Area - comparative:
slightly smaller than California
Land boundaries:
0 km
Coastline:
29,751 km
Maritime claims:
territorial sea: 12 nm; between 3 nm and 12 nm in the international straits - La Perouse or Soya, Tsugaru, Osumi, and Eastern and Western Channels of the Korea or Tsushima Strait
contiguous zone: 24 nm
exclusive economic zone: 200 nm