Area of sea in between Japan and Korea
This name has long been used everywehre in the world, probably execpt in the Korean peninsula.

Sea of Japan is Sea of Japan.
There is no such thing as the East Sea.

The area of ocean which otherwise would simply be a part of Pacific Ocean were it not for Japan's presence. The term "East Sea," recently coined by ignorant Koreans to replace "Sea of Japan," is neither appropriate or accurate, and has obviously nothing whatsoever to do with "Japanese occupation" during WWII, which itself is a total hoax.

Area of sea in between Japan and Korea

The sea which seperates Korea and Japan (thank God).

This name is prevailing name all around
the world. The origin of this name came from endevors of Europe in 16 century.

the body of water between Korea and Japan. Area:391,100 sq. mi./1,012,945 sq. km.