The 2007 animated film (Japanese: Piano no Mori ) is a coming-of-age drama that centers on the friendship and rivalry between two boys from vastly different backgrounds who are connected by their love for the piano. Produced by studio Madhouse and directed by Masayuki Kojima , the film is an adaptation of the manga by Makoto Isshiki. Key Features and Plot The Piano Forest (2007) - Letterboxd