Pop singer and dancer who is a member of the new BigHit Entertainment band TXT, BTS's first brother group. He was the first member to be introduced.
In early 2018 he was a backup dancer for Kim Taehyung during the promotion for his single "Singularity."
He was debuted in a short introduction film titled "What Do You Do?'" It received over 11.5 million views in less than 5 days.
His birth name is Choi Yeon-jun. He grew up in Bundang, in the Gyeonggi Province.