Constant Sub Katana clay tempered this blade is a must-have

this blade is a must-have for every swordsman at heart

Durability and Craftsmanship

The Sanemi sword guard (tsuba) showcases an angular eight-point geometric style

unpredictable — exactly how it should be

Its striking design and intricate details make it a masterpiece of craftsmanship

Constant Sub Katana clay tempered this blade is a must-haveThe Constant Sub Katana is a rare blade forged not just with steel, but with deliberate complexity. At its core lies Shihzume gitae (), an advanced traditional forging method where the hard steel core is sealed from all four sides with softer layers. This structure offers remarkable balance: strength where it matters, and resilience where its needed. Its a forging style rarely seen today demanding, precise, and absolutely beautiful in cross section.