FUNimation Entertainment has announced that is will be releasing the Demon Slayer -Kimetsu no Yaiba- The Movie: Mugen Train anime film on Blu-ray in December 2021. The company will release the standard edition of the film on Blu-ray (with English subtitles and English dub) in the United States and Canada on December 21, 2021.
FUNimation also announced that Aniplex of America will be releasing a limited edition of the film on Blu-ray on the same day.
Demon Slayer -Kimetsu no Yaiba- The Movie: Mugen Train follows the events of the television anime series as Tanjiro, Nezuko, Inosuke and Zenitsu, joined by the Flame Hashira Rengoku, uncover the mystery of the Mugen Train and save its passengers from a deadly demon.
Source: FUNimation Entertainment