Proof / no vain is the second single by MELL.
Single Information[]
Proof was used as the first ending theme for the anime Hayate no Gotoku!.
- All Lyrics: MELL
- All Composition/Arrangement: Takase Kazuya
Tracklist[]
CD[]
- Proof
- no vain
- Proof -instrumental-
- no vain -instrumental-
Limited Edition DVD[]
- no vain Promotion Video