The Namhae, or Choson Namhae refers to the sea in the south of the Korean Peninsula in Korea . It generally refers to the sea between Jindo, Jeollanam-do in the west and Haeundae-gu, Busan in the east. In North Korea, is the region of ocean near Korea that is bounded by the southwestern part of the Sea of Japan and by the southeastern part of the Yellow Sea. The name is not known and used outside Korea.