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katanas with clay-tempered blades - ironpoet

Clay Tempered Katana

Heritage. Skill. Beauty.

Clay-tempered katanas are forged using a traditional Japanese heat treatment technique that sets them apart from modern blades.

Unlike standard quenching, this method involves applying a special clay mixture to the blade before it is hardened. The result is a single blade with two different hardness zones — a razor-sharp edge for cutting, and a softer spine for flexibility and shock absorption.

During this process, a natural hamon (temper line) appears along the blade — a soul of Japanese sword craftsmanship, and a symbol of both function and beauty.

Each sword in this collection is not only a tool but also a living reflection of history, discipline, and artistry.

52 products

The "Devil" clay-tempered true katana, available for purchase in the US, featuring a beautifully crafted blade.Close-up of the skull-shaped tsuba on the "Devil" katana, highlighting its unique and striking design.
Sale price$228.00
A brown-red clay-tempered carbon steel katana with a polished blade, showcasing traditional craftsmanship.Close-up of the black-red detailing on the Black-Thorn katana highlighting the blade and handle design.
Sale price$239.00
A hand-forged carbon steel katana, showcasing the craftsmanship and precision in the blade’s creation.Close-up of the katana tsuba featuring intricate loong details, highlighting the mythical design and craftsmanship.
Sale price$239.00
A Japanese sword displayed on a stand, featuring a tan-colored scabbard and a polished wooden handle wrapped in decorative cord.Close-up of a katana blade with a polished brass habaki, elegant wooden handle, and intricate decorative fittings.
Sale price$395.00
Jiang Tai Gong katana sword featuring a folded steel blade, black tsuka with white details, and a polished wooden saya displayed on a stand.Close-up of the Jiang Tai Gong katana featuring black tsuka with white accents, and an ornate brass tsuba.
Sale priceFrom $395.00
Full view of the Seiryu katana with a unique blue and gold patterned saya and a sharp, curved blade, displayed on a black wooden stand.Close-up view of the Seiryu katana’s tsuba with intricate loong design and black ito wrapping on the handle.
Sale priceFrom $449.00
Damascus steel katana with chicken wing wood saya, displayed on a standClose-up of a tri-color daisy tsuba with intricate engraving.
Sale priceFrom $449.00
Golden Loong samurai sword with golden guard and black sheath on a wooden stand.Close-up of the Golden Loong samurai sword's golden guard and polished blade with a wavy hamon pattern.
Sale price$449.00
Magatama Katana (Bo-hi)Magatama Katana (Bo-hi)
Sale price$449.00
Full view of Shinrin Samurai Sword with sharp blade, colorful lacquered scabbard, and detailed handle wrapping.Close-up of Shinrin Samurai Sword showing the T10 steel blade with clay-tempered edge and detailed guard with intricate design.
Sale price$449.00
Premium folded steel katana with chrysanthemum and komainu theme, perfect for collectors and fans of Japanese craftsmanship.Elegant black and gold chrysanthemum tsuba for katanas, featuring exquisite craftsmanship and traditional Japanese design.
Sale priceFrom $449.00
Japanese katana sword with a black and red cracked design saya, featuring a polished blade and intricate tsuka with black and red wrapping.Closeup of the Sakura katana featuring an intricate tsuba with sakura design.
Sale price$449.00
A T10 steel katana featuring elegant copper fittings, showcasing superior strength, refined design, and traditional craftsmanship.A T10 steel katana blade with a copper koiguchi, emphasizing clean lines, durable materials, and a modern minimalist aesthetic.
Sale price$499.00
Ichiro Matsuru katana sword with a polished blade, blue wrapped handle, and decorative artistic sheath displayed on a wooden stand.Close-up of the Ichiro Matsuru katana sword's blue wrapped handle, ornate guard, and decorative sheath with a red emblem.
Sale price$499.00
A hand-forged katana with a dragonfly motif, paired with a sleek black leather scabbard, showcasing traditional Japanese craftsmanship.Dragonfly Katana
Sale price$499.00
Full view of a samurai sword displayed with a red lacquer saya featuring a unique speckled design, showing the blade and tsuka with a decorative tsuba.Close-up of the sunflower-themed tsuba on the samurai sword, showcasing intricate detailing and design.
Sale priceFrom $499.00
Magatama katana fully displayed on a wooden stand, showing the black blade, decorative saya, and intricate tsuka wrapping.Close-up of the Magatama katana blade and tsuba, featuring intricate gold accents and a hamon pattern on the polished blade.
Sale price$499.00
A high-end T10 steel katana featuring elegant horn fittings, showcasing premium materials and traditional Japanese craftsmanship.A high-end loong-themed tsuba for a katana, intricately designed to reflect traditional Japanese culture and craftsmanship.
Sale price$499.00
Color
Hand-forged Sakura X katana with T10 high carbon steel blade, featuring copper fittings and a unique hamon created through the clay tempering process.Closeup of the Sakura X katana, showing the intricate hamon on the blade and the decorative guard with detailed brass fittings.
Sale price$499.00
Full view of the Lion samurai sword with ornate copper fittings and a polished wooden scabbardLion katana and wakizashi in matching wooden scabbards with ornate copper fittings
Sale priceFrom $509.00
Full view of the Sunflower Ebony samurai sword displayed on a black stand with an ebony scabbardClose up of the Sunflower Bronze samurai sword tsuba showcasing intricate metal carvings
Sale priceFrom $549.00

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What a real katana represents

The katana is a symbol of courage and honor

The katana is the most iconic and widely recognized of all Japanese swords — in ancient times, the katana was worn by samurai and feudal lords. Beyond its practical function in battle, the katana symbolized status, honor, and personal identity in ancient Japan. Other traditional Japanese swords by length include the tachi, wakizashi, and tanto.

Each katana consists of two main elements:
• The blade (shinken) — forged with expert metallurgical techniques.
• The mountings (koshirae) — artistic fittings that complete the sword’s character.
We offer fully assembled katanas, crafted with a variety of designs and premium materials.

Forging Techniques:
Our collection features katanas crafted through a range of traditional forging methods — from the widely respected Kobuse-kitae (jacketed core construction) and the simple, solid Maru-kitae, to complex laminations such as San-mai, Go-mai, and many other historic techniques. Each method produces unique structural and aesthetic qualities, giving collectors a wide array of choices.

Steel Varieties:
The essence of every katana lies in its steel. Modern high-carbon steels provide superior hardness, manganese steels offer enhanced flexibility, and innovative Damascus steel combines performance with Middle Eastern-inspired grain patterns. Each steel type presents distinct surface textures and forging patterns.

Polishing & Hamon:
The katana’s creation is an intricate process, with differential hardening (yaki-ire) as a signature technique. This produces the elegant hamon (temper line), reflecting both the blade’s functional strength and its aesthetic beauty. Each hamon style carries artistic and collectible value, and our collection includes katanas featuring a variety of hamon patterns for discerning collectors.

Explore our expertly crafted katanas and find the one that reflects your courage, honor, and individuality.

Katana mountings (koshirae)

This is an introduction to the main parts of the katana, click to learn more about the detailed introduction of guide to katana terms and meanings.

Tsuka

The handle of the katana, where the sword is gripped.

Tsuka-maki

The decorative cord wrapping on the handle, providing grip and style.

Tsuba

The guard between the blade and handle, protecting the hand.

Blade

The blade part of the katana is partially deeply embedded in the handle.

Hamon

The pattern on the blade, created during the tempering process.

Kissaki

The tip of the blade, designed for precision thrusting and cutting.

Saya

The wooden scabbard that houses the blade when not in use.

Sageo

The cord used to tie the saya to the belt or obi.

Katana collections of tradition and mastery

Katana buying guide

Whether for practice, collection, or display, find the katana that resonates with your spirit.

What Is a Katana?

The katana originated in ancient Japan.

What we commonly refer to as "katana" today is actually a specific type of Japanese sword — professionally known as the uchigatana.

The uchigatana is the most iconic style, featured in countless movies, anime, and historical depictions.

However, Japan’s sword-making tradition includes many types of blades, such as the tachi, wakizashi, and tanto.

Katanas are characterized by their natural curvature, which is not manually shaped, but instead formed naturally during clay tempering — a traditional Japanese heat-treatment method.

During quenching, the edge and spine cool at different rates, causing the blade to curve and producing a beautiful hamon (temper line).

The hamon is an essential element when appreciating the beauty of a traditional katana.

Anatomy of a Katana

A complete katana consists of the blade (nagasa) and the fittings (koshirae).

The fittings include components such as the handle (tsuka), scabbard (saya), and guard (tsuba).

One unique feature of the katana is that the blade and the fittings can be separated and customized.

You can match a blade with different fittings according to your aesthetic preferences, creating a katana that is uniquely yours.

How to Choose the Right Katana

To help you find your ideal sword, we've categorized our collection by steel type, each offering distinct characteristics:

  • T10 Steel Katana: Known for its high performance and hardness, utilizing modern steel technology to achieve superior performance.
  • Manganese Steel Katana: Offers a well-balanced profile, combining respectable hardness with excellent toughness — crucial for preventing breakage.
  • Carbon Steel Katana: Closest to the materials used in ancient Japan, delivering high hardness and sharpness, perfect for those seeking a traditional feel.
  • Damascus Steel Katana: Made with steel originating from the Middle East, featuring unique flowing patterns that add an artistic aesthetic to the blade.
  • Clay-Tempered Katana: Not defined by a specific steel type, but by a traditional Japanese forging technique that enhances performance and produces a distinctive hamon. Different tempering styles create different hamon patterns, each with its own character and beauty.

Each katana in our collection is crafted with respect for tradition, functionality, and art — whether you seek a piece for practice, collection, or display, you'll find a blade that resonates with your spirit.