is a river located in the Minami-ku Ishiyama area of southern Sapporo in Hokkaidō, Japan. It is a tributary of the Toyohira River and classified as class A river. It is 9.4 km long and has a catchment area of 8.9 km2. Engineering The Sapporo River Work Office built a sand control dam on the Anano River with a sand-retarding basin. References Rivers of Hokkaido Rivers of Japan