石狩川
The Katsurazawa Dam is a dam in Hokkaidō, Japan. It was Hokkaido's first multipurpose dam and the post-war Ishikari River watershed development plan's starting point. The dam is a 63.6m in height Concrete Gravity dam, immediately downstream from the Shinkatsurazawa Dam. The artificial lake resulting from the construction of the Katsurazawa Dam is known as the Katsurazawa Lake.