Based on the light novel Toshokan Sensō by Arikawa Hiro. Originally released as motion picture in 2013. Title from disc label and credits from [IMDb]. Board of Film Censors, Singapore: PG13. Director, Shinsuke Sato ; writer, Hiro Arikawa (based on the novel by), screenwirter, Akiko Nogi ; producer,Tamako Tsujimoto ; music, Yû Takami ; director of photography, Taro Kawazu ; film editor, Tsuyoshi Imai. Jun'ichi Okada, Nana Eikura, Chiaki Kuriyama, Tanaka Kei, Fukushi Sōta. In Japanese with optional subtitles in English and both simplified and traditional Chinese.