| Track Name | Track Artist | Album Artist | Album Name | Official Purchase/Artist Link | Album Genre | Source Track(s) |
|---|---|---|---|---|---|---|
| Northeast Nostalgia | GCHM | GET IN THE RING | "Activity" Case：4.5 -Northeast Nostalgia- | Not Available | 未知の花 魅知の旅 | |
| Northeast Nostalgia(Inst.) | GCHM | GET IN THE RING | "Activity" Case：4.5 -Northeast Nostalgia- | Not Available | 未知の花 魅知の旅 |