Hyeonggeun

On October 28, 2022, he was revealed as a member of the pre-debut group RBW JBOYZ (later known as RBW Boys and RBW Trainee New ID), through a trainee vlog. On February 20, 2023, he was introduced as a contestant on MBC's boy group survival show Fantasy Boys. He was eliminated in the 10th episode, which aired on June 1, 2023, as he was one of the contestants with the least amount of votes.