Yamato Dam (Japanese: 大和ダム) is a gravity dam located in Kagoshima Prefecture in Japan.

The dam is used for flood control and water supply.

The dam's surface area stretches to about 6 ha when full and can store 784 thousand cubic meters of water.

The construction of the dam was started in 1990 and completed in 2006.

This article about a dam or floodgate on Kyushu, Japan is a stub.