The Kuriyama Dam is a rock-fill embankment dam on a tributary of the Togawa River located northwest of Nikkà  in Tochigi Prefecture, Japan. It was constructed between 1981 and 1985. Its reservoir serves as the upper reservoir for the 1,050 MW Imaichi Pumped Storage Power Station, while the Imaichi Dam forms the lower. The dam is tall and withholds a reservoir with a storage capacity of . Of that capacity, is used to produce electricity at the power plant. It is owned and operated by TEPCO.