Tokoro (常呂郡 Tokoro-gun?) is a district located in Okhotsk Subprefecture, Hokkaido, Japan.
As of 2005, the district has an estimated population of 16,291 and a population density of 15 persons per km². The total area is 1,123.42 km².
Coordinates: 44°01′48″N 143°49′48″E / 44.03000°N 143.83000°E