A crowd of rebellion is a Japanese alternative metal and screamo band formed in 2007 in Niigata. Known for their dual-vocal style, the band combines heavy instrumentals with emotional, introspective lyrics, making them a notable presence in Japan’s metal and hardcore scene. The current lineup includes vocalists Daisaku Miyata (screams) and Ryosuke Kobayashi (clean vocals, guitar), guitarist Baku Maruyama, bassist Keisuke Nakaoka, and drummer Gaku Kondo. The band’s sound integrates elements of metalcore, post-hardcore, and screamo.