| Track Name | Track Artist | Album Artist | Album Name | Official Purchase/Artist Link | Album Genre | Source Track(s) |
|---|---|---|---|---|---|---|
| ε-δ | pokkero | The Perfect Insiders | id est | Link | Rock | 無間の鐘 ～ Infinite Nightmare |
| my heartful phantasy | pokkero | The Perfect Insiders | id est | Link | Rock | ハートフェルトファンシー |
| representation of affective memory | pokkero | The Perfect Insiders | id est | Link | Rock | 少女さとり ～ 3rd eye |