Members: Bobby Kim, X-Large (9), Vicky (60), 에스더, Lee Sang Min, Kim Ji Hyun, Chae Ri-na, Ji Ni, Lee Min-kyung, Eun (2), Hwangbo, Ryeo-won, Eani, Go Young Wook, 고재형

Bros (hangul: 브로스) was a project of 14 singers and rappers led by Lee Sang-min. Comprised of the members of Roo'Ra, Diva, and Chakra, as well as X-Large, Bobby Kim, Esther, and ex-Diva member Ji Ni.

Member breakdown:
From Roo'Ra: Lee Sang-min (이상민), Go Young-wook (고영욱), Kim Ji-hyeon (김지현), Chae Ri-na (채리나)
From Diva: Vicky (비키), Lee Min-kyung (이민경)
From Chakra: Eani (이니), Eun (은), Hwangbo (황보), Ryeo-won (려원)
X-Large: Jae-hyung Ko (고재형)
Bobby Kim (Bobby 김)
Esther (에스더)
Ji Ni (지니)