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Ryūjin Katana (T10 Damascus Steel & Genuine Hamon) - 竜神
Note: Engraving placement and orientation may vary by blade model (hamon, geometry, and flat area).
Why choose us
Damascus Steel
Forged Blade
Collector Quality
Trusted Globally
Inspired by Japan

Ryūjin Katana (T10 Damascus Steel & Genuine Hamon) - 竜神
Specifications
Hand-forged Ryujin Katana (龍神 — "Dragon God") in T10 Damascus steel — refined T10 core with Damascus pattern-welded outer layer and genuine hamon. Full tang, sharpened. Silver-plated iron tsuba with a full three-dimensional dragon coiled around the guard in silver and gold, brass-and-copper habaki, black cotton ito over genuine rayskin, lacquered magnolia wood saya wrapped in genuine stingray leather, buffalo horn koiguchi and kurikata. Includes natural wood display stand with 武 (Bu — "martial") kanji. T10 Damascus, 3D dragon tsuba, stingray saya, buffalo horn, genuine rayskin — this blade and the Ginkai are the two flagships of our catalog.
Ryujin Katana Specifications
| Blade Steel | T10 Core + Damascus Outer Layer — Genuine Hamon |
| Blade Finish | Polished with visible Damascus grain and hamon |
| Construction | Full Tang, Hand-forged, Sharpened |
| Overall Length | 105 cm / 41 in |
| Blade Length | 72 cm / 28 in |
| Blade Width | 3.2 cm / 1.2 in |
| Blade Thickness | 0.7 cm / 0.27 in |
| Handle Length | 30 cm / 11.8 in |
| Tsuba (Guard) | Silver-plated iron — full 3D coiled dragon (silver body, gold claws/accents) |
| Habaki | Brass + copper bicolor |
| Ito | Black cotton |
| Rayskin (Same) | Genuine (white) |
| Koiguchi & Kurikata | Buffalo horn |
| Saya (Scabbard) | Lacquered magnolia wood wrapped in genuine stingray leather |
| Includes | Katana + saya + natural wood stand with 武 kanji |
T10 Damascus — Dual-Layer Construction
The blade uses a composite construction: refined T10 tool steel at the core for hardness and edge retention, with a Damascus pattern-welded outer layer for visible grain and structural resilience. Over both layers, a genuine hamon temper line runs the blade's length — the boundary between hard cutting edge and flexible spine. This is not standard single-steel construction. The T10 core provides 60-62 HRC at the edge; the Damascus jacket provides shock absorption and the flowing grain pattern visible on the polished surface. The Ryujin katana combines the best properties of both steels in one blade.
3D Dragon Tsuba — Ryujin Coiled
The tsuba is the centerpiece. A fully three-dimensional dragon wraps around the silver-plated iron guard — its scaled body coiling through and around the disc, head positioned at the top, gold-accented claws gripping the rim. Every scale is individually sculpted. The dragon does not sit on the tsuba; it IS the tsuba. This level of sculptural metalwork is the most complex guard in our entire catalog — including the Ginkai. The silver plating over iron gives the dragon a cool metallic sheen, while the gold claws and accents provide the warm contrast. Handling the Ryujin katana means gripping beneath a dragon — the deity physically present at the point where your hand meets the blade.
Stingray Saya & Buffalo Horn
The saya is lacquered magnolia wood wrapped in genuine stingray leather — black, textured, with the distinctive granular surface that stingray provides. Stingray is the most durable natural covering material available for scabbards: resistant to moisture, abrasion, and wear in ways lacquer alone cannot match. Buffalo horn koiguchi (saya mouth) and kurikata (cord knot) complete the premium material palette. The Ryujin and the Kuroki are the only blades in our catalog using stingray on the saya — on the Ryujin, it wraps the entire scabbard. The connection to the dragon god mythology is direct: stingray is ocean material housing a blade dedicated to the ocean deity.
Ryujin — Dragon God of the Sea
Ryujin (龍神) is the dragon god who rules the ocean from an underwater palace (Ryugu-jo) in Japanese Shinto mythology. He controls tides with magical jewels, summons storms when angered, and protects worthy sailors. Coastal communities across Japan maintained shrines to Ryujin, offering prayers before voyages and thanks after safe returns. The Ryujin katana translates that devotion into steel: the dragon guards the wielder, the Damascus waves represent the deity's domain, the stingray saya connects blade to ocean. Understanding what premium katana construction costs starts here — where every material serves the mythology as much as the function.
Display
Ships with a natural wood stand bearing the kanji 武 (Bu — "martial"). The Ryujin and the Ginkai form our flagship pair: Ginkai tells its dragon story through blade engraving and hitatsura; Ryujin tells its through the sculptural tsuba and stingray saya. Display them together for the definitive dragon-themed showcase, or solo where the 3D tsuba commands attention from across the room.
Frequently Asked Questions
What is the dual-layer blade construction?
The blade has a T10 tool steel core (for hardness at the cutting edge) wrapped in a Damascus pattern-welded outer layer (for resilience and visible grain). This composite approach combines the strengths of both steels — harder edge than Damascus alone, more resilient body than T10 alone.
Who is Ryujin?
Ryujin (龍神) is the dragon god of the sea in Japanese Shinto mythology. He rules the ocean from an underwater palace, controls tides, summons storms, and protects sailors. Coastal communities maintained shrines to Ryujin for centuries.
Is this Ryujin katana sharp?
Yes. The T10 Damascus blade is hand-sharpened and functional. Handle with care, store in the saya, and check local regulations before ordering.
Is the stingray on the saya real?
Yes. The saya is lacquered magnolia wood wrapped in genuine stingray leather. Stingray provides a distinctive granular texture and superior durability compared to standard lacquer finishes.
What is the kanji on the stand?
The kanji 武 (Bu) means "martial" or "warrior" — the same character found in bushido (武士道, "way of the warrior"). It marks the stand as purpose-built for a martial weapon.
Legal Disclaimer
By purchasing from Katana Corp, you acknowledge and agree that:
- You are at least 18 years of age (or the age of majority in your jurisdiction).
- You are solely responsible for verifying and complying with all local laws and import regulations before placing an order.
- Some countries prohibit the importation of swords entirely. Katana Corp is not responsible for orders delayed, seized, or refused by customs authorities.
- All katanas and related products are sold strictly as decorative and display items. They are not intended or certified for combat use.
- Depending on the jurisdiction, swords may legally be considered bladed weapons, subject to specific restrictions or prohibitions.
- Katana Corp disclaims all liability for any injury, damage, or legal consequences resulting from misuse, abuse, or unlawful use of its products.
For full details, please refer to our Terms of Service.
Care & Maintenance
To maintain your katana's appearance and performance over time, we recommend:
- Regularly wiping the blade with a soft cloth to remove fingerprints and moisture.
- Applying a light coat of choji oil to prevent rust (for carbon steel blades).
- Storing the sword in a dry place, preferably inside its saya.
- Avoiding direct contact with hard surfaces to preserve sharpness and finish.
For more care tips, check our full maintenance guide in the FAQ section.
Behind the Blade
Every katana we offer carries the essence of centuries-old craftsmanship.
More than just a weapon, the katana symbolizes discipline, honor, and mastery.
Our artisans draw inspiration from traditional forging methods to ensure each blade reflects the spirit of the samurai — strength, precision, and soul.
Owning one is not just about aesthetics — it’s about carrying a piece of that legacy.
User Experience
This katana is designed to offer a perfect balance between blade and handle.
Its ergonomic tsuka (handle) allows a secure two-handed grip, while the weight distribution ensures smooth, fluid movement.
Whether for training, display or cutting practice, handling feels natural and precise.
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Excellent
Good sword, small issue on arrival
Saya mouth was slightly loose when I got it, fitting tape sorted it. Balance is great though. People at my dojo always ask about it.
Way better than I expected
Hamon is clean, handle wrap tight, saya closes solid. Came in a wooden box. No complaints at all for the price.
Got it as a gift, he was speechless
Bought for my boyfriend who does iaido. He said the fit and finish were legit. I knew nothing about swords, site made it easy to pick.
Nice blade but took 2 weeks to arrive
Damascus looks great. Shipping to Portland took forever and tracking was dead for a week. Quality is there, logistics need work.
Third order, still no complaints
Ordered three times over two years. Always well packed, matches the photos. Support replied same day. Will keep coming back.
7×
Reasons to choose us
Why Choose Katana Corp
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The Art of Traditional Forging
Each katana we craft is born from centuries of samurai tradition.
Our master smiths shape every blade by hand, folding the steel to achieve unmatched strength, flexibility, and beauty.
This time-honored process is not just about creating a weapon? it’s about preserving a legacy of discipline, honor, and artistry.

