RBW Girls (365 Practice, both names are temporary) is a 7-member pre-debut girl group under Rainbow Bridge World Entertainment. Yesol, the group leader which was the oldest member left RBW at the beginning of 2020. Since that moment label added two younger trainees and now the group consists of Jieun, Goeun, Eunseong, Seoyoung, Yuki, Chaeyoung and Sujin. Check above how girls performed relay karaoke.

RBW Girls will probably debut in 2nd part of 2020.