『この世界で』... Credits Credits Executive Producer / 스튜디오질풍,JINEEX,Blackhouse Music Producer / Blackhouse Composer / 송양하,김재현 Lyrics / 이중형,이승현,김찬균(withB),서준범(withB), Arranged / 송양하,김재현,이은혜 Piano / 김재현 Drum / 김재현 Bass / 진현교 Guitar / 홍두영 String Arranged / 장석원,20oz String / 융스트링 Recording / 김태현@M-Lab,이찬미@Seoulstudio Digital Editing / 이찬미@Seoulstudio Mixed / 정기홍@서울스튜디오 Mastering / 권남우@821Sound Album Cover Design / 스튜디오질풍