Kaibutsu Original Soundtrack
| Published by | WOWOW Entertainment, Inc., TuneCore Japan |
| Release type | Game Soundtrack - Official Release |
| Format | 1 Digital - 24 tracks |
| Release date | August 02, 2025 |
| Genres |
| 1 | Kaibutsu - Main Theme - | ||
| 2 | Under the Skin | ||
| 3 | Shades of Void | ||
| 4 | In Shadows We Fall | ||
| 5 | Connecting the Dots | ||
| 6 | The Monsters Within | ||
| 7 | Encroaching Evil | ||
| 8 | Hidden Sins | ||
| 9 | Empty Light | ||
| 10 | Yubi - Unknown Hands - | ||
| 11 | Through Gritted Teeth | ||
| 12 | Days Drifting By | ||
| 13 | Something Isn't Right | ||
| 14 | Kaibutsu - Rage - | ||
| 15 | Touch No More | ||
| 16 | Grime and Punishment | ||
| 17 | The Voice in the Dark | ||
| 18 | Mind Behind the Crime | ||
| 19 | A Sense of Urgency | ||
| 20 | On the Case | ||
| 21 | Into the Darkness | ||
| 22 | Interrogators | ||
| 23 | Outta Time | ||
| 24 | Echoes of Doubt |
