Where does “宮古島” come from?

宮古島 (Japanese) comes from Japanese 島, from Middle Chinese 島.

Ancestry of “宮古島”, step by step

宮古島 traces back through two separate lines of ancestry.

via Japanese 島

StepLanguageWordMeaning
1Japanese島an island; one's domain, territory, turf
2Middle Chinese島—

via Japanese 宮古

StepLanguageWordMeaning
1Japanese宮古Miyako, Iwate

Words derived from “宮古島”

Every word from Middle Chinese 島 →Every word from Japanese 島 →