When did the group debut that Kang Sung-hoon is a part of?
Sechs Kies SECHSKIES (pronounced as , Korean: 젝스키스 , Japanese: ジェクスキス ) is a six-member South Korean boy band in 1997. They are the "1st-generation K-Pop idols" and were named as one of the top boy groups in the 90's. Consisting of members Eun Ji-won, Lee Jai-jin, Kim Jae-duck, Kang Sung-hoon, Ko Ji-yong and Jang Su-won, the group debuted on April 15, 1997.
1TYM 1TYM (Korean: 원타임, pronounced as "One Time") was a four-member South Korean hip hop group. They are Oh Jinhwan, Park Hong-jun (also known as Teddy Park), Song Baekyoung, and Im Taebin (also known as Danny).