| Shichiten Hakki Shijou Shugi! | |
| Cover: | Shichitenhakki.jpg |
| Type: | single |
| Artist: | Kotoko |
| Album: | Epsilon no Fune |
| B-Side: | Scene |
| Released: | October 17, 2007 |
| Genre: | J-pop |
| Length: | 18:47 |
| Label: | Geneon |
| Producer: | I've Sound |
| Prev Title: | Hayate no Gotoku! |
| Prev Year: | 2007 |
| Next Title: | Real Onigokko |
| Next Year: | 2007 |
is Kotoko's ninth single, produced by I've Sound under the Geneon Entertainment label. The title track was used as the second opening theme for the anime series Hayate no Gotoku, episodes 27–52. It peaked at the #8 position in the Oricon charts and sold a total of 15,749 copies for two weeks.[1] As of November 26, 2007, it has sold a total of 28,619 copies.
Composition: C.G mix
Arrangement: C.G mix
Lyrics: Kotoko
Composition: Kazuya Takase
Arrangement: Kazuya Takase
Lyrics: Kotoko