Shosanbetsu (初山別村, Shosanbetsu-mura) is a village located in Rumoi Subprefecture, Hokkaido, Japan. As of September 2016, the village has an estimated population of 1,249 and a density of 4.5 persons per km2. The total area is 280.04 km2. Shosanbetsu observatory is a planetarium-cum-astronomical observatory which is a popular attraction in this region. Shosanbetsu was the hometown of famed bear hunter , famous for his killing of the bear Kesagake.