Oshima Subprefecture
Oshima is a subprefecture of Hokkaido Prefecture, Japan. As of 2004 it had a population of 456,621 and an area of 3,715.38 km².
Hakodate Airport is located in the City of Hakodate.Geography
Cities
History
- 1897: Hakodate Subprefecture, Kameda Subprefecture, and Matsumae Subprefecture was established.
- 1899: Hakodate Subprefecture was abolished. Kameda Subprefecture was transferred to Hakodate and renamed Hakodate Subprefecture.
- 1903: Matsumae Subprefecture was merged into Hakodate Subprefecture.
- 1922: Hakodate Subprefecture changed its name to Oshima Subprefecture.