also: さいしゅう
Jeju (island and province in South Korea)
Refers to Jeju Special Self-Governing Province and its main island. Often used in travel, geography, and news contexts.
Jeju Island is the largest island in South Korea.
I plan to travel to Jeju next month.
Standard kanji form; most commonly read as チェジュ, the Korean-derived reading.
Sino-Japanese reading; less common than チェジュ but still encountered in some contexts.
From Korean 제주 (Jeju). The kanji 済州 are used as ateji for the Korean name.