| Banzai | |
| Cover: | Banzai (B'z single - cover art).jpg |
| Type: | single |
| Artist: | B'z |
| Released: | May 5, 2004 |
| Genre: | Hard rock |
| Label: | Vermillion Records |
| Producer: | Tak Matsumoto |
| Prev Title: | 'Yasei no Energy' |
| Prev Year: | 2003 |
| Next Title: | 'Arigato' |
| Next Year: | 2004 |
"Banzai" is the thirty-sixth single by B'z, released on May 5, 2004. This song is one of B'z many number-one singles in Oricon charts.