| Track Name | Track Artist | Album Artist | Album Name | Official Purchase/Artist Link | Album Genre | Source Track(s) |
|---|---|---|---|---|---|---|
| Ghost Return to Underground | River Mist | River Mist | Ghost Return to Underground EP | Link | 幽雅に咲かせ、墨染の桜 ～ Border of Life | |
| Bloody Bloody Fullmoon | River Mist | River Mist | Ghost Return to Underground EP | Link | ほおずきみたいに紅い魂 | |
| R.E.D. | River Mist | River Mist | Ghost Return to Underground EP | Link | 紅楼 ～ Eastern Dream... | |
| alone | River Mist | River Mist | Ghost Return to Underground EP | Link | 感情の摩天楼 ～ Cosmic Mind |