Jang Yoo-joon, who performs under the name Yoojoon, is a South Korean vocalist known as a member of the vocal group Tritops, where he holds the position of maknae — the youngest in the lineup.
The available material on Yoojoon's career does not, at this stage, extend to documented chart performances, solo releases, or award citations that can be reported with sourced confidence. What is established is his role within Tritops as a vocalist, a group whose name points toward a harmony-focused format common to Korean vocal trio and ensemble acts.
No further milestones, discography details, or career developments are present in the current material that can be responsibly reported.
