¡®East Sea¡¯ is a name that has been used by Koreans for over 2,000 years, and this can be confirmed in various historical sources and old maps.
On the other hand, the name 'Sea of Japan' is claimed to be the first name used in Matteo Ricci's "Gonyeo Mangukjeon" in 1602. It is proven through various feeds. In particular, Japan presented the results of an ancient Western map survey indicating that the use of the'Sea of Japan' increased in the 19th century, and claimed that the name'Sea of Japan' was established in the 19th century. The fact that a number of maps made in Japan at the time marked the East Sea waters as ¡°Sea of Joseon¡± shows that the name ¡°Sea of Japan¡± was not established even in Japan.
¡®µ¿ÇØ¡¯´Â 2,000³â ÀÌ»ó »ç¿ëµÇ¾î¿ÔÀ¸¸ç, ÇöÀçµµ 7,500¸¸¸íÀÇ ÇѹÎÁ·ÀÌ »ç¿ëÇÏ°í ÀÖ´Â ¸íĪÀ¸·Î, ¾Ö±¹°¡ÀÇ Ã¹ ±¸Àý¿¡ ³ª¿Ã ¸¸Å ¿ì¸®¿¡°Ô Áß¿äÇÑ Àǹ̸¦ °¡Áö°í ÀÖ½À´Ï´Ù. ±×·³¿¡µµ ºÒ±¸, ¿ì¸®´Â ÀϺ»°ú ´Þ¸®, ¡®ÀϺ»ÇØ¡¯ ´ë½Å ¡®µ¿ÇØ¡¯¸¸ ´Üµ¶ »ç¿ëÇÒ °ÍÀ» ÁÖÀåÇÏ°í ÀÖÁö ¾ÊÀ¸¸ç, ¾çÃøÀÌ ¸ðµÎ »ç¿ëÇÏ°í ÀÖ´Â ¸íĪÀ» ÇÔ²² º´±âÇÏ´Â ÇÕ¸®ÀûÀÎ ¹æ¾ÈÀ» Á¦½ÃÇÏ°í ÀÖ½À´Ï´Ù.
µû¶ó¼, ±Í»çÀÇ ´º½º ±â»ç¿¡ Ç¥±âµÈ ¡®ÀϺ»ÇØ¡¯´Â ¡®µ¿ÇØ¡¯ ¶Ç´Â ¡®µ¿ÇØ(ÀϺ»ÇØ)¡¯·Î Ç¥±âÇØ¾ß ÇÕ´Ï´Ù. º» ±â»çÀÇ ¿ÀÇ¥±â´Â ¼öÁ¤ÇÏ¿© Áֽðí ÇâÈÄ ±â»ç ÀÛ¼º½Ã ¿Ã¹Ù¸¥ Ç¥±â°¡ µÉ ¼ö ÀÖµµ·Ï ³ë·ÂÇØ ÁֽʽÿÀ.