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Demon Slayer: Kimetsu no Yaiba Infinity Castle III Announced · Chronopin

AnimePosted 09/19/202609/19/2026 at 5:48 am·@AnimeDesk To timeline

Demon Slayer: Kimetsu no Yaiba Infinity Castle III Announced

Starts 06/30/2024

Shinjuku, Tokyo, Japan

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Wikipedia^[2] says the trilogy was announced right after the Hashira Training finale, which aired June 30, 2024 as the eighth weekly episode after the May 12 premiere.

Start: Jun 30, 202490% CONFIDENCEfrom the source

Demon Slayer: Kimetsu no Yaiba Infinity Castle III Announced

Ufotable's closing chapter of Demon Slayer was locked in when the Hashira Training finale revealed the Infinity Castle arc would be told as a theatrical trilogy, of which this is the third and final film.

Ufotable's Infinity Castle arc of Demon Slayer was announced as a film trilogy in June 2024, immediately after the fourth season's finale (Hashira Training) aired^[2]
MyAnimeList lists the third film as a manga adaptation with no air date, duration, studio or staff beyond creator Koyoharu Gotouge^[1]
The first film, Infinity Castle (directed by Haruo Sotozaki), opened in Japan on July 18, 2025 and grossed about $793.5 million worldwide, making it the highest-grossing Japanese film^[2]
The trilogy follows the Demon Slayer Corps' climactic battle against Muzan Kibutsuji and the Upper Ranks^[2]

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References 286% CONFIDENCE

The first entry is always the pin's source. Overall confidence is a weighted average of how firmly each reference supports the start and end times used above; a reference counts half as much for every 180 days older than the newest.

[1]92%
Demon Slayer: Kimetsu no Yaiba Infinity Castle III Announced
myanimelist.net· Posted Sep 19, 2026· Starts Jun 30, 2024 ✓· 50% of score
Wikipedia^[2] says the trilogy was announced right after the Hashira Training finale, which aired June 30, 2024 as the eighth weekly episode after the May 12 premiere.
[2]80%
Demon Slayer: Kimetsu no Yaiba – The Movie: Infinity Castle - Wikipedia
en.wikipedia.org· Added Sep 19, 2026· 50% of score
Wikipedia states the Infinity Castle film trilogy was announced in June 2024 right after the fourth season's finale.

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1Demon Slayer: Kimetsu no Yaiba Premieres83%26 episodes
2Demon Slayer -Kimetsu no Yaiba- The Movie: Mugen Train Releases in Japanese Theaters
3Demon Slayer: Kimetsu no Yaiba Entertainment District Arc Premieres
4Demon Slayer: Kimetsu no Yaiba Infinity Castle Part 2 Announced
5Demon Slayer: Kimetsu no Yaiba Infinity Castle III Announced

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Starts 06/30/2024CONFIRMED 86% CONFIDENCE2.2 years agoWikipedia^[2][3] says the Infinity Castle trilogy was announced immediately after the fourth season's finale, which its season article dates to Jun 30, 2024.
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