'joon choi' [So Light] 작사 : AP, BJ 작곡 : joon choi 편곡 : joon choi, AP, BJ [Credit] Produced by joon choi Lyrics/Vocal by AP, BJ Keyboard by joon choi Organ by joon choi String by joon choi Bass by joon choi Drum by joon choi FX by joon choi Recorded by joon choi Mixed by AP, joon choi Mastered by 장태인@IH_sound