Secret Number (Kuuriya: 시크릿넘버, loo qaabeeyey sida Secret Number) waa koox gabdho reer Koonfur Kuuriya ah oo ay samaysay Vine Entertainment. Kooxdu waxay markii hore bilaabeen shaqadooda Maajo 19, 2020, shanta xubnood Léa, Dita, Jinny, Soodam iyo Denise. Xubnaha lixaad iyo toddobaad, Zuu iyo Minji, waxay ku biireen kooxda Oktoobar 2021. Members Léa Dita Jinny Minji Soodam Zuu Denise Sida laga soo xigtay kooxda, magacooda macnaheedu waa in, "Qof kastaa wuxuu leeyahay nambar sir ah (sida erayga sirta), kaas oo inta badan ah dhalashada, sannad-guurada, ama nambaro kale oo gaar ah. Waxaan rabnaa inaan macno gaar ah u hayno dadweynaha. Summadayada waxa loo qaabeeyey sida sanduuqa sirta ah ee shanta xiddigood leh, oo ka dhigan shantayada". "Kim Mi-ji (Maajo 19, 2020). ""신인상 목표"...시크릿넘버, BTS 작곡가 '버프' 받고 '글로벌 걸그룹' 데뷔 정조준[종합]".