| Track Name | Track Artist | Album Artist | Album Name | Official Purchase/Artist Link | Album Genre | Source Track(s) |
|---|---|---|---|---|---|---|
| Time Line | R/K Project | R／K Project | Time Line | Link | 月時計 ～ ルナ・ダイアル; フラワリングナイト | |
| 蒼天月下-Remix- | keeth | R／K Project | Time Line | Link | Original? | |
| Towards Dream | R/K Project | R／K Project | Time Line | Link | 風神少女(Short Version) | |
| Invisible Order | R/K Project | R／K Project | Time Line | Link | 狂気の瞳 ～ Invisible Full Moon |