Pre-released at TGS2017
Над альбомом работал дуэт композиторов:
ユキショウヘイ и
Мотоаки Фурукава (
Kukeiha Club,
FM Sound Module Maniax), а его релиз состоялся 27 февраля 2017 года. На саундтрек попало 45 композиций. Подборка является компиляцией оригинальной музыки. Выпуском пластинки занимался лейбл
M's Art.
CD 1
| 1 | Title | | |
| 2 | Opening | | |
| 3 | The Underground City 1 | | |
| 4 | Theme of Gordon | | |
| 5 | Theme of Chubura | | |
| 6 | Theme of Mumyoi | | |
| 7 | The Underground City 2 | | |
| 8 | Theme of Inome | | |
| 9 | The Underground Ocean 1 | | |
| 10 | Theme of Piercarro | | |
| 11 | Theme of Kaldelala | | |
| 12 | Theme of Bernardo | | |
| 13 | The Underground Ocean 2 | | |
| 14 | Theme of Diamante | | |
| 15 | The Underground Forest 1 | | |
| 16 | Theme of Givenchy | | |
| 17 | Theme of Charnel | | |
| 18 | Theme of Galiano | | |
| 19 | The Underground Forest 2 | | |
| 20 | Theme of Trefle | | |
| 21 | The Underground Mountain 1 | | |
| 22 | Theme of Hala & Die | | |
| 23 | Theme of Khukuri | | |
| 24 | The Underground Mountain 1' | | |
| 25 | Theme of Rapier | | |
| 26 | The Underground Mountain 2 | | |
| 27 | Theme of Sabel | | |
CD 2
| 1 | Leonard Tower 1 | | |
| 2 | Theme of Leneomore Bianca Fuller | | |
| 3 | Theme of Kilauea Graveyard | | |
| 4 | Theme of Mitabi Sanyo | | |
| 5 | Leonard Tower 2 | | |
| 6 | Theme of Leonard Grenade 1 | | |
| 7 | Theme of Leonard Grenade 2 | | |
| 8 | Theme of Momoko | | |
| 9 | Ending | | |
| 10 | Game Over | | |
| 11 | Name Entry | | |
| 12 | The Underground Ocean 1 Arrangement | | |
| 13 | Theme of Diamante Arrangement | | |
| 14 | Rejection 1 | | |
| 15 | Rejection 2 | | |
| 16 | Rejection 3 | | |
| 17 | Rejection 4 | | |
| 18 | Rejection 5 | | |
