Bihoro, Hokkaido

 is a town located in Okhotsk Subprefecture, Hokkaido, Japan. The name is derived from the Ainu word "piporo", meaning "place of much water".
Largely agricultural, the town is best known for the Bihoro Pass, which has views over Lake Kussharo in the Akan National Park.
One of its attractions is Bihoro Aviation Park, which contains a number of aircraft previously used by the Japan Self-Defense Forces.
As of September 2016, the town has an estimated population of 20,920, and a population density of 48 persons per km². The total area is 438.36 km².