| Track Name | Track Artist | Album Artist | Album Name | Official Purchase/Artist Link | Album Genre | Source Track(s) |
|---|---|---|---|---|---|---|
| Dark of solitude | 裏月 | El Dorado | Near Death HEAVEN | Link | 天空の花の都 | |
| 奏で黒い桜の奏 | 裏月 | El Dorado | Near Death HEAVEN | Link | 幽雅に咲かせ、墨染の桜 ～ Border of Life | |
| KOMACHI -H.S.X.- | 裏月 | El Dorado | Nightmare Nights | Link | 彼岸帰航 ～ Riverside View | |
| 321Rabbit | 裏月 | El Dorado | Nightmare Nights | Link | お宇佐さまの素い幡 | |
| Colorful piano route | 裏月 | El Dorado | Nightmare Nights | Link | 春色小径 ～ Colorful Path |