| Track Name | Track Artist | Album Artist | Album Name | Official Purchase/Artist Link | Album Genre | Source Track(s) |
|---|---|---|---|---|---|---|
| Prey ～ instrument Ver | 秋時 | A-HEAD | Crimson Devil's Residence | Link | 上海紅茶館 ～ Chinese Tea | |
| Unlock | 秋時 | A-HEAD | Crimson Devil's Residence | Link | ラクトガール ～ 少女密室 | |
| Murder Dolls | 秋時 | A-HEAD | Crimson Devil's Residence | Link | 月時計 ～ ルナ・ダイアル | |
| Great White Way | 秋時 | A-HEAD | Crimson Devil's Residence | Link | 亡き王女の為のセプテット |