suffix
Island (suffix in place names)
Suffix attached to island names, read as とう. Used in official and common geographical names.
日本で一番大きな島は本州で、北海道、九州、四国と続く。
The largest island in Japan is Honshu, followed by Hokkaido, Kyushu, and Shikoku.
noun, used as a suffix, noun
island; islet
Noun or noun suffix, sometimes read しま in certain names or contexts. Refers to an island or islet.
この島には珍しい動植物が生息している。
Rare flora and fauna inhabit this island.