| "Proof/No Vain" | ||||
|---|---|---|---|---|
 | ||||
| Single byMell | ||||
| Released | May 30, 2007 | |||
| Recorded | 2007 | |||
| Genre | J-Pop | |||
| Length | 23:06 | |||
| Label | Geneon | |||
| Songwriter(s) | Mell, Kazuya Takase (both songs) | |||
| Producer(s) | I've Sound | |||
| Mell singles chronology | ||||
| ||||
"Proof/No Vain" isMell's second single underGeneon Entertainment. "Proof" was used as the first ending theme for the anime seriesHayate no Gotoku!. The single reached number 18 in the Oricon charts and sold a total of 13,000 copies.[1]
| No. | Title | Lyrics | Music | Length |
|---|---|---|---|---|
| 1. | "Proof" | Mell | Kazuya Takase | 5:33 |
| 2. | "no vain" | Mell | Kazuya Takase | 6:00 |
| 3. | "Proof -Instrumental-" | 5:33 | ||
| 4. | "no vain -Instrumental-" | 5:58 | ||
| Total length: | 23:04 | |||
