BAEKSEUNG
EPEX Member Profile · Rap
Profile
BAEKSEUNG is a current member of EPEX under C9 Entertainment. BAEKSEUNG is part of EPEX’s rap line. On Youth : Epilogue, he took part in writing and composition work, including the title track “ECHO.”
In 2026, BAEKSEUNG participated in the seven-member era of EPEX, including the seventh EP Youth : Epilogue and the group’s fourth concert project ECHO.
Career Highlights
Youth : Epilogue · ECHO
BAEKSEUNG took part in EPEX’s seventh EP era as the group completed its long-running “Youth” project.
ECHO concert project
Joined EPEX’s fourth concert activities following the June comeback.
ROMANTIC YOUTH
Participated in the group’s third full-length album and overseas activities.
YOUTH DAYS · YOUTH DEFICIENCY
Promoted major releases including “Youth2Youth” and “UNIVERSE.”
EPEX debut
Debuted with Bipolar Pt.1: Prelude of Anxiety and “Lock Down.”
Official Links & Members’ Shared SNS
News & Further Reading
Korean and international coverage, plus official references. Member-related group reports are labeled accordingly.
June 9, 2026 · Korean News · Hankyung · Korean-language articleBAEKSEUNG discusses his songwriting experience ↗Group showcase report including BAEKSEUNG’s comments.
June 5, 2026 · Korean News · iMBC · Korean-language articleBAEKSEUNG’s creative process ↗Group production report covering BAEKSEUNG’s participation.
OfficialBAEKSEUNG profile · EPEX Japan ↗June 2026 · OfficialYouth : Epilogue discography ↗November 2025 · OfficialC9 statement confirming the seven-member lineup ↗