The tenth and eleventh episodes of the "Yukaku Arc", in which Tanjiro, the Sound Pillar, Tengen Uzui and others fought fiercely with the Upper Six, Princess Aya and Gitarou, were shown in theaters for the first time. The first episode of the "Swordsmith Village Arc", in which they encountered the Mist Pillar, Muichiro Tokitoshi, and the Love Pillar, Mitsuri Kanroji, at a new mission location, was also released, as well as the Upper Six demons gathering in the "Infinite Castle".