Tamahagane Choji Katana with Real Hamon | Full Tang 18-Stage Polished Black Urushi Scabbard 102cm

The Tamahagane Choji Katana is a master-tier Japanese collector sword forged from proprietary hearth-smelted forged Tamahagane steel (玉钢), displaying an intricate Ko-Itame wood-grain hada. Differentially clay-tempered to create a genuine Ko-Gunome Choji-Midare Hamon (59–60 HRC), this extraordinary blade is treated with 18 progressive stages of traditional Japanese waterstone hand polishing (Shangyan / Joutetsu). Fitted with opulent silver-gilt brass koshirae featuring detailed warrior reliefs and housed in a natural black Urushi lacquered Honoki wood scabbard with genuine polished white ray skin inlay, this sword represents the peak of authentic traditional craftsmanship.

Who Is This For?

• Elite Japanese Sword Collectors: Connoisseurs demanding authentic hearth-smelted Tamahagane steel, tight Ko-Itame grain (hada), and an 18-stage master waterstone hand polish.
• Art & Heritage Enthusiasts: Admirers of traditional Japanese decorative arts, featuring silver-gilt brass mounts, warrior engravings, and authentic black Urushi lacquer with ray skin.
• Martial Arts Masters: Practitioners seeking a perfectly balanced Shinogi-zukuri blade with Koshi-zori curvature (1.85cm) and an extended Chu-kissaki tip for superior handling.
• High-End Gift Seekers: An exquisite gift for martial arts masters, executives, and collectors celebrating major milestones.

Key Highlights

• Hearth-Smelted Forged Tamahagane: Masterfully smelted and hand-forged Tamahagane steel exhibiting a delicate, tightly packed Ko-Itame grain pattern.
• Clay-Tempered Ko-Gunome Choji Hamon: Differentially heat-treated blade producing an intricate clove-blossom temper line with 59–60 HRC edge hardness and Midare Komaru-kaeri boshi.
• 18-Stage Master Hand Polish: Painstaking traditional stone polishing (Shangyan / Joutetsu) revealing crystal clarity, crisp shinogi ridges, and rich nie activity.
• Silver-Gilt Brass Koshirae: Solid brass tsuba, fuchi, kashira, and habaki electroplated in lustrous silver with finely sculpted warrior relief.
• Black Urushi & Polished Ray Skin Saya: Seasoned Honoki magnolia wood coated in deep natural black Urushi lacquer with an authentic polished white samegawa inlay near the collar.
• Pure Silk Ryugo Tsuka: Waisted hourglass-profile handle wrapped in genuine black silk cord over authentic white ray skin, secured by a single bamboo mekugi peg.

Features

Proprietary Hearth-Smelted Tamahagane Steel
Hand-smelted using traditional bloomery furnace methods from iron sand, then folded and refined to remove impurities while preserving the natural organic Ko-Itame hada that defines true Tamahagane swords.

Clay Differential Heat Treatment
Coated with traditional clay paste prior to quenching to create a hard 59–60 HRC martensite cutting edge while keeping the spine flexible (~45 HRC) to absorb heavy impacts without fracture.

18-Stage Traditional Japanese Stone Polish
Honed across eighteen sequential stages of Japanese natural waterstones by master sharpeners, bringing out optical contrast between the misty hamon, mirror-crisp kissaki, and steel surface.

Silver-Gilt Brass Mounts & Urushi Saya
Adorned with opulent silver-plated brass fittings depicting traditional warrior legends, paired with a lustrous black Urushi scabbard embellished with genuine polished ray skin.

Specifications

Package Contents

• 1 × Tamahagane Choji Katana
• 1 × Black Urushi Ray Skin Honoki Scabbard
• 1 × Premium Display Sword Stand
• 1 × Traditional Silk Sword Bag
• 1 × Luxury Gift Presentation Box
• 1 × Sword Care Kit (Sword Oil & Cleaning Cloth)

Maintenance & Care

• Keep Dry: Always wipe the blade clean with a soft dry microfiber cloth immediately after handling. Never touch carbon steel with bare skin.
• Periodic Oiling: Apply a light protective layer of choji mineral oil every 30 to 60 days to prevent atmospheric oxidation.
• Proper Storage: Store horizontally in its scabbard in a dry, room-temperature environment away from excess humidity.

Frequently Asked Questions

Is the Hamon real?
Yes, the Hamon is 100% authentic, formed through traditional clay tempering and differential quenching, not cosmetic acid etching.

What is 18-stage hand polishing?
The blade undergoes eighteen progressive stone polishing stages (Shangyan / Joutetsu) using traditional Japanese waterstones to reveal the subtle crystal structures, hamon activity, and flawless blade lines.

Can the sword be disassembled?
Yes. Built in traditional full-tang construction, the tsuka is secured with a removable bamboo mekugi peg for thorough inspection and maintenance.

Shipping Information

Orders are dispatched from our US domestic warehouse within 1–2 business days. Standard delivery across the United States takes 5–8 business days with continuous carrier tracking.

Warranty & Support

Backed by our 30-day craftsmanship warranty covering material and workmanship defects upon delivery. Contact our dedicated support team for prompt assistance.

Important Product Information

Due to the handmade nature of traditional swordsmithing, slight variations in grain texture, dimensions, and weight may occur. This sword is sharp and intended strictly for adults aged 18 and older. Buyers are responsible for adhering to local laws and regulations.