Kamishiiba Dam (Japanese: 上椎葉ダム) is a dam in Miyazaki Prefecture, Japan. It was Japan's first arch dam and required significant sacrifices to build.

Kamishiiba Dam
LocationMiyazaki Prefecture, Japan
Construction began1950
Opening date1955
Dam and spillways
Type of damArch dam
Height110 m (360 ft)
Length341 m (1,119 ft)
Reservoir
Active capacity76,000,000 m3 (2.7×109 cu ft)

32°27′37″N 131°08′58″E / 32.46028°N 131.14944°E / 32.46028; 131.14944