Kim Jae Han (born Kim Jae Hwan), better known mononymously as Jae Han, is a member of Spire Entertainment’s boy group Omega X which debuted on June 30, 2021 and a former member of WYNN Entertainment’s boy group SPECTRUM. He is also former member of the duo OneVoices, who disbanded in 2016. In 2017, he participated in Produce 101 Season 2 whilst under MMO Entertainment and was eliminated in episode 4, at rank 81. In early 2018, he left MMO Entertainment and signed with WYNN Entertainment.
He wrote and produced the songs ”How about you”, ”Dark Light”, ”You” and ”Shadow”, all sung by Dae Hyun from B.A.P. He also released his own version of the song ”How about you”.