Demon Slayer -Kimetsu no Yaiba- The Movie: Mugen Train continues its steamrolling of the worldwide box office, being only the third anime film ever to break the US$40 million box office barrier, the highest-grossing film in South Korea for 2021, and even increased in its 31st weekend in theaters in Japan, with only one other film in modern records to even be on its 31st week in Japanese cinemas and stay in the top 10.
Demon Slayer -Kimetsu no Yaiba- The Movie: Mugen Train opened in Japanese cinemas on October 16 and had the best opening weekend in Japanese cinema history, becoming the highest-grossing film in Japanese theaters ever, the highest-grossing anime and Japanese film worldwide, and the second-highest-grossing film of 2020.
Worldwide, Demon Slayer: Mugen Train has made US$469.5 million (51.9 billion yen) in 20 regions.