Myojin Cobalt Special COSP Santoku 180mm

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The Cobalt Special (COSP) knives from Myojin Riki feature blades crafted from Cobalt Special steel, a high-end Japanese stainless steel known for superior edge retention, sharpness, and corrosion resistance.

Enriched with carbon and chromium, it offers excellent durability. The addition of cobalt, molybdenum, and vanadium enhances its hardness, making it ideal for everyday use.

Pros Cons
  • Easy to look after
  • Excellent fit and finish
  • Thin behind the edge
  • More sharpening needed


Care Instruction
  1. Don't cut hard things! Japanese knives are brittle so bone hacking is a NO NO!
  2. Wash with natural detergent after use, and wipe dry;
  3. Please don't wash knife with dishwasher, it will damage the wood handle;
  4. Be careful not to leave the knife close to a heat source for a long time;
  5. It is a lot more dangerous to cut with a blunt knife than a sharp knife!
  6. It is best to sharpen a Japanese knife regularly on a waterstone.

 

Line Myojin Cobalt Special COSP
Profile Santoku
Bevel Type Double Bevel
Weight 129 g        4.55 oz
Edge Length 172 mm   .6.77 inch
Heel Height 47 mm     .1.85 inch
Width @ Spine 2.1 mm     0.08 inch
Width @ Mid 2.1 mm     0.08 inch
Width @ 1cm from Tip 0.9 mm     0.04 inch
Steel Blue 2 / Aogami #2 | Carbon
Blade Construction Sanmai - Stainless Clad
Hardness (HRC) 61 - 63
Surface Finish Migaki
Handle Octagonal Teak Black Ferrule
Region Tosa
Best for
  • First-timers
  • Pro chefs

Most of our products are handmade in Japan, and sometimes the one that you receive maybe slightly different to the photo. This is very common and in no way it will affect the performance of the product.

If you have any questions or concerns, please do feel free to let us know.

AUTHENTIC JAPAN

authentic japan

Kakumei and its sister shop Knives and Stones has been in the Japanese homeware industry for almost 10 years. We have suppliers all over Japan: from Nigara Hamono in Aomori to the Satsuma Kirko Kagoshima.

We work hard to bring you some of the most trendy

Price Guarantee

We work directly with our suppliers in Japan and we have container shipments arriving regularly, and most importantly we sell direct to the public. Through the website and our 3 shops.

We are proud to privde you with the best products at the best prices. If you see a cheaper price elsewhere, please let us know and we will match them.

Price Guarantee