Kinjo Dam

The Kinjo Dam (金城ダム) is a concrete gravity dam on the Li River in Naha, Okinawa Prefecture, Japan. It is designated as a cultural property and is located 500 m south of Shuri Castle. Construction on the dam began in 1989 and it was completed in 2000. Its main purpose is flood control and on average, it can control an intake of 40 m3/s; releasing 23 m3/s. The 19 m tall and 120 m long dam was constructed on fragile rock and is set on a deep concrete staircase foundation.