Horokanai is a town in Kamikawa Subprefecture, Hokkaido, Japan. As of September 2016, the town has an estimated population of 1,571. The total area is 767.03 km2 (296.15 sq mi).

Kamikawa is a subprefecture of Hokkaido Prefecture, Japan. The name is derived from Kamikawa no hitobito no Shūraku, a translation of the Ainu Peni Unguri Kotan. Settlement began in 1867. The sub-prefecture was established in 1897.