How long will the Demon Slayer movie be shown? Infinity Castle Arc Chapter 1: Akaza Strikes Back will be shown in 2026
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We have summarized the end date of the screening of the latest movie "Demon Slayer: Kimetsu no Yaiba the Movie: Mugen Castle Arc Chapter 1: Akaza Strikes Back," which will be released on Friday, July 18, 2025.
As this is a sequel to the Demon Slayer movie, which broke the all-time record of becoming the highest-grossing movie in box office history, expectations are high this time as well!
This time too, it has already set a new record in Japan from the first day of its release, which is truly impressive.
Demon Slayer movie release schedule
Release in Japan : Friday, July 18, 2025
There will also be a related event where the revival screening (Infinity Train Arc) will be re-screened at the same time.
Demon Slayer movie screening period

Anime films are usually screened for one to two months , but this film is a "hot topic" and it is speculated that it may have a long run from late October until as long as January 2026.
- At the earliest : until the end of September 2025
- If it drags on : It's possible that it will be shown until around January 2026.
Movies based on the nationally popular anime Detective Conan are also released every spring, but it is said that the screening period changes depending on the box office revenue of that year.
I think the screening period for the movie "Demon Slayer: Kimetsu no Yaiba the Movie: Mugen Castle Arc Chapter 1: Akaza Strikes Back" will also be adjusted depending on the initial box office revenue.
The North American, UK and other international release dates are scheduled for September 12, 2025.
As a fan, I'm very happy that the movie will reach Demon Slayer fans all over the world! (Of course, I plan to go see it soon!)
Depending on the theater, Demon Slayer collaboration food will be available, and the movie theater may even be decorated in Demon Slayer style!
Everyone was waiting for the Demon Slayer movie!
There was also news on TV that the event was so popular that the popcorn, drinks, and ice for the drinks all sold out.
It's truly amazing.

Check out this article to find out how to bring food and drinks into the cinema and get great deals on movies!
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How long will Demon Slayer: Kimetsu no Yaiba the Movie: Mugen Train be shown?
Release start: October 16, 2020
According to box office data, the final week of screening was the 32nd week (220th day), exactly 220 days after October 16, 2020, and the film was screened for just over seven months (7.3 months).
In particular, special screenings such as MX4D/4DX have been running since the end of December 2020, so there were still theaters showing the film as of March 2021 when the Dolby Cinema version was released, meaning that it was being shown in regular theaters for at least five months .
Summary of Demon Slayer movie screening periods
The release date for the movie "Demon Slayer: Kimetsu no Yaiba the Movie: Mugen Castle Arc Chapter 1: Akaza Strikes Back" is July 18th, and I think it will be in theaters until at least the end of September.
It's a long-running film that may continue to be shown until the end of the year or early 2026 , but if you want to see it, we recommend watching it early!
For theater information, check the screening schedule on the official website or movie theater website, and immerse yourself in the world of Demon Slayer!