Tsuyo carries the sense of strength, power and willpower — and this katana was built to look the part. The mount runs deep matte black from saya to wrap, a sword for the collector who keeps strong convictions and wants the steel to say so on the shelf as much as in the hand.
Specifications
| Blade steel | Refined T10 carbon steel |
|---|---|
| Blade colour | Gray |
| Tsuba | Finely carved solid brass |
| Saya | Lacquered solid wood, deep black |
| Tsuka | Solid wood, black shagreen leather, diamond braiding |
Dimensions
| Total length | 103 cm |
|---|---|
| Blade length | 71 cm |
| Handle length | 26 cm |
| Blade width | 3.2 cm |
| Blade thickness | 0.7 cm |
Forging & Steel
The gray blade is forged from refined T10 tool steel, a high-carbon tungsten alloy prized for the way it takes a hard edge while keeping the spine resilient. Differential hardening sets that edge keen and the body springy, so the sword answers a cut without chipping. It is a steel chosen for work, not show — the kind of blade that rewards being swung as much as displayed.
Mount & Fittings
The fittings match the discipline of the steel. A carved solid-brass tsuba anchors the collar, the black-lacquered solid-wood saya runs the same deep matte black down its length, and the handle is wrapped in black shagreen leather under tight diamond braiding over a black sageo. Nothing on the Tsuyo breaks the monochrome — the result is a sword that reads as a single, deliberate statement, severe and unadorned, the way a tool built for conviction should.
Is it battle-ready?
Yes. The Tsuyo is a sharpened, functional T10 blade on a full-tang build, equal to controlled tatami cutting and to standing proud on a stand. For another T10 piece compare the Wakizashi Kaiyō, or step into folded steel with the Katana Hebi. The whole katana range is built to the same standard.
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