Where does “与論島” come from?

与論島 (Japanese) comes from Japanese 島, from Middle Chinese 島.

Ancestry of “与論島”, step by step

与論島 traces back through two separate lines of ancestry.

via Japanese

StepLanguageWordMeaning
1Japanesean island; one's domain, territory, turf
2Middle Chinese

via Japanese 与論

StepLanguageWordMeaning
1Japanese与論
Every word from Middle Chinese Every word from Japanese
与論島 — Etymology, Origin & Word History | Etymology Explorer