Kejyonuma Dam (Japanese: 化女沼ダム) is an earthen dam in the city of Ōsaki, Miyagi Prefecture, Japan, completed in 1995. The dam crosses the Tajiri River, a branch of the Kitakami River and utilises the basin of a pre-existing natural lake.
|Location||Ōsaki, Miyagi, Japan|
|Dam and spillways|
|Type of dam||Earthen dam|
|Total capacity||2,880,000 sq m|
|Catchment area||9.93 sq km|
|Surface area||65 hectares|
|Designated||31 October 2008|