The opening theme song for the new "Demon Slayer: Kimetsu no Yaiba" TV anime "TV Anime Demon Slayer: Kimetsu no Yaiba: Hashira Training arc" has been decided to be "Mugen", a collaboration song between "MY FIRST STORY" and HYDE. The theater screening project "World Tour Screening of Demon Slayer: Kimetsu no Yaiba Miracle of bonds , And then to Hashira Training" has started on February 2nd in which the first episode of "Hashira Training arc" will be screened in advance. The opening theme song has been announced.
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"Hashira Training Arc" is a story that continues from the previous work "Swordsmith Village arc". And features Hashira, the highest-ranking swordsman of Demon Slaying Corps. The story depicts "Hashira training" in preparation for the decisive battle with Kibutsuji Muzan, his archenemy. It will be broadcast on Fuji TV starting this spring. The first episode is a 1 hour special.