Lily Chou-Chou (リリイ シュシュ, Rirī Shushu) is a Japanese band that debuted in 2000. Initially a fictional band that produced music for the 2001 Shunji Iwai film All About Lily Chou-Chou, the group later reformed in 2010 for the 10th anniversary of the film. Lily Chou-Chou is not a person, but a fictional character.