SUPER JUNIOR-83z (슈퍼주니어-83z) is the seventh official sub-unit of SUPER JUNIOR, consisting of Leeteuk and Heechul, both born in 1983, which inspired the unit's name. The duo officially debuted on July 13, 2026, with their first mini album, Promise. The unit was first announced on April 13, 2026, alongside the 2026 SUPER JUNIOR-83z FANCON TOUR [1983], scheduled to begin on July 24. On May 6, SM Entertainment confirmed the duo's debut through its 2026 release lineup Read more on Last.fm