KIREAJI
Super Steel (Honyaki) Gyuto 210mm-Kido Finishing
Super Steel (Honyaki) Gyuto 210mm-Kido Finishing
Shipping is free to the United States and Canada.
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<Type>
Gyuto
- Double-edged
- Kido Finishing
<Material>
- Blade: Super Steel
- Handle: Ebony & Buffalo horn
<Size & Weight>
- Handle to tip length: 218 mm
- Blade height: 46 mm
- Thickness: 1.9 mm
- Weight: 185 g
<Brand Name>
Shiroyama (Made in Sakai, Osaka)
Shipping & Returns
Shipping & Returns
Shipping is free to the United States and Canada.
After receiving an order from the customer, the craftsmen in Sakai City attach a handle to the Japanese knife and, if requested, perform Honbazuke as well. Therefore, it takes approximately 2 to 4 weeks to deliver the product.
Please refer to our return policy.

What Makes This Knife Truly Special
A Super Steel Honyaki Gyuto Refined for Everyday Precision
This Super Steel Honyaki Gyuto is forged for balance, durability, and clean cutting performance. Finished in the traditional Kido style, it offers a refined surface and smooth food release. The double-edged blade provides versatility and comfort across a wide range of kitchen tasks. Final sharpening is performed by Kohei Yamatsuka, son of renowned traditional craftsman Tadayoshi Yamatsuka, delivering a precise, dependable edge. Fitted with an ebony handle and buffalo horn ferrule, this gyuto blends professional reliability with understated elegance.
Please watch the video to see the exceptional cutting performance of Super Steel(Honyaki)
Super Steel (Honyaki) Yanagiba(Ultra thin) 300mm -Mirror Polished(one side)
COLLABORATION: JAPANESE FOOD TECHNOLOGY CHANNEL ON YOUTUBE
Super Steel (Honyaki) Mukimono 180mm-Mirror Polished(both sides)
COLLABORATION: JAPANESE FOOD TECHNOLOGY CHANNEL ON YOUTUBE
KIREAJI's Three Promises to You
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1. Forged in the Legacy of Sakai
From Sakai City—Japan’s renowned birthplace of professional kitchen knives—each blade is crafted by master artisans with over six centuries of tradition. Perfectly balanced, enduringly sharp, and exquisitely finished, every cut carries the soul of true craftsmanship.
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2. Thoughtful Care for Everyday Use
Every knife includes a hand-fitted magnolia saya for safe storage. Upon request, we offer a complimentary Honbazuke final hand sharpening—giving you a precise, ready-to-use edge from day one.
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3. A Partnership for a Lifetime
A KIREAJI knife is more than a tool—it is a lifelong companion. With our bespoke paid aftercare services, we preserve its edge and beauty, ensuring it remains as precise and dependable as the day it first met your hand.
Why Many Product Photos Show Only the Blade
At KIREAJI, every knife is made to order in Sakai, Japan. Photos show the blade before the handle is attached, allowing artisans to perfect the balance and edge for your specific order. Your knife arrives fully finished — tailored just for you.
Global Delivery from Sakai
Across the world, discerning cooks seek authentic Japanese knives from Sakai — Japan’s legendary knife-making city with over 600 years of tradition.
At KIREAJI, we work alongside master artisans in Sakai to fulfill that desire, shipping genuine handcrafted knives directly from the workshop to kitchens worldwide.
Precautions
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1. Honbazuke (Initial Sharpening)
If you wish to request Honbazuke, please select “Yes” when ordering. This service is provided free of charge.
Honbazuke is a practical initial sharpening performed for first use. As the knives are shipped internationally, the blade must be protected during transit. You may make final adjustments yourself to suit your personal preferences. -
2. Protective Coating on New Japanese Knives
New Japanese knives are coated with a transparent protective liquid vinyl coating to prevent rust during storage and international shipping.
Especially on mirror-polished blades, this coating may appear as a rainbow-like film depending on the lighting. This is not a defect in the steel or the finish.
How to remove the coating:
・Wash the blade gently with a sponge and mild dish soap, then rinse with lukewarm water.
・If difficult to remove, gently wipe while washing using tissue paper or a soft cloth.
・If residue remains, wiping with a cloth lightly moistened with alcohol (sanitizing ethanol) is effective.
・Never use metal scrubbers or abrasive cleaners, as they may damage the blade surface. -
3. Handcrafted Nature
Each knife is handcrafted by skilled artisans and is therefore unique.
Minor scratches or marks may be visible as a result of the handmade production process. These do not affect performance or functionality. We kindly ask for your understanding in advance. -
4. Natural Materials
As buffalo horn is a natural material, color variations may occur. The actual product may differ slightly from the photos shown.
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5. Measurements
Please consider the listed weight and length as approximate values.
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6. Inventory
We carefully manage our stock. However, in the rare event that an item becomes unavailable after ordering, we will notify you by email.
If you have any questions, please feel free to contact us. (Estimated reply time: within 10 hours)
Features of Super Steel (Honyaki)
Recommended Users for Super Steel (Honyaki)
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1. Professionals Who Demand Uncompromising Performance
Engineered through vacuum hardening and sub-zero treatment, Super Steel achieves an exceptional hardness of HRC62±1 with edge retention to match. It is built for chefs operating in high-pressure environments — sushi bars, fine dining kitchens, and any setting where precision and consistency are non-negotiable.
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2. Those Who Appreciate Both Tradition and Modern Engineering
Super Steel brings together the time-honored craft of honyaki forging and the advantages of contemporary metallurgy — including rust resistance and ease of maintenance. It is an ideal choice for passionate cooks who want a blade rooted in authentic Japanese tradition without sacrificing practicality.
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3. Chefs Who See the Knife as an Extension of Their Craft
The tactile feedback, distinctive sound, and refined cutting feel of Super Steel create a deeper connection to the act of cooking itself. For those who approach the kitchen as an art form, this is a blade that evolves alongside their technique — becoming more personal with every use.
Before Using a Japanese Knife
A knife is more than a tool—it’s the heart of cooking. Learning how to use it properly helps protect its quality, durability, and safety, so you can enjoy it for years while elevating every meal.
Japanese Knife Care
With the right daily care, your knife will stay sharp and reliable for a long time. Here, we share the key points to keep it in peak condition and extend its lifespan.
After-Sales Service
At KIREAJI, we ensure your knife can be cherished for years with our dedicated after-sales service, provided by the Shiroyama Knife Workshop. For repairs or maintenance, please apply through the link below.
Why Great Chefs Value a Good Knife
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A great knife is more than a kitchen tool. It affects how ingredients are cut, how flavors are preserved, and how naturally a cook can work in the kitchen.
A well-crafted knife allows for cleaner cuts, greater control, and a more comfortable cooking experience — especially during long preparation sessions.
In this video, discover why professional chefs place such importance on high-quality knives, and how the right knife can deepen both precision and enjoyment in everyday cooking.
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