Yellow Zenitsu boxers

Name: Yellow Zenitsu boxers
Brand: Boutique Demon Slayer
SKU: 14:173#3;5:361386
Price: 34.9 EUR
Availability: InStock

34,90€

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Discover this Zenitsu Demon Slayer Boxer Briefs - Yellow silhouette on black, a short-leg boxer in all-over printed knit fabric, available in five sizes.

On a solid black background, a crouching silhouette is traced in luminous yellow with fine lines, like a neon drawing. You can recognize the spiky hair, the triangle-patterned haori, and the sword held low. There are no solid areas: everything is conveyed through lines, leaving the black to occupy most of the garment.

Zenitsu becomes formidable when he sleeps

Zenitsu Agatsuma is often paralyzed by fear when he is conscious. However, when he faints or falls asleep, his body applies his training without the hesitations that usually hold him back. In Demon Slayer, this contrast transforms the character: the noisy, terrified boy suddenly becomes precise, fast, and dangerous as soon as his consciousness stops preventing him from acting.

On these boxer briefs, Zenitsu is reduced to a glowing yellow silhouette traced on a black background, crouching with the sword held low. The design eliminates almost all details to keep only the posture and the lines of his haori. This simplicity corresponds well to his sleeping battles: few visible gestures, a low position, and action that starts with a single movement.

"When Zenitsu faints or falls asleep, his fear disappears and his training takes over."

Printed knit, from M to 3XL

The construction is simple: two panels, a side seam on each side, a wide elastic waistband, and a short leg. The knit is fine, lightweight, and stretches in both directions without losing its shape. The print is all-over and also covers the back of the garment, a detail that doesn't always appear in the front photos. Five sizes from M to 3XL. These Demon Slayer boxers slip into a suitcase without taking up space and can be worn both under trousers or as lounge shorts. The waistband holds without squeezing and does not roll over when sitting down. The forty-three models in the series share the exact same cut: only the design changes from one reference to the next. The side seams are overlocked on the inside and the bottom hem is simply folded over, with no added band.

Wash at thirty degrees after each wear, turned inside out. Tumble drying is excluded, as is bleach. Stored folded rather than in a ball, the boxers do not mark and the waistband keeps its tension longer. The waistband keeps its tension longer if the boxer is stored folded rather than in a ball. A laundry bag prevents the knit from snagging on a zipper. Everything is in the line, nothing in the surface.

Discover more in the same universe

To get to know the character better, our article on Zenitsu Agatsuma tells his story, from his constant fear to the First Form he performs in his sleep.

For the same character in color, the boxer briefs with yellow lightning. For another luminous tracing, the blue boar mask boxer briefs. And for the shelf, the 35-centimeter figure.

Collections: Boxers, Clothing, The Demon Slayers, Zenitsu Agatsuma

⚔️ Boutique Demon Slayer: a shop devoted entirely to Kimetsu no Yaiba

At Boutique Demon Slayer, our aim goes beyond simply selling merchandise.

An independent French shop, we are devoted entirely to Demon Slayer: Kimetsu no Yaiba, built so fans can easily find the characters, symbols, outfits and signature objects of the anime and the manga.

From Tanjiro to Nezuko, by way of Zenitsu, Inosuke, Rengoku, Tomioka, Shinobu and the rest of the cast, we organise our catalogue to make finding products simpler, more coherent and more immersive.

A shop specialised in the world of Demon Slayer

Boutique Demon Slayer grew out of one simple intention: gathering the most complete selection of we could in a single place.

Our catalogue is built around several broad categories:

Demon Slayer clothing, to carry the series into everyday life through hoodies, t-shirts and other outfits;
Demon Slayer figures, for collectors and for anyone who wants their favourite characters on display;
Demon Slayer katanas, inspired by the weapons and the famous Nichirin blades of the series;
Demon Slayer accessories, a quieter way to keep Kimetsu no Yaiba close day to day;
Demon Slayer decorations, made to personalise a bedroom, a desk or a space given over to the series;
as well as Demon Slayer blankets and other items inspired by the show.

This makes it possible to browse the shop by type of product, but also by character and by the visual style each fan prefers.

Collections devoted to the best-known characters

The world of Demon Slayer rests largely on its characters, each with their own story, their own style and a visual identity fans recognise instantly.

That is why our shop also has collections devoted to the best-loved characters, among them Tanjiro Kamado, Nezuko Kamado, Zenitsu Agatsuma, Inosuke Hashibira, Kyojuro Rengoku, Giyu Tomioka and Shinobu Kocho.

The point is to let every fan reach the products tied to their favourite character quickly, without going through the whole catalogue.

A blog updated several times a week

Boutique Demon Slayer is not only an online shop.

We publish up to five articles a week on the world of Demon Slayer: Kimetsu no Yaiba, free to read whether you buy anything or not. Each page stands on its own and reads in one sitting.

We cover a wide range of subjects, including:

the characters of Demon Slayer and their stories;
the slayers and the Hashira;
the demons and their powers;
the Nichirin blades and what makes each one different;
the breathing techniques;
the fights that marked the series;
the anime and the manga;
the story arcs;
the symbols, outfits and signature objects;
as well as guides, rankings, explainers and analysis of the world of Kimetsu no Yaiba.

Our aim is content that helps newcomers understand the series better, and gives longtime fans details of this world to discover or rediscover.

These articles also create a natural link between the editorial content and , so a reader drawn to a character, a katana, an outfit or any precise detail of the series can carry on exploring in the shop.

A shop built for different kinds of fan

There is no single way to be a Demon Slayer fan.

Some are after a figure to complete a collection, others want to wear something inspired by their favourite character, display a Demon Slayer katana, decorate a room, or simply find a gift idea.

That is why we deliberately keep the catalogue varied, so it answers collectors, anime and manga fans, and people looking for a Demon Slayer gift for someone close.

Every category and every collection is designed to make that browsing as clear as possible.

A clear experience, centred on fans

We want discovering the shop to stay simple.

Products are organised by category, by character and by visual world, so visitors can move easily from a product to a related collection, then to a blog article or to other products that might suit them.

Our approach rests on four pillars: , immersive browsing, regular editorial content and an experience focused entirely on Demon Slayer.

We try to avoid the generic content that would pull the shop away from its subject.

Everything is built around one world: Demon Slayer: Kimetsu no Yaiba.

Our ambition

Our ambition is to make Boutique Demon Slayer France’s reference on a single world, that of Kimetsu no Yaiba, covered in depth.

A place that brings together:

a rich selection of ;
collections organised around the characters and the main product categories;
up to five articles a week on the series, free to read with nothing to buy;
browsing designed to make discovery easier;
free delivery within France, thirty days to change your mind, and an answer to every message;
and content that lets fans explore the world of Demon Slayer further.

Thank you for reading this far. If you have reached this page, the world of the slayers and the demons matters to you as much as it does to us. It is for readers like you that we spend so long on every product page and every article. Thank you for keeping this site alive, and enjoy your visit!

Need help choosing? Read our buying guide →

FAQ - Demonslayer Store

What are the delivery times for Boutique Demonslayer?

Your order is prepared within 1 to 3 business days, then shipped. Please allow 5 to 12 business days for delivery: this is the timeframe provided at checkout. It may vary depending on the product, its availability, and the delivery address. Once your order has shipped, you can track its progress until it is delivered.

Is delivery free in France and abroad?

Yes. Delivery is free in France, with no minimum purchase required. It is also free worldwide on orders of €50 or more: below this amount, a shipping fee of €4.99 applies outside of France. The exact amount is displayed before you confirm your order.

My order is incomplete; is that normal?

Don't panic! If your order contains several items, it is possible that they will be shipped separately, depending on available stock and the different warehouses.

Your packages may therefore arrive a few days apart. Like Demon Slayers, each follows its own path... but they all end up reaching their destination.