첫사랑 - K-909 : Dolphin [digital single] (2023) by 첫사랑 (보컬) on maniadb.com

Performed by 첫사랑 1기 (2020)
- 수아(SUA) : 보컬
- 금희(GEUMHEE) : 보컬
- 시현(SIHYEON) : 보컬
- 서연(SEOYEON) : 보컬
- 유나(YUNA) : 보컬, 보컬
- 예함(YEHAM) : 보컬

작사 : 서정아
작곡 : Ryan S. Jhun, Celine Svanback, Chloe Latimer, Jeppe London, Lauritz Christiansen
편곡 : PiRi BOi(FAB), 한혜지(FAB)
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Lyrics by 서정아
Composed by Ryan S. Jhun, Celine Svanback, Chloe Latimer, Jeppe London, Lauritz Christiansen
Arranged by PiRi BOi(FAB), 한혜지(FAB)

Chorus by 한혜지(FAB)
Vocal Directed by 한혜지(FAB)
Recorded by PiRi BOi(FAB) @ FAB STUDIO
All Digital Edited by PiRi BOi(FAB) @ FAB STUDIO
Mixed by PiRi BOi(FAB) @ FAB STUDIO
Master by 권남우 @ 821 Sound Mastering

Publisher Agent : Major7 E&M

발매사 : YG PLUS
기획사 : 스튜디오잼