1% (원퍼센트) [이 여름, 너와 나]더워01. 이 여름, 너와 나작사 : 9999작곡 : 9999편곡 : 9999Composed by 9999Lyrics by 9999Arranged by 9999Keyboard by 9999Guitar by 김기림Bass by 9999Drum by 9999Chorus by 9999, HWA.BRecorded by 9999 at OnePercent SpaceMixed by 9999 at OnePercent SpaceMastered by 9999 at OnePercent Space02. 이 여름, 너와 나 (Inst.)작곡 : 9999편곡 : 9999Composed by 9999Arranged by 9999Keyboard by 9999Guitar by 김기림Bass by 9999Drum by 9999Mixed by 9999 at OnePercent SpaceMastered by 9999 at OnePercent SpaceExecutive Producer BIG Rhymer for BRANDNEW MUSICProducer 9999Project Director 최수리Marketing Planning 김은지Marketing & Fan Management 김소희, 조주연, 김은솔, 서승혜, 이도영, 유혜미A&R Director 배이삭A&R 최혜진, 우서형, 이희주, 이관우, 김소정Content Production 정민지, 장서경, 장민영Promotion & Artist Management Director 남서우Chief Artist Manager 이진규Artist Management 권영국, 최승환, 윤다빈, 이준혁, 최준호, 박현우, 이윤희, 채민지Media Planning 정민규Merchandise Business 주창우, 이민정Administration Director 김형욱Administration & Accounting 김세민, 박광숙, 김선주Music Production Coordinator 마스터키, 원영헌, 동네형, 9999, 태완, DJ Juice, nomad, On the road, yellow willowRecording Engineer 9999 at OnePercent SpaceMixing Engineer 9999 at OnePercent SpaceMastering Engineer 9999 at OnePercent SpaceArt Direction & Design 강승희Presented by BRANDNEW MUSIC, With Good People