A few facts about Ōshima
- About 15,000 people live in Ōshima.
- It's part of the Yamaguchi region.
- It's about 712 km to Tokyo, the country's largest city.
- For a bigger city, Hikari is about 22 km away.
- Towns nearby: Iwakuni (25 km), Kudamatsu (31 km) and Tokuyama (37 km).