Back Number

Back Number (バックナンバー; Bakku Nambā) is a Japanese rock power trio formed in 2004. The band consists of Iyori Shimizu (lead vocals, guitar), Kazuya Kojima (bass guitar, backing vocals), and Hisashi Kurihara (drums, percussion). The group signed to independent record label Idolsmith Recordings in 2009 and released their debut EP Nogashita Sakana (逃した魚, Fish Set Free) (2009) and studio album Ato no Matsuri (あとのまつり, Too Late) (2010). They signed to Universal Sigma in 2011.