The film is the upcoming sequel to the Demon Slayer: Kimetsu no Yaiba television anime series.
Funimation and Aniplex of America announced at their New York Comic Con Metaverse panel for the Demon Slayer: Kimetsu no Yaiba series on Friday that they will screen the Demon Slayer – Kimetsu no Yaiba – The Movie: Mugen Train (Kimetsu no Yaiba: Mugen Ressha-Hen) film in theaters in North America in early 2021.
Gotouge’s Demon Slayer: Kimetsu no Yaiba manga inspired a television anime that premiered in April 2019, and aired its 26th and final episode in September 2019.
Aniplex of America shipped the anime’s first limited-edition Blu-ray Disc volume, which includes the first 13 episodes, on June 30.