noun
anniversary of the end of a war; War End Memorial Day
Primarily refers to August 15, the day Japan accepted the Potsdam Declaration in 1945, marking the end of WWII. Often used in historical and commemorative contexts.
日本では、終戦記念日は八月十五日です。
In Japan, the anniversary of the end of the war is August 15th.
終戦記念
Every year on the anniversary of the end of the war, a ceremony praying for peace is held.