is a town located in Sorachi Subprefecture, Hokkaido, Japan. As of September 2016, the town has an estimated population of 3,278. The total area is 39.91 km2. There is a microgravity test facility located in Kamisunagawa used for astronomic purposes. Since 1980, Kamisunagawa has been the sister city of Sparwood in British Columbia, Canada. History 1949 – Kamisunagawa Town split off from the towns of Sunagawa and Utashinai (partial). 2009 – Kamisunagawa Town, more specifically its microgravity test facility, becomes the namesake of a crater on 25143 Itokawa, an asteroid visited by Japanese unmanned spacecraft Hayabusa. Culture Mascot Kamisunagawa's mascot is . He is a shiitake mushroom. His name is unknown but his name come the either "shiitake town", "see town" or "town of shiitake and coal". Notable people from Kamisunagawa Junichi Watanabe, writer Ryoko Yamagishi, manga artist Ikuro Takahashi, drummer References External links Official Website Towns in Hokkaido