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Kimetsu no Yaiba: Keppu Kengeki Royale cover art
Cover art © its respective author, publisher, and studio. Not an original work of Daddy Jim Headquarters. Displayed for editorial commentary and review purposes.

Kimetsu no Yaiba: Keppu Kengeki Royale

Game

Keppu Kengeki Royale is an asymmetric survival action game Aniplex reveals for smartphones in March 2020, splitting players into Demon Slayer Corps and Demon teams. Aniplex delays it indefinitely that December for quality work, and it never reaches release.

Genre: Asymmetric battle survival action (mobile)
Platform: Mobile (announced, delayed indefinitely, never released)
Developer: Quatro A (with Soleil)
Publisher: Aniplex
Release Year: 0
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Gameplay

Two opposing sides fight each round, a squad of demon slayers hunting a demon, or a demon hunting the slayers. Quatro A builds it as a free to play asymmetric action title, letting each side use character specific skills inside scenes drawn from the manga and anime.
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Premise

The game translates Koyoharu Gotouge's Demon Slayer story into short mobile matches rather than one continuous narrative. Its maps and character skills lean on Taisho era settings and cast members, giving both slayers and demons distinct goals each match.
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Mitsuri Kanroji from Demon Slayer smiles warmly in a blooming hydrangea garden, wearing a pink floral sundress, a slouchy white cardigan, and butterfly clips in her signature pink and green braided hair.
Mitsuri Kanroji
Shinobu from Demon Slayer stands in a moonlit garden surrounded by hanging wisteria blossoms, wearing a flowing light purple dress and her signature butterfly hair clip.
Shinobu
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Release

Aniplex announces the iOS and Android title around March 2020 for a 2020 launch, developed by Quatro A with Soleil. On December 22, 2020, Aniplex postpones it indefinitely, citing further quality improvements, and issues no new date. No build, beta, or launch follows.
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Sources & Information

Looking for more on Kimetsu no Yaiba: Keppu Kengeki Royale? The Demon Slayer Wiki on Fandom has a dedicated page with community notes.

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This content is original writing by Daddy Jim Headquarters based on the Demon Slayer anime series, manga, and official materials. Episode and chapter references are cited where applicable.

Character and scene imagery on this site is original artwork by Daddy Jim Headquarters, not screenshots or licensed imagery. Official cover art is used on three types of pages for editorial commentary:

  • Movie pages: theatrical posters and key visuals, credited to ufotable and Aniplex.
  • Game pages: official box art, credited to Sega, Aniplex, and other publishers.
  • Manga chapter pages: Jump Comics volume covers, credited to Shueisha and Koyoharu Gotouge.

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