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Koji Hara Custom Limited Edition "KOJI R-2 Nickel Custom Damascus" KH-340 Gyuto 210mm (8.2 Inch, Sand-Purple Color Stabilized Box Elder Wood Handle)

Availability: Normally ships the same day

Koji Hara is our favorite custom knife makers and one of the most famous Japanese custom knife makers in Japan. This fame is unusual, as it is very rare for Japanese custom knife makers to become famous or popular throughout the entirety of global knife market. Koji Hara is similarly noteworthy because his custom knives have earned him prestigious awards at several major knife shows. As a result of these successes, we consider Koji Hara to be a 'Pioneer' of the Japanese knife industry and one of the greatest custom knife makers alive.

Koji Hara is passionate about creating innovative custom knives that showcase his artistic design skills and his expert use of knife making techniques. For many years, he attended all of the major knife shows around the world and gradually, over time, he built up a solid reputation for producing very consistent, high quality knives. Throughout these several decades, Koji Hara’s steadfast passion for knife making and his genuine desire to delight his customers have remained constant. So, you could say that these two desires are the 'secret’ behind his great reputation.

 You can see many of Koji Hara’s beautiful custom knives in the "Koji Hara Collection" at our sister site JapaneseKnifeDirect.com, which specializes in Japanese folding knives and outdoor knives.

Recently, we asked Koji Hara to produce a very special Custom Kitchen Knife for us. This time, Koji Hara successfully used all of his energy and experience in traditional hammer forging to create  unique vortex Damascus pattern, which we are calling "KOJI Damascus"!!! The Beautiful and Powerful appearance of Koji’s Special Mirror Polished R-2 Nickel Damascus blade perfectly matches his custom handcrafted Sand-Purple Color Stabilized Maple Wood Handle and hand-engraved Bolster. The unique handle shape provides a fantastic grip and it balances the weight of the blade exquisitely.

This very special limited edition custom kitchen knife from Koji Hara includes a hand-crafted custom black leather knife sheath.

In addition to being produced with top quality craftsmanship and materials, we believe this knife will be very pleasurable to own and add to your collection.

The Gyuto is the Japanese version of the classic Western Chef’s knife. It can be used with a variety of different cutting techniques to achieve a wide range of kitchen tasks and is suitable for cutting the vast majority of meats, fish, vegetables and fruits. The Gyuto is true multi-purpose knife.

Knife Model: Koji Hara Custom R-2 Nickel Damascus Gyuto 210mm

Blade Material: R-2 Nickel Custom Damascus 

Rockwell Hardness (HRc): 62

Blade Grind and Edge Shape: Double Bevel Edge 50/50

Handle Material: Sand-Purple Color Stabilized Maple Wood Handle With Stainless steel bolster

Saya Included: Yes. (Black Leather Sheath and Nishijin Pouch

Gyuto 210mm (8.2")
Cutting edge length: 208mm
Total Length: 330mm
Blade Thickness: 2.6mm
Blade Width: 48mm
Handle Length: 132mm
Total Weight: 208g



This knife comes with 50/50 double bevel edge geometry for both right and left handed use.

For your information, Japanese Kitchen knives are generally designed for right hand use with a slightly thicker and rounded grinding on the right side blade and a less rounded (almost straight flat) grinding on the left side blade. However, both right and left hander can use the knives that have double bevel edge sharpened 50/50 without problems.  

We believe the quality and cutting performance of Japanese knives are the best in the world, and hope you enjoy fine craftsmanship and sharp edge with your new knife. With proper cares, every Japanese knife should be your special cooking partner for long times.


This is the Powdered High Speed Tool Steel blade kitchen knife that has a rust resistance for easy maintenance. However, it may get rust, if kept in wet condition.

  • Please do not put the knife in the dishwasher machine for cleaning.
  • Please do not leave the knife in water or wet condition for long time.
  • After using, please hand wash the blade, bolster and handle thoroughly, and wipe it clean and dry with soft clothes, and keep it in dry place.
  • This is an extremely sharp knife. Please use special cares in using and storing it.
  • Unlike German made knives, Japanese knife blades are ground to thin cutting edge for sharper cutting and easier re-sharpening. Please protect the edge from hitting hard materials to avoid chipping or cracking.
  • Please do not use it to cut bone or frozen foods, any hard shell foods such as lobster and crab.
  • We recommend using Japanese whetstones to re-sharpen the knife, when it gets dull.

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