Amazon Japan and other retailers are listing an Attack on Titan novel titled Lost Girls , which will ship on December 9 from Kodansha Comics Deluxe. Hiroshi Seko , who worked on the script for several of the Attack on Titan anime episodes, will write the novel. Hajime Isayama is listed as the original creator and the Attack on Titan Production Committee is collaborating.

The listing does not have any story details yet, but the cover features Annie and Mikasa with the taglines "Lost in the cruel world/Wall Sina, Goodbye/Lost Girls."