The Hokkaido International School (HIS) (北海道インターナショナルスクール, Hokkaidō Intānashonaru Sukūru) is a private American educational system PreK-12 boarding school in Hokkaido. It was founded in 1958. Its main campus, HIS Sapporo, is in Toyohira-ku, Sapporo. The campus has approximately 180 to 190 students. The school was founded in 1958 and runs the International Primary Curriculum in the elementary school (Early Years to grade 5), the follow on International Middle Years Program in grades 6~8 and the American AP (Advanced Placement) program in the high school. The institution is accredited by the Western Association of Schools and Colleges. The school has a branch elementary school campus in Niseko, Hokkaido, Hokkaido International School in Niseko (HIS Niseko), scheduled to open on 23 January 2012. The two campuses are the only English-language international schools in Hokkaido.