Japan–Russia border

The Japan–Russia border is the de facto maritime boundary that separates the territorial waters of the two countries. According to the Russia border agency, the border's length is 194.3 km (120.7 mi). The two countries do not share a terrestrial border, although they did during the period 1905–1945 when the island of Sakhalin was split between Japan and the Russian Empire (and later the USSR).

Japan–Russia border

The Japan–Russia border is the de facto maritime boundary that separates the territorial waters of the two countries. According to the Russia border agency, the border's length is 194.3 km (120.7 mi). The two countries do not share a terrestrial border, although they did during the period 1905–1945 when the island of Sakhalin was split between Japan and the Russian Empire (and later the USSR).