territorial sea: 12 nm
exclusive economic zone: 200 nm
note: military boundary line 50 nm in the Sea of Japan and the exclusive economic zone limit in the Yellow Sea where all foreign vessels and aircraft without permission are banned
Climate:
temperate with rainfall concentrated in summer
Terrain:
mostly hills and mountains separated by deep, narrow valleys; coastal plains wide in west, discontinuous in east
Elevation extremes:
lowest point: Sea of Japan 0 m
highest point: Paektu-san 2,744 m