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.
G.o.d g.o.d (Hangul: 지오디 ; RR: "ji-o-di " ) is a five-member South Korean pop music group. Debuting in 1999, the group became one of the most popular boy bands of the early 2000s. The members had gone on to solo careers in the entertainment industry after indefinitely discontinuing group activity in 2005. However, they regrouped and made a comeback in July 2014. Although the group is largely known for their "story telling" lyrical style and signature blend of R&B and rap, their repertoire features a diverse array of genres ranging from hip hop to funk.