Six Years On, Demon Slayer’s Mugen Train Still Carries Its Weight

“Demon Slayer -Kimetsu no Yaiba- The Movie: Mugen Train” is a spectacle. That is both its greatest strength and its clearest limit. Based on the hit anime series, the film follows Tanjiro Kamado and his sister Nezuko as they board a train carrying a secret cargo of demons. What follows is a fight sequence so ambitious it could not possibly fit on a single screen.

Trailer, via Aniplex USA.

The Setup

Tanjiro and Nezuko are on a mission to rescue Inosuke Hashibira, who has been captured by demons aboard the Mugen Train. Along the way they meet Tamayo, a demon who can change her shape at will, and her son Kokushibo, who serves as the film’s villain. The setup is simple. The execution is anything but.

The Battle Scene

The centerpiece is a single continuous fight sequence that runs for over thirty minutes. It is a wall of motion, color, and sound, and it is the kind of thing that demands to be seen in a cinema. The animation is sharp, the choreography is precise, and the pacing rarely lets up. It is exhausting to watch, and deliberately so.

The Story Around It

The problem is that the story around the battle is thinner. The film spends too much time explaining the rules of the world and not enough time developing the characters beyond their roles in the fight. Kokushibo is a worthy opponent, but he feels like a plot device rather than a fully realized antagonist. The emotional weight of the anime series gets diluted in translation to film.

The Music

The score, composed by Tomohiro Yamaguchi, carries the film through its quieter stretches. The main theme, “Pride,” returns at key moments to remind the audience what is at stake. It is a strong piece of music, and it does more work than the script sometimes does.

The Length

At 120 minutes, the film is leaner than most anime adaptations. That is a relief. It could easily have run longer. As it stands, the pacing holds together until the final act, where the stakes feel smaller than the scale of the action suggests they should.

Technical Details

The film is not a failure. It is a confident, ambitious adaptation that knows exactly what it wants to be. It just does not spend enough time figuring out what it wants to say.

Here is what works:

• The battle sequence is a technical marvel
• The animation is sharp and detailed
• The score supports the action well
• The cast delivers solid performances

Here is what does not:

• The villain feels like a plot device
• The middle section drags slightly
• The emotional stakes are underdeveloped

Final Word

“Demon Slayer -Kimetsu no Yaiba- The Movie: Mugen Train” is a movie best judged on its own terms. It is not a deep character study, nor does it pretend to be. It is a big, loud, exciting action movie with a dash of mythology and a lot of heart. It succeeds at what it sets out to do, even if it does not quite reach the heights of the anime series it comes from.

action movie · Anime · Demon Slayer · movie review · Mugen Train