Japanese Whetstones

Japanese Sharpening Stones 

At Chubo, our selection features all styles of stones and tools you need to care for your cutlery.

Maintaining best practices for razor-sharp edges and safe handling of your Japanese-style kitchen knives is essential. 

From full sharpening stone sets to singular Japanese whetstones for sale, we have something for all your knife care needs.

Please note—before purchasing one of our knife sharpening stones, it’s essential to understand which grit whetstones you need. We provide various grit sizes ranging from rough to super fine.

We recommend beginners read our complete guide to learn more about the proper sharpening process and Japanese knife maintenance tips.

Order Whetstones Made in Japan

Contact us if you need help deciding which grit stones best fit your situation. Protect your investment and keep your knives razor-sharp by purchasing our high-quality Japanese whetstones.


  • Are Japanese whetstones good? Japanese whetstones are some of the best tools for sharpening Japanese knives.
  • What is a Japanese whetstone? A Japanese made sharpening stone that tends to be softer but fast cutting to create a new edge for your blade.  Most commonly made from aluminum oxide, or silicon carbide ceramic with uniform particles