| Kadaijin Dam | |
| Name Official: | 嘉太神ダム |
| Location: | Miyagi Prefecture, Japan |
| Dam Length: | 101m |
| Dam Height: | 27m |
| Opening: | 1937 |
| Res Capacity Total: | 854 thousand cubic meters |
| Res Catchment: | 15 sq. km |
| Res Surface: | 18 hectares |
| Coordinates: | 38.4683°N 140.7647°W |
| Location Map: | Japan |
Kadaijin Dam is an earthfill dam located in Miyagi Prefecture in Japan. The dam is used for flood control and irrigation. The catchment area of the dam is 15 km2. The dam impounds about 18 ha of land when full and can store 854 thousand cubic meters of water. The construction of the dam was completed in 1937.[1]