All About Lily Chou-Chou - Cast

Cast

• Shugo Oshinari as Shusuke Hoshino (星野修介 Hoshino Shusuke), the best student in school who, after a trip to Okinawa, becomes a bully.
• Hayato Ichihara as Yuichi Hasumi (蓮見雄一 Hasumi Yūichi), Hoshino's former friend who becomes a reluctant member of his gang and will later on be bullied by Hoshino. Yuichi is the leading character in the movie. He admins an online Lily Chou-Chou BBS and is a great fan of the singer.
• Ayumi Ito as Yoko Kuno (久野陽子 Kuno Yōko), a classmate of Yuichi's. A brilliant pianist, she is the envy of a clique of powerful girls, and therefore is also bullied. She is raped by Hoshino's gang and cuts off her hair as a way of avoiding Shiori Tsuda's fate.
• Yû Aoi as Shiori Tsuda (津田詩織 Tsuda Shiori), a classmate of Yuichi who gets blackmailed into enjo kōsai by Hoshino. Yuichi befriends her later on, and introduces her to Lily's music. Near the end of the movie she takes her life.
• Yuki Ito as Kamino, one of the boys in the blue school uniforms at the train station when Kuno is introduced.
• Izumi Inamori as Izumi Hoshino (星野いずみ Hoshino Izumi), Hoshino's mother. It is unknown if she is single. She loves her son very much and welcomes Yuichi with open arms during a junior high sleepover at the Hoshino household. A classmate of Yuichi suggests that this is done to ensure that Yuichi will enjoy being Hoshino's friend.
• Salyu as Lily Chou-Chou, the enigmatic and ethereal singer that Yuichi, Tsuda and others in the film are fans of. She is hardly seen in the film, except on a video screen near the story's end, but her music is heard throughout the movie. She is said by her fans to channel what is called "the Ether", which is not unlike the invisible substance once thought by ancient philosophers to be the field that light travels through. This "ether" can be heard in the calm, melancholy songs she sings.