I Promise You Lyrics by 박근철, DANI Composed by RUNY, IVeR Arranged by RUNY, IVeR Drum IVeR Bass IVeR Piano IVeR Guitar 정재필 Chorus RUNY Recorded by 김광민 @개나리싸운드 Mixed by 강재구 @개나리싸운드 Mastered by 박정언 @HONEY BUTTER STUDIO
A Perfect Day Lyrics by 박근철, 정수민, DANI Composed by 박근철, 정수민 Arranged by 정수민, 박근철 Piano 정수민, 박근철 Guitar 이태욱 Chorus 박근철, 정수민 Recorded by 김광민 @개나리싸운드 Mixed by 홍성준 @개나리싸운드 Mastered by 박정언 @HONEY BUTTER STUDIO