9mm Parabellum Bullet (キューミリ・パラベラム・バレット, Kyūmiri Paraberamu Baretto) is a Japanese rock band, formed in March 2004 in Yokohama. It consists of vocalist and rhythm guitarist Takuro Sugawara, guitarist and backing vocalist Yoshimitsu Taki, bassist Kazuhiko Nakamura, and drummer Chihiro Kamijo, who came up with the band's name. Piano pieces included in some songs are performed by Taki, while the characteristic shouts are provided by Nakamura.