Kpop groups that debuted in 2004

List of every kpop group that debuted in 2004
Name Members Debut Gender
Dynamic Duo Choiza , Gaeko May 17th male
J'Heart Lee Eunyoung , Song Jaeyoon , Jang Seorin Sep 10th female
SG WANNABE Lee Seok Hoon , Kim Yongjun , Kim Jinho Jan 20th male
TRAXX Attack , Jay , Ginjo , Jungmo , Rose Jul 20th male