Produce 101 Season 2 project groups to officially debut with different members. JBJ The first upcoming group consisting of members Taehyun (Hotshot), Dongha, Hyunbin, Kenta, Yongguk (recently debuted as a duo in Longguo and Shihyun) and Sanggyun (ToppDogg), are the confirmed members of JBJ, the first Produce 101 Season 2…