Miyatoko Dam
The 690th tallest dam in the world
Miyatoko Dam' (Miyatoko damu) is a multi-purpose dam on the Miyatoko River, a branch of the Naruse River in the town of Taiwa, Kurokawa District Miyagi Prefecture, Japan. The dam was completed in 1998.
Dam data from Wikidata (CC0) plus curated additions. Summary from Wikipedia (CC BY-SA).