보라 - Unforgettable [digital single] (2020) by 보라 (보컬) on maniadb.com

Producer : 김도훈
작사 : 황성진, Nayah
Executive Producer : NEW C.C.C. 최희영
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Producer - 김도훈
Compose - 김도훈
Lyrics - 황성진, Nayah
Arrangement - 이석주, 김도훈
Piano & String - 권석홍, 조이진
Guitar - 정재필
Midi Programming, Drum, & Bass - 이상호
Mixing - 고승욱
Mastering - 최효영
M/V - 안재현
Design By - Kelly Kim
Print By - todayart 조성태
Co-producer - 조정연 
Executive Producer - NEW C.C.C. 최희영