DRAINUS Original Soundtrack
| Composed by | peposoft |
| Published by | WSS playground, Playism |
| Release type | Game Soundtrack - Official Release |
| Format | 1 Digital - 16 tracks |
| Release date | May 22, 2022 |
| Genres |
| 1 | DRAINUS | ||
| 2 | Preparing for the Attack | ||
| 3 | Training | ||
| 4 | Determination -STAGE 1- | ||
| 5 | KHAOS | ||
| 6 | Results | ||
| 7 | Pursuit -STAGE 2- | ||
| 8 | Infiltration -STAGE 3- | ||
| 9 | Fragments of a Thought | ||
| 10 | Showdown -STAGE 4- | ||
| 11 | Void -STAGE 5- | ||
| 12 | Final Sequence -STAGE 6- | ||
| 13 | Parting Ways | ||
| 14 | Izumo's Theme | ||
| 15 | The End of KHAOS | ||
| 16 | Layla's Theme |
