Album "PROTOTYPE RESEARCH #0063 Pre-release 《One,two》 01. One,two (Feat. Punch) Lyrics by 김승민, 김민재 Composed by 김승민, 김민재, chanjuicy, basecamp Arranged by basecamp Piano by Johnny Drum by Johnny Guitar by 욱진 Bass by 욱진 Mixed by 오형석 @Titan Studio Mastered by 권남우 @82_1 Sound