Proposed Soviet invasion of Hokkaido

Proposed Soviet invasion of Hokkaido
Part of the Soviet–Japanese War of World War II
Proposed invasion plan for Soviet invasion of Hokkaido in 1945 during World War II. The Soviet Union planned to land at Rumoi and occupy the island north of a line between Rumoi and Kushiro.
Date Planned beginning August 24, 1945 Location Hokkaido Result Canceled on August 22, 1945
Belligerents
Soviet Union	Japan
Commanders and leaders
Alexander Novikov Ivan Yumashev	Kiichiro Higuchi Saburo Hagi
Units involved
2nd Far East Front 16th Army Two divisions of the 87th Rifle Corps (initially) 342nd Rifle Division 345th Rifle Division 355th Rifle Division 79th Rifle Division 101st Rifle Division Pacific Fleet[1]	Fifth Area Army 7th Division 42nd Division 101st Independent Mixed Brigade 22nd Tank Regiment 1st Air Division [ja] 20th Air Brigade Imperial Japanese Navy 12th Air Fleet Volunteer Fighting Corps[1]

During the Soviet–Japanese War in August 1945, the Soviet Union made plans to invade Hokkaido, the northernmost of Japan's four main home islands. Opposition from the United States and doubts within the Soviet high command caused the plans to be canceled before the invasion could begin.