Demon Slayer: Kimetsu no Yaiba - Mugen Castle Arc Chapter 1: Akaza's Return Theatergoers' bonus. • 1st Edition: Koyoharu Gotouge (Original Author) Illustration Special Art Stand • Postcard: Zenitsu Agatsuma, Genya Shinazugawa Unopened. Stored at home after receiving it at the movie theater. Please understand that this is stored by a private individual, and purchase accordingly.