Coed School is a South Korean 12-member dance/pop group managed by Core Contents Media sub-label GM Contents Media. The group was originally on main label Core Contents Media, debuting in 2010 consisting of 6 male and 4 female members: Soomi,Kwangheng, Yoosung, Taewoon, Kangho, Chanmi, Noori, Hyoyoung, Hyewon, Sungmin. Their first single "Too Late" was released in late September 2010; followed by Bbiribbom Bberibbom, later by a mini-album "Something That Is Cheerful and Fresh". In December 2010, Eunkyo was added but debuted in 5Dolls sub group. Nearly a year later Kangho decided to leave the group to focus on acting, being replaced by a new member Jongkook. In February 2012, the group was moved to Core Contents Media's sub label "GM Contents Media", headed by CEO Kwon Sibong, who has been a partner of Core Contents Media's Kim Kwangsoo for 10 years. Along with this, leader Soomi withdrew from the group, deciding to go solo and stayed with CCM, and was replaced by new female ! member Nayeon. Another male member was then added, named Saejoon, making Coed School a 12-member group, with 5 female members and 7 male members. 2010: Debut and Something That Is Cheerful and Fresh Just under three weeks since their debut, the group followed up "Too Late" with a second single, "Bbiribbom Bberibbom" (ìë¦¬ë½ ë¹¼ë¦¬ë½). The music video for the song was recorded on October 11, 2010, and features T-ara member Ham Eun-jeong. The video, along with a second music video for ballad "Nae
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