If you're referring to the end of the Allied Occupation of Japan, it officially ended on April 28, 1952. Otherwise, Japan does not have an official "Independence Day."
Japan obtained its independence from its colonists in 660 BCE.
Korea gained independence from Japan, in 1945
japan gained independance in 630BC
I don't believe Japan has an Independence Day as Japan has never been occupied by another soverign nation.
As Japan has never lost its independence, despite being occupied after World War II, it does not have an Independence Day.
Japan has always been independent.
japan
1952, after Japan gained its independence from the allied powers in 1951.
hitler
Win independence from Japan
It was 1948 when Burma gained independence from Britain. Japan helped Burma gain this independence by fighting alongside against Britain.
Although the United States occupied Japan after WW2, most of the Japanese do not regard it as such, and they do not have an independence day. Some Japanese believe they have been independent since the beginning of the history without any control of foreign powers.