Double Single YJ 1, M.O.M Lyrics by 구본겸 , Skengdo Composed by T₩OTUK Arranged by T₩OTUK Mixed by 송호성 (@1474sound),T₩OTUK 2,YJ(title) Lyrics by NSW yoon Composed by T₩OTUK Arranged by T₩OTUK Mixed by NSW yoon, 송호성 (@1474sound),T₩OTUK All tracks Mastered by 송호성 (@1474sound) Album cover by goatkeke