add9 [Spring With You] [Credits] Composed by add9 Lyrics by add9 Arranged by add9 Guitar by add9 Bass by add9 Piano by add9 Synth by add9 Chorus by add9 Mixed by add9 Mastered by Seongyong Yun 음원의 보컬은 AI보이스를 활용하여 제작된 음원입니다.