is a district located in Oshima Subprefecture, Hokkaido, Japan.
As of 2004, the district has an estimated population of 16,975 and a density of 23.08 persons per km2. The total area is 735.60 km2.
The name of "Futami" derives from that the district faces two seas, the Sea of Japan and Uchiura Bay, which is a bay of the Pacific Ocean. Yakumo is the only municipality facing both the Sea of Japan and the Pacific Ocean.