Born ‘Krisna Ruby’, 51dji (21) is a Jakarta-based hip-hop artist affiliated with Ariel Nayaka’s Preachja Records. Started making music in 2018, 51dji introduced the sound of his family named “Fiend Gang” by releasing “Don Jon” which produced by Boyboujee with Rafkyboy as one of the Fiend members. It was all just for fun back in the days, like, make music just for the homies to listen to.