Kumiko, The Treasure Hunter Original Soundtrack Recording
| Composed by | The Octopus Project |
| Published by | Robot High School |
| Release type | Film Score - Official Release |
| Format | 1 Digital - 18 tracks |
| Release date | March 10, 2015 |
| Duration | 00:39:36 |
| Genres |
| 1 | Into the Cave/Main TitleThe Octopus Project | 02:43 |  |
| 2 | LibraryThe Octopus Project | 01:28 | |
| 3 | CafeThe Octopus Project | 01:17 | |
| 4 | SolitudeThe Octopus Project | 03:03 | |
| 5 | SubwayThe Octopus Project | 01:49 | |
| 6 | BunzoThe Octopus Project | 02:24 | |
| 7 | MichiThe Octopus Project | 00:37 | |
| 8 | AirportThe Octopus Project | 02:38 | |
| 9 | Diner WalkThe Octopus Project | 03:25 | |
| 10 | Hotel CloakThe Octopus Project | 02:53 | |
| 11 | A PlanThe Octopus Project | 02:02 | |
| 12 | Wrong IdeaThe Octopus Project | 01:50 | |
| 13 | Where Are You Going?The Octopus Project | 02:59 | |
| 14 | IceThe Octopus Project | 03:00 | |
| 15 | SnowstormThe Octopus Project | 01:49 | |
| 16 | Forest MorningThe Octopus Project | 02:14 | |
| 17 | A DiscoveryThe Octopus Project | 01:56 | |
| 18 | Main Title (Reprise)The Octopus Project | 01:29 | |
