BX
Leader · Rapper · Songwriter
Profile
BX, born Lee Byoung-gon, is a South Korean rapper and songwriter best known as the leader of CIX. He debuted with the group in 2019 and helped anchor its performance and rap identity across the HELLO, OK and GO album series.
CIX concluded team activities in April 2026 as the members’ exclusive contracts with C9 Entertainment came to an end.
BX’s work extended into songwriting as well as rap and leadership. During the 2025 GO Together era, he discussed drawing inspiration from the group’s ongoing narrative while contributing to the music.
Career Milestones & Individual Achievements
Individual career highlights, newest first.
C9 contract ended
His exclusive contract with C9 Entertainment concluded as CIX stopped team activities.
GO Chapter 1: GO Together
Contributed lyrics and composition to the album, including the title track “WONDER YOU.”
THUNDER FEVER
Participated in CIX’s seventh EP and the quartet’s first full release cycle.
Four-member transition
Continued as CIX’s leader after the group reorganized as four members.
CIX debut
Debuted as leader and rapper with HELLO Chapter 1: Hello, Stranger.
News & Further Reading
International reporting and interviews featuring BX, newest first.
01Official / GroupCIX Japan Official Profile · BX