'East Sea' is a name that has been used by Koreans for over 2,000 years, and you can confirm this in various historical sources and old maps.
However, as Japan emerged as a powerhouse in Asia at the end of the 19th and early 20th centuries, the ¡°East Sea¡± waters began to be widely known as the ¡°Sea of Japan¡±. When the International Hydrographic Organization (IHO) published the first edition of ¡°Limits of Oceans and Seas¡± in 1929, Korea was a Japanese colony, so the name of the East Sea could not be justified.
At the time of the conclusion of the ¡¸Korea-Japan Fisheries Agreement¡¹ in 1965, the two countries decided to use'East Sea' and'Sea of Japan' separately in their own language version of the agreement, and the private level continued various activities to recover the name of the East Sea. Has been promoting.
Since Korea's accession to the United Nations in 1991, the issue of East Sea marking was officially raised at an international conference for the first time at the 1992 United Nations Conference on Geographical Names Standardization.