is a 2017 Japanese animated super robot film directed by Junji Shimizu. It serves as a sequel to the Mazinger Z and Great Mazinger anime series. The film takes place 10 years after the events of the original series. The film was produced to commemorate the 45th anniversary of the original Mazinger Z. It premiered worldwide in on October 28, 2017 at the 12th Rome Film Festival, and in Japan on January 13, 2018. Mazinger Z: Infinity also marks Ichiro Mizuki's final theme song contribution prior to his passing on December 12, 2022. Plot Ten years after the end of the war against Dr. Hell and his Mechanical Beasts (the events of Great Mazinger are not mentioned, however Tetsuya Tsurugi and Great Mazinger have a significant role in the film) world lives in an era of peace thanks to the development of photonic energy for peaceful purposes. Mazinger Z's pilot Koji Kabuto has become a distinguished scientist, after his father and grandfather, while Sayaka Yumi is now the director of the Photon Research Institute, after her father, Dr. Yumi, became the Prime Minister of Japan. Great Mazinger's pilot Tetsuya Tsurugi is still in the military and married to Jun Hono, who's expecting their first child. Koji's younger brother Shiro is also a military mecha pilot. While constructing the institute's new building, they find an enormous robot buried beneath Mt. Fuji, which they codename Infinity. When Koji comes to investigate, a girl emerges from the inside. Lisa is the robot's main control unit, a 91% organic AI with feelings. Shortly before, the presumed dead Dr. Hell attacks the institute with new Mechanical Beasts, as well as his henchmen Baron Ashura and Count Brocken, and steals the Infinity, using a captured Tetsuya and Great Mazinger as improvised activation key, since he was unable to get Lisa. Lisa reveals that the final power of the Infinity is the Goragon, the ability to exchange their universe with another, by causing a forced quantum overlapping. Dr. Hell plans to use it, as he believes this world is not worth existing. Dr. Nossori and Dr. Sewashi use a giant photonic energy 3D Printer to repair and upgrade the original Mazinger Z (which was hidden at the old Photon Research Institute). Koji and Lisa, in the refurbished Mazinger Z, infiltrate the invaded Photon Institute, battling the Mechanical Beasts inside. After defeating Baron Ashura and Count Brocken, Mazinger