M-01
Vocals: Sumire Yaotome (CV: Yui Ninomiya), Momo Momose (CV: Chinatsu Hirose), Himari Asahina (CV: Kasumi Taguchi), Yuri Amabane (CV: Ayaka Ohashi), Ruri Kazamatsuri (CV: Azusa Tadokoro)
Composer: Hirotaka Hayakawa
Arranger: Akinori Handa
Lyricist: Shogo
Piano: Akinori Handa
Guitar: Shota Miyoshi
Drums: Wataru Tanaka
Percussion: Minoru Uchida
Trumpet: Taihei Awaji
Alto Sax: Shiori Tanabe
Tenor Sax: Shiori Tanabe
Trombone: Ayaka Harada
Contrabass: Toshiyuki Tanahashi
Recording Engineer: Masahiro Shimbo, Naofumi Momota
Mixing Engineer: Masahiro Shimbo
Mastering Engineer: Shota Miyoshi
Sound Produce: Hirotaka Hayakawa
M-02
"Into the Dream"
Vocals: Sumire Yaotome (CV: Yui Ninomiya)
Composer: Hirotaka Hayakawa
Arranger: Akinori Handa
Lyricist: Shogo
"Aroma"
Vocals: Momo Momose (CV: Chinatsu Hirose)
Composer: Akinori Handa
Arranger: Akinori Handa
Lyricist: Shogo
"SweetButter"
Vocals: Himari Asahina (CV: Kasumi Taguchi)
Composer: Akinori Handa
Arranger: Akinori Handa
Lyricist: Shogo
"Silver Melody"
Vocals: Yuri Amabane (CV: Ayaka Ohashi)
Composer: Akinori Handa
Arranger: Akinori Handa
Lyricist: Shogo
"cycle"
Vocals: Ruri Kazamatsuri (CV: Azusa Tadokoro)
Composer: Hirotaka Hayakawa
Arranger: Hirotaka Hayakawa
Lyricist: Shogo
Comment: Hirotaka Hayakawa, Aki Isumi
Liner Notes: Hirotaka Hayakawa
Enclosed with the swing, sing FIRST OWNERS GUIDE BOOK distributed free of charge at the ISARIBI booth during AnimeJapan2022.
Над альбомом работал дуэт композиторов: Akinori Handa (DEN-ON-BU) и Hirotaka Hayakawa (DEN-ON-BU, Kind of Harmony [Limited Edition]), а его релиз состоялся 26 марта 2022 года. На саундтрек попало 10 композиций общей длительностью около 55 минут. Подборка является компиляцией оригинальной музыки. Выпуском пластинки занимался лейбл ISARIBI.
CD 1
| 1 | Harmony | 05:39 | |
| 2 | swing, sing Character Songs Crossfade | 03:42 | |
| 3 | Harmony (Drums Stem) | 05:39 | |
| 4 | Harmony (Guitar Stem) | 05:39 | |
| 5 | Harmony (Percussion Stem) | 05:39 | |
| 6 | Harmony (Piano Stem) | 05:39 | |
| 7 | Harmony (Sax Stem) | 05:39 | |
| 8 | Harmony (Trombone Stem) | 05:39 | |
| 9 | Harmony (Trumpet Stem) | 05:39 | |
| 10 | Harmony (Contrabass Stem) | 05:39 | |
