半はん島とう国こく

は

ん

と

う

こ

く

Meanings

1

noun

peninsular country

Refers to a country that occupies a peninsula, such as Italy or Korea. Used in geography and political contexts.

島しま国ぐに
島国 means 'island country' (e.g., Japan), while 半島国 specifically refers to a country on a peninsula.
内ない陸りく国こく
内陸国 means 'landlocked country', contrasting with 半島国 which has a coastline on a peninsula.

Compound of 半島 (はんとう, 'peninsula') + 国 (こく, 'country'). The term is transparent and follows standard Sino-Japanese word formation.