‘oftn' single album [April][Credits]Produced by oftn01. April (feat. Sonny Zero)Composed by oftn, Sonny ZeroArranged by oftn, SIM2Lyrics by Sonny ZeroGuitar by 장_난Keyboard by SIM2Bass by B.yunMidi Programming by SIM2Mixed & Mastered by 황동찬 @RestonmemoryA&R 신선영Management / ATCM @atcm.krExecutive Producer 정태수