1.
island country, island nation
A country consisting entirely of islands, surrounded by sea. Often used in reference to Japan as an island nation, especially when discussing how geography has shaped its culture and character.
日本は島国だ。
Japan is an island country.
島国なので、魚を食べる文化が発達した。
Being an island country, a culture of eating fish developed.
島国の日本は海に囲まれている。
Japan, an island nation, is surrounded by the sea.
島国 is a compound of 島 (island) + 国 (country). The reading uses rendaku (国 → ぐに).
CULTURAL NOTE:
In Japanese discourse, 島国 frequently appears in discussions about Japan's national character, isolation, and cultural uniqueness. The phrase 島国根性 (island mentality) refers to perceived insular or parochial attitudes.
EXAMPLES OF ISLAND COUNTRIES:
- 日本 (Japan)
- イギリス (United Kingdom)
- フィリピン (Philippines)