| Track Name | Track Artist | Album Artist | Album Name | Official Purchase/Artist Link | Album Genre | Source Track(s) |
|---|---|---|---|---|---|---|
| This is what I only hear | Scythe-Dee | Digital Sound Project | ぐるうみんぐ | Not Available | もう歌しか聞こえない | |
| Coccinella | Scythe-Dee | Digital Sound Project | マモルモノ | Not Available | 明治十七年の上海アリス | |
| Dr.Hartmann's Ghost Girl Ate Dr.Hartmann | Scythe-Dee | Digital Sound Project | 愛瞳 ‐アイドゥ‐ | Not Available | ハルトマンの妖怪少女 |