Appears on releases
| # | Title | Length | Track artist | Release title | Country/Date | ||||
|---|---|---|---|---|---|---|---|---|---|
| Official | |||||||||
| 1.4 | E.S.P. | 3:31 | 少年ナイフ | Brand New Knife |
| ||||
| 1.4 | E.S.P. | 3:31 | Shonen Knife | Brand New Knife |
| ||||
| 1.4 | E.S.P. | 3:31 | Shonen Knife | Brand New Knife |
| ||||
| Promotion | |||||||||
| 1.17 | ESP | 3:32 | 少年ナイフ | VirtuallyAlternative 77 |
| ||||