Key Facts

• Demon Slayer: Kimetsu no Yaiba - Infinity Castle Arc: Part 1 Akaza Returns premiered on July 18.
• A special Zenitsu-focused video is available on the official YouTube channel.
• The video features newly recorded voice lines revisiting the story.
• The film is screened at 452 theaters in Japan, including 59 IMAX.
• The manga has over 220 million copies in circulation worldwide.

The anime film Demon Slayer: Kimetsu no Yaiba - Infinity Castle Arc: Part 1 Akaza Returns is currently showing in theaters across Japan. To commemorate its release, a special video titled And to the Infinity Castle – Zenitsu Agatsuma Arc has been released on the official YouTube channel, featuring newly recorded voice lines that reflect on Zenitsu Agatsuma’s journey and resolve.

Zenitsu-Focused Special Video Released

The official YouTube channel of Demon Slayer: Kimetsu no Yaiba has unveiled a special video titled And to the Infinity Castle – Zenitsu Agatsuma Arc. This video was produced as part of the celebration for the theatrical release of Infinity Castle Arc: Part 1 Akaza Returns. It highlights Zenitsu Agatsuma’s character development, from his timid demeanor to his determined stance as he heads into the Infinity Castle. The newly recorded voice lines add context and emotion as the story is revisited from Zenitsu’s perspective.

The release of this special content is tied to the “Seven-Night Special Broadcast,” which has been presenting a series of character-focused retrospectives. Zenitsu’s arc is among the videos released, giving fans a chance to revisit key moments and his role in the ongoing battles against powerful demons.

Infinity Castle Arc Film and Screenings

Demon Slayer: Kimetsu no Yaiba - Infinity Castle Arc is being produced as a trilogy. The first part, titled Akaza Returns, opened in Japan on July 18, 2025. It follows Tanjiro Kamado and the Demon Slayer Corps as they infiltrate the Infinity Castle for a climactic battle against Muzan Kibutsuji and the Upper Rank demons. The movie is being shown in 452 theaters, which includes 59 IMAX locations, offering audiences a large-scale viewing experience.

The Infinity Castle Arc marks the latest chapter in the anime’s theatrical releases, following the success of Demon Slayer: Mugen Train, which premiered in October 2020 and achieved global box office revenue of approximately 51.7 billion yen.

Franchise Background and Popularity

The Demon Slayer: Kimetsu no Yaiba series originates from the manga by Koyoharu Gotouge, serialized in Weekly Shonen Jump from February 2016 to May 2020. The story is set in the Taisho era, where Tanjiro Kamado joins the Demon Slayer Corps to avenge his family, who were killed by demons, and to find a cure for his sister Nezuko, who has been turned into a demon.

The series has become a worldwide phenomenon, with over 220 million copies of the manga sold globally. The anime adaptation began with the Tanjiro Kamado: Unwavering Resolve Arc aired from April to September 2019, followed by the Entertainment District Arc, Swordsmith Village Arc, and Hashira Training Arc. The franchise has also expanded to stage plays and video games.

Zenitsu-Focused Special Video

FAQ

Q1: When was Demon Slayer: Infinity Castle Arc Part 1 released?
A1: It was released in theaters across Japan on July 18, 2025.

Q2: What is the title of the newly released special video?
A2: The title is And to the Infinity Castle – Zenitsu Agatsuma Arc.

Q3: What does the special Zenitsu video feature?
A3: It features Zenitsu’s character journey and includes newly recorded voice lines reflecting on the story.

Q4: How many theaters are screening Part 1 of the Infinity Castle Arc?
A4: The film is screened in 452 theaters, including 59 IMAX locations.

Q5: How many manga copies of Demon Slayer have been sold worldwide?
A5: The manga has over 220 million copies in circulation worldwide.

Source : ORICON NEWS