Film Partners Production Company, Toho Pictures, Inc., a Toho Co., Ltd. ; produced by Kodansha Ltd. ; directed by Shinji Higuchi ; screenplay by Yusuke Watanabe, Tomohiro Machiyama
Studio Ghibli, Nippon Television Network, Dentsu, Hakuhodo Dymp, Mitsubishi and Toho present ; screenplay written by Goro Miyazaki, Keiko Niwa ; produced by Toshio Suzuki ; directed by Goro Miyazaki
Columbia Pictures Corporation presents ; a Toho production ; produced by Tomoyuki Tanaka ; screenplay by Shinichi Sekizawa ; directed by Inoshiro Honda