was a town located in Kamikawa (Teshio) District, Kamikawa Subprefecture, Hokkaido, Japan.
As of 2004, the town had an estimated population of 1,799 and a density of 3.45 persons per km<sup>2</sup>. The total area was 522.01 km<sup>2</sup>.
On September 1, 2005, Asahi was merged into the expanded city of Shibetsu.