| Name | Artist | type | Label | Language | firstreleasedate | Average Rating | Type | Review |
|---|---|---|---|---|---|---|---|---|
| Kirei na Senritsu | KOTOKO | Single | - | Japanese | // | 0.0 | Pseudo-Release | 0 |
| きれいな旋律 | KOTOKO | Single | - | Japanese | // | 0.0 | Official | 0 |
| きれいな旋律 | KOTOKO | Single | Geneon | Japanese | 2007/3/7 | 0.0 | Official | 0 |
| きれいな旋律初回限定盤 | KOTOKO | Single | Geneon | Japanese | 2007/3/7 | 0.0 | Official | 0 |