Roujin Z (老人Z, Rōjin Zetto, lit. "Old Man Z") is a 1991 Japanese animated science fiction action thriller film directed by Hiroyuki Kitakubo and written by Katsuhiro Otomo. The animation for Roujin Z was produced by A.P.P.P. in association with other companies including Movic, Sony Music Entertainment Japan, Aniplex and TV Asahi.