| Track Name | Track Artist | Album Artist | Album Name | Official Purchase/Artist Link | Album Genre | Source Track(s) |
|---|---|---|---|---|---|---|
| One and Others | Nissy | circle-rw | Undefined Tunes | Link | 小さな欲望の星空 | |
| Sternbild | wakana | circle-rw | Undefined Tunes | Link | 竹取飛翔 ～ Lunatic Princess | |
| WhirlWind | wakana | circle-rw | Undefined Tunes | Link | ルーネイトエルフ | |
| Monocerotis | wakana | circle-rw | Undefined Tunes | Link | 人形裁判 ～ 人の形弄びし少女 | |
| KeyLogger Girl | 和泉幸奇 | circle-rw | Undefined Tunes | Link | ラクトガール ～ 少女密室 |