The history of Russia's relationship with its Far Eastern neighbor, Japan, is not so long. The first official contact occurred in 1792, and diplomatic relations were established only in 1855. But a century and a half of interstate relations included many events, which, unfortunately, were characterized not so much by good neighborliness and cooperation, but rather by contradictions and armed conflicts. In what is offered to the reader The book attempts to examine in detail the main aspects of Soviet-Japanese, and later Russian-Japanese relations. Anatoly Arkadyevich Koshkin - historian, publicist, Doctor of Historical Sciences, professor, member of the executive council of the Russian Association of Historians of the Second World War, one of the leading experts on modern Japan and Russian-Japanese relations.