Japan has admitted an independent and sovereign Montenegro, which ended the war that has lasted for more than a century.

Montenegro in the early 20th century, when Russia and Japan entered the war, sided with Russia and declared war on Japan. This war was completed in 2006. in the way that Japan admitted Montenegro as an independent state. A truce was definitely confirmed with the arrival of the special ambassador of Japanese Prime Minister and the Deputy Minister of Foreign Affairs Akiko Jamanaka to Montenegro 21st and 22 June. in 2006.

Historians say that the participation of Montenegrins were symbolic, and it was just to Montenegro in the symbolic meaning support Russia is an ally of Russia in the Russo-Japanese War.

One anecdote says, when Montenegro declared war, the Japanese were looking at a map of the world where there is Montenegro, but in vain.