Tracks
| # | Title | Sung by | |
|---|---|---|---|
| 1 | Extra (video edit) | Ken Ishii | 3:43 |
| 2 | Extra (original) | Ken Ishii | 8:55 |
| 3 | Extra (Luke Slater remix) | Ken Ishii | 6:29 |
| 4 | Extra (Dave Angel remix) | Ken Ishii | 5:54 |
| 5 | Extra (Wagon Christ remix) | Ken Ishii | 8:38 |
Source: MusicBrainz release group 74b4d87d-4e12-3d9f-802e-25a0849e1fc0 (CC0). Cover: Cover Art Archive.