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The Secret World of Arrietty, a 2010 Japanese animated fantasy film, features a musical score composed by Joe Hisaishi. The film follows the adventures of Arrietty, a tiny girl who lives in the walls of a human house. Hisaishi's score captures the film's whimsical and heartwarming tone, with a blend of orchestral and electronic elements. The music enhances the film's themes of friendship, family, and the power of imagination.