Ōshima, Yamaguchi
Ōshima was a town located in Ōshima District, Yamaguchi Prefecture, Japan.
As of 2003, the town had an estimated population of 7,072 and a density of 149.55 persons per km². The total area was 47.29 km².
On October 1, 2004, Ōshima, along with the towns of Kuka, Tachibana and Tōwa, was merged to create the town of Suō-Ōshima.