Shiawase Kanako no Koroshiya Seikatsu Original Soundtrack
| Published by | DMM.com |
| Release type | Game Soundtrack - Official Release |
| Format | 1 Digital - 41 tracks |
| Release date | July 28, 2025 |
| Genres |
Composer
Yukari Hashimoto (01,02,04,05,07,10,13,17~22,27~29,32,34,35,38,41)
Shuhei Mutsuki (03,06,08,09,11,12,14,16,23~26,30,31,33,36,37,39,40)
Tetsuya Shitara (15)
Vocals
AIJ (30)
NIKIIE (37)
Yukari Hashimoto (01,02,04,05,07,10,13,17~22,27~29,32,34,35,38,41)
Shuhei Mutsuki (03,06,08,09,11,12,14,16,23~26,30,31,33,36,37,39,40)
Tetsuya Shitara (15)
Vocals
AIJ (30)
NIKIIE (37)
| 1 | Can't Be Ordinary | ||
| 2 | Give It Up | ||
| 3 | The Other Side of Society | ||
| 4 | Uso-Uso-Uso-Uso Kotsumekawauso!? | ||
| 5 | Happy Kanako | ||
| 6 | The Interrogation Room | ||
| 7 | First Time Praised | ||
| 8 | Silent Prep | ||
| 9 | Hitwoman Kanako | ||
| 10 | Conversations with Mom | ||
| 11 | Ever Heard of "K"? | ||
| 12 | I Could Kill | ||
| 13 | Doki-Doki-Doki-Doki Supponmodoki | ||
| 14 | Crossfire | ||
| 15 | The Kill Force: Todomenja | ||
| 16 | Rotten Society | ||
| 17 | Lost in Thought | ||
| 18 | Inner Turmoil | ||
| 19 | Heavyhearted | ||
| 20 | Got Too Hyped!! | ||
| 21 | Restless | ||
| 22 | Breaking the Trauma | ||
| 23 | Hitwoman's Life | ||
| 24 | Under Investigation | ||
| 25 | The Yakuza Way | ||
| 26 | Killa | ||
| 27 | Kanako's Routine | ||
| 28 | Yacchiitaa!! | ||
| 29 | Someone's Embrace | ||
| 30 | In Training | ||
| 31 | Awaken Me | ||
| 32 | Word Chain | ||
| 33 | Hitman Hosomi | ||
| 34 | Hometown Echoes | ||
| 35 | Where Is My Joy? | ||
| 36 | The Ambush | ||
| 37 | GOKIGEN~In a Good Mood~ | ||
| 38 | Downfall | ||
| 39 | Silver Falls | ||
| 40 | My Kind of Happiness | ||
| 41 | To Brighter Days |
