Hayachine Dam
The 309th tallest dam in the world
The Hayachine Dam (Hayachine damu) is a multi-purpose dam on the Hienuki River, a branch of the Kitakami River, located in the city of Hanamaki, Iwate Prefecture in the Tōhoku region of northern Japan. It managed by Hanamaki Civil Engineering Center, Minami Kunisaki Promotion Department, and is a gravity-type concrete dam with a bank height of 73.5 meters.
Dam data from Wikidata (CC0) plus curated additions. Summary from Wikipedia (CC BY-SA).