Materials Chosen Without Compromise
We select only the highest-grade steels and authentic fittings to ensure every katana is both a masterpiece and a reliable companion.
From the flawless hamon line to the perfectly balanced tang, each detail is carefully inspected to meet the highest standards of performance and aesthetics.

More Than a Sword, A Lifelong Legacy
Owning a handmade katana is an experience that goes beyond the blade itself. It’s holding history, tradition, and craftsmanship in your hands.
Whether displayed as a work of art or wielded with precision, your katana will stand as a symbol of timeless skill and dedication for generations to come.
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Key Destinations
United States: 5–7 days
Canada: 5–7 days
Australia: 6–9 days
Denmark: 4–6 days
Netherlands: 3–5 days
Sweden: 4–6 days
Switzerland: 3–5 days
Finland: 5–7 days
Singapore: 6–8 days -
Central European Partners
France: 2–3 days
Germany: 3–5 days
Spain: 4–6 days
Italy: 4–6 days
Belgium: 3–5 days
Austria: 4–6 days
Ireland: 4–6 days
Poland: 4–6 days
Portugal: 4–6 days -
Extended EU Network
Czechia: 4–6 days
Hungary: 4–6 days
Slovakia: 4–6 days
Slovenia: 5–7 days
Romania: 5–7 days
Bulgaria: 5–7 days
Croatia: 5–7 days
Serbia: 5–7 days
Estonia: 5–7 days
Latvia: 5–7 days
Lithuania: 5–7 days
Luxembourg: 3–5 days
Greece: 5–8 days -
FAQ’s
Visit our FAQs page to find answers to common questions.