Ryusen Damascus Santoku Knife 17.5 cm Poplar Handle Gurenhiryu KAI GH-107

Gurenhiryu KAI by Ryusen: The pure expression of high Japanese bladesmithing

The Gurenhiryu KAI series stands as the pinnacle of Ryusen’s vision. A creation that merges traditional Japanese forging with the new era of high performance steels, resulting in what may be the most advanced and refined knives Ryusen has ever introduced.

High performance SPG STRIX steel

At the heart of every Gurenhiryu is the new SPG STRIX material, a groundbreaking evolution in powder steel technology. Despite reaching an impressive hardness of 65 HRC, which approaches the upper limit for stainless steel, SPG STRIX sharpens with ease and delivers remarkable edge retention. Its ideal balance of metallic matrices and hard carbides allows each Gurenhiryu blade to perform with exceptional precision, from the thinnest slices to demanding, clean cuts through meat or vegetables.

Blade with 63 layer Damascus and ergonomic curvature

The blade features 63 layers of Damascus steel and a distinctive curvature reminiscent of the elegance of a Japanese katana. This shape is not only visually striking but also a functional advantage, creating extra clearance between handle and cutting surface for a smoother cutting flow. Transitions between ingredients feel seamless, resistance is minimal and each cut carries a sensation of silky accuracy.

Handle crafted from stabilized poplar

Where blade and handle meet, a vivid decorative pattern is applied by Ryusen’s artisans entirely by hand. Inspired by flames, it symbolizes intensity, dedication and the connection between maker and the cook who will use the knife in daily practice.

The handle is crafted from stabilized poplar infused with red resin, creating a striking natural pattern with rich depth and unique grain. The Japanese Wa style ergonomics offer instant comfort, ideal balance and a sense that the knife becomes one with the hand from the very first use. Light yet solid, the handle completes the knife’s aesthetic and supports extended use during advanced culinary techniques.

Limited production

The Gurenhiryu KAI series is produced in extremely limited numbers. Each knife is individually forged by Ryusen’s craftsmen through a demanding sequence of time intensive hand processes. These are not mere tools but investments in elevated culinary performance and in an object that carries the true essence of Japanese craftsmanship.

Specifications:

• Series: Ryusen Gurenhiryu KAI

• Knife type: Santoku

• Blade material: SPG STRIX

• Blade finish: 63 layer Damascus

• Rockwell hardness: 65 HRC

• Blade length: 17.5 cm

• Handle type: Japanese Wa

• Handle material: Stabilized poplar with red resin

• Double bevel

• Suitable for right and left handed users

• Made in Echizen, Fukui, Japan