Ōshima

Oshima() is a Japanese word which means big island. Japan has several places called Oshima:
Oshima Province
Oshima Oshima, Hokkaidō
Rikuzen Oshima, Miyagi
Izu Ōshima, Tokyo
Suou Oshima, Yamaguchi
Amami Oshima, Kagoshima