The Sky Crawlers is a 2008 Japanese adult animated war film, directed by Mamoru Oshii. It is an adaptation of Hiroshi Mori's novel of the same name. It was released across Japanese theatres by Warner Bros. Japan on August 2, 2008. Animated by Production I.G, the film was written by Chihiro Itō, featuring character designs by Tetsuya Nishio and music by Kenji Kawai. The 3D CG animation for the movie was produced by the Polygon Pictures studio, who also produced the 3D CG for Oshii's previous film Ghost in the Shell 2: Innocence.