Development Bureau of the Ministry of Land, Infrastructure and Transport, and it is the only dam built on the main stream of the Yodo-gawa River, one of the greatest rivers in western Japan.
国土交通省近畿地方整備局が管理する国土交通省直轄ダムで、西日本屈指の大河川・淀川本流に建設された唯一のダム。