| Track Name | Track Artist | Album Artist | Album Name | Official Purchase/Artist Link | Album Genre | Source Track(s) |
|---|---|---|---|---|---|---|
| The answer is 9 | ひろ太 | ノーストリリア | The answer is 9 | Link | Rock | おてんば恋娘 |
| 見上げる先は天高く | ひろ太 | ノーストリリア | The answer is 9 | Link | Rock | Original? |
| 月影の煙 | ひろ太 | ノーストリリア | The answer is 9 | Link | Rock | 千年幻想郷 ～ History of the Moon |