The fourth and final season of the Attack on Titan anime television series, subtitled Attack on Titan: The Final Season, was produced by MAPPA, chief directed by Jun Shishido, and directed by Yuichiro Hayashi, replacing Tetsurō Araki and Masashi Koizuka, respectively. Scriptwriter Hiroshi Seko fully took over the series composition from Yasuko Kobayashi, and Tomohiro Kishi replaced Kyōji Asano as character designer due to the series switching production studios. The season covers the "Marley" (chapters 91–106) and "War for Paradis" (chapters 107–139) arcs from the original manga by Hajime Isayama