On June 22, 1965, Japan and South Korea established diplomatic relations. On June 22, 1965, Japan and South Korea (the Republic of Korea) signed the treaty to establish diplomatic relations in Tokyo. In 1948, North Korea split into two countries, and the United States requested Japan to establish separate diplomatic relations with South Korea (the Republic of Korea) on June 22, 1965, Japan and South Korea (the Republic of Korea) signed a diplomatic relationship. In October 1951, Japan and South Korea (the Republic of Korea) signed a preparatory conference. From February 1952 to April 1964, Japan and South Korea held six formal talks, but due to settlement of Japanese colonial rule, property claim rights, war compensation, fishing scope, fishing, the status of the South Koreans (the Republic of Korea) and other disputes. In October 1951, negotiations fell into a deadlock. In