Coboy Junior were an Indonesian pop boy band established on 23 July 2011.This band consists of four members: Aldi, Babas, Rizky, and Iqbaal.Their fans are known by the nickname Comate (Coboy Junior Mate). In February 2014 Bastian left Coboy Junior, and the band was renamed CJR.The band disbanded on 2 December 2017.