C: Chungha
U: ??
T: The Boyz
I: idle
E: EXO
B: Babymonster
O: One Or Eight
O: Omega X
I do not know any that start wit the letter u
U: ??
T: The Boyz
I: idle
E: EXO
B: Babymonster
O: One Or Eight
O: Omega X
I do not know any that start wit the letter u