| Iwakura Dam | |
| Location: | Urugi, Nagano, Japan |
| Dam Length: | 100.6 m |
| Dam Height: | 25 m |
| Dam Volume: | 19,000 m3 |
| Construction Began: | 1935 |
| Opening: | 1936 |
| Res Capacity Total: | 435,000 m3 |
| Res Catchment: | 8.8 km2 |
| Res Surface: | 6 ha |
Iwakura Dam (Japanese: 岩倉ダム ) is a dam in Urugi, Nagano Prefecture, Japan, completed in 1936.[1]