_#_Land boundaries: 1,671 km total; China 1,416 km, South Korea 238 km, USSR 17 km
_#_Coastline: 2,495 km
_#_Maritime claims:
Exclusive economic zone: 200 nm;
Territorial sea: 12 nm;
Military boundary line: 50 nm in the Sea of Japan and the exclusive economic zone limit in the Yellow Sea (all foreign vessels and aircraft without permission are banned)
_#_Disputes: short section of boundary with China is indefinite; Demarcation Line with South Korea
_#_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
_#_Natural resources: coal, lead, tungsten, zinc, graphite, magnesite, iron ore, copper, gold, pyrites, salt, fluorspar, hydropower