Three marine gastropod species were collected in 1988 to 2019 years from the Jeju island waters of Korea. They were identified as Capulus japonicas A. Adams, 1861, Guraleus himerodes (Melvill & Standen, 1896), and Turridrupa bijubata (Reeve, 1843) that come out into the unrecorded species in Korea. As a result, Korean Capuruidae was nine species of seven genera, the Mangeliidae was 21 species of 13 genera, and the Turridae was six species of three genera.