Demon Slayer Theater: Hashira Training Arc “Opening” | How to Watch Online Free on U-NEXT, Prime Video, dAnime & Netflix, Kimetsu no Yaiba

“Can you watch ‘Demon Slayer Theater: Hashira Training Arc – Opening Training’ for free?”
Good news for those wondering that!
In this article, we’ll thoroughly explain how to watch this theater-exclusive release for free, upcoming streaming plans, and the best deals for viewing.
We’ll also take a close look at the latest updates from major streaming platforms like U-NEXT, Amazon Prime Video, d Anime Store, and Netflix.
“It’s limited-time only but I missed it!” “I want to see it with bonuses!”—there’s plenty of info here for you, too.
Keep reading to be the first to know when streaming begins and get fully prepared!

Where can I watch “Opening Training,” kuma~?
If it’s free, I’ll rush over, kuma!
But first, I need to get popcorn ready, kuma!

What is Demon Slayer Theater: Hashira Training Arc “Opening Training”?

‘Demon Slayer Theater: Hashira Training Arc – Opening Training’ is a special compilation of the popular anime “Demon Slayer,” released exclusively in theaters nationwide for a limited time starting Friday, June 20, 2025.
This work includes the beginning of the “Hashira Training Arc,” which follows the events of the “Swordsmith Village Arc” TV series, blending brand-new scenes with a recap edition.
It’s a rare chance to experience the story’s turning point with theater-only sound and visual effects on the big screen.

Features of the Film and Theater-Exclusive Release

The “Hashira Training Arc” focuses on training by the Hashira, the strongest Demon Slayer Corps swordsmen, and marks the start of Tanjiro’s further growth.
The biggest highlight of this “Opening Training” is the inclusion of never-before-seen cuts and new direction not shown in the anime.
Additionally, the release runs only from Friday, June 20 to Thursday, June 26, 2025, limited to one week in major theaters nationwide.

Audiences will also receive a “Key Visual Clear Stand” as a special theater bonus, a rare collectible item drawing fan attention.
This exclusivity and limited-time feel increase the value of watching it in theaters.

Story and Information on Demon Slayer Theater: Hashira Training Arc

‘Opening Training’ begins right after the battle in the “Swordsmith Village Arc.”
The Hashira start training to strengthen the Corps and nurture the next generation, while Tanjiro and other swordsmen face their individual challenges.

A key point is that it includes preview cuts from the upcoming “Hashira Training Arc” TV anime.
This theater release not only revisits important “Swordsmith Village Arc” scenes as a recap but also weaves in brand-new training footage, enhancing immersion in the story.

The cast includes Tanjiro Kamado, Giyu Tomioka, Shinobu Kocho, Muichiro Tokito, Kyojuro Rengoku, and other Hashira.
Their personalities and training styles are carefully depicted, drawing the audience into their growth and bonds.

Differences from the TV Series and New Cuts

Unlike the TV series, the theater version enhances sound and direction, making battles and emotions feel even more vivid.
There are also newly recorded narration, BGM, and fresh voice actor lines—essential elements fans won’t want to miss.

It offers an experience unavailable on broadcast TV, making it highly worthwhile to watch in theaters during its run.

Streaming Services Likely to Offer Demon Slayer Theater: Hashira Training Arc

Currently, ‘Demon Slayer Theater: Hashira Training Arc – Opening Training’ is exclusive to theaters, with no official streaming schedule announced yet.
However, based on past “Demon Slayer” trends, it’s highly likely to stream on multiple platforms after the theatrical run.
The following streaming services are the top candidates:

U-NEXT, Amazon Prime Video, d Anime Store, Netflix: Streaming Possibilities & Comparison

Here’s a predicted comparison table based on past releases and platform features:

U-NEXT is the most likely to stream first, usually within two months of theatrical release.
Amazon Prime and d Anime Store may follow soon after, while Netflix may be a bit later.

FAQ About Watching Demon Slayer Theater: Hashira Training Arc

With the release of ‘Opening Training,’ many questions are circulating among fans.
Here are the most common ones, explained clearly:

Q1: Will there be missed-streaming (catch-up) availability for ‘Opening Training’?

As of now, no immediate catch-up streaming is planned after the theatrical run.
However, past Demon Slayer films were available on U-NEXT and Amazon Prime about 2–3 months after release.
So it’s best to keep checking the official site and streaming platform updates.

Q2: Will Blu-ray or DVD be released?

No official announcement yet, but based on past releases it’s highly likely.
“Mugen Train” and “Entertainment District Arc” both released on Blu-ray within six months of theatrical run.
Expect a release by late 2025 or early 2026, possibly with limited editions featuring fan goods and bonuses.

Q3: Will it be broadcast on TV?

The “Demon Slayer” series has aired multiple special editions on Fuji TV and others.
So, from 2026 onward, there’s a chance that a special “Hashira Training Arc” edition will air on TV.

Reviews and Impressions of Demon Slayer Theater: Hashira Training Arc

Set to premiere June 20, 2025, ‘Opening Training’ is already a hot topic on social media, with sky-high fan expectations.
Here’s a roundup of early reactions from trailers and first-week screenings:

Voices from Twitter/X and Other Social Media

• “Watching with theater sound is a whole different level!”
• “Tanjiro’s new expression in the fresh cut made me cry…”
• “The bonus gift was too cute—I’m going again!”
• “The Hashira training scenes make me excited for the anime continuation!”

Review Sites & Media Ratings

On sites like Filmarks and eiga.com, the film has earned an average of ★4.5 or higher.
Fans particularly praise the visuals, character portrayal, and new scenes, calling it “a richer experience than the TV anime.”

Overall Fan Satisfaction

The “Key Visual Clear Stand” bonus is also a hit, appealing to collectors.
Opening week has seen sold-out screenings nationwide, with many fans eager to rewatch.

Hmm, so in the end U-NEXT is the best bet, kuma~!
I’ll check it as soon as it streams, kuma!
Oh, but… maybe I should train first, kuma?
I’ll become strong like a Hashira, kuma~!