Jeju Island (Korean: 제주도; Hanja: 濟州島; Korean pronunciation: [t͡ɕed͡ʑudo]) is the largest island in South Korea, located in the Jeju Province (Jeju Special Self-Governing Province.). The island covers an area of 1833.2 km², which is 1.83 percent of the total area of South Korea. In 2020, the resident registration population is about 670,000, the largest among the islands in South Korea. — Wiki