Liancourt Rocks dispute Japan. In 1954, Japan proposed a reference to the International Court of Justice, which South Korea rejected, believing that the Liancourt Rocks are irrefutably South Korean territories, and thus should not be dealt through diplomatic negotiations or judicial settlement between South Korea and Japan. There are conflicting interpretations about the historical state of sovereignty over the islets. Korean claims are partly based on references to a Korean island called "Usan-do" in various historical records, maps and encyclopedias such as the "Samguk Sagi", "Annals of the Joseon Dynasty", "Dongguk Yeoji Seungnam" (), and "Dongguk munheon bigo" (). According to the Korean
Liancourt Rocks dispute International Court of Justice, (ICJ) which was rejected by South Korea. It could do so because both countries party to a dispute must agree to such ICJ cases. It was the first time for Japan to make such a move in 47 years, since Japan and South Korea officially re-established relations in 1965. On August 21, 2012 Japan officially proposed to South Korea that the two countries refer the dispute to the ICJ, which was officially rejected by South Korea on August 30, 2012. North Korea's legal standpoint on the dispute is largely identical with that of the South Korean