Demon Slayer: Kimetsu no Yaiba Infinity Castle Film Reveals 6th New Key Visual Showcasing Hakuji & Koyuki

Demon Slayer: Kimetsu no Yaiba Infinity Castle Film Unveils 6th New Key Visual Featuring Hakuji & Koyuki
demon slayer infinity castle new visual 2 feature image cropped©Koyoharu Gotoge / SHUEISHA, Aniplex, ufotable

A sixth new key visual has been unveiled for the Demon Slayer: Kimetsu no Yaiba Infinity Castle anime film, highlighting Akaza’s past as Hakuji as he shares a touching moment with Koyuki beneath vibrant fireworks.

The film’s first part, titled in Japan as Gekijoban “Kimetsu no Yaiba” Mugenjou-hen Daiisshou Akaza Sairai, made its debut in Japanese theaters on July 18, 2025. It began screenings in IMAX and premium large formats in the U.S. and Canada on September 12, 2025, with Crunchyroll and Sony Pictures Entertainment handling the distribution. The film has achieved a global gross of US$555 million after its second weekend at the box office, establishing itself as the most successful anime film in history.

Returning staff from the TV anime series working on Demon Slayer: Kimetsu no Yaiba Infinity Castle include Haruo Sotozaki as director, Akira Matsushima as character designer, Yuko Omae as color designer, Yuichi Terao as compositing director, Masaru Yanaka (returning from Mugen Train and Hashira Training Arc) and Yuri Kabazawa (returning from Mugen Train and Hashira Training Arc) as background art directors, and Koji Eto (since Hashira Training Arc) as background art supervisor. Ufotable is responsible for the animation production and script development.

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Meanwhile, the primary voice cast members include:

  • • Natsuki Hanae as Tanjiro Kamado
  • • Akari Kito as Nezuko Kamado
  • • Hiro Shimono as Zenitsu Agatsuma
  • • Yoshitsugu Matsuoka as Inosuke Hashibira

The Demon Slayer: Kimetsu no Yaiba anime series began with its first season in 2019, quickly followed by the 2020 Demon Slayer – Kimetsu No Yaiba – the Movie: Mugen Train (Japan’s top film at the domestic box office). Other installments include a TV broadcast adaptation of Mugen Train, Demon Slayer: Kimetsu no Yaiba Entertainment District Arc, Demon Slayer: Kimetsu no Yaiba Swordsmith Village Arc, and Demon Slayer: Kimetsu no Yaiba Hashira Training Arc. Crunchyroll currently streams all entries in the anime franchise on its platform.

The original manga series by Koyoharu Gotouge was published in Shueisha’s Weekly Shonen Jump magazine from February 15, 2016, to May 18, 2020, releasing a total of twenty-three tankobon volumes during its run.

Demon Slayer: Kimetsu no Yaiba Official English Twitter (2), Crunchyroll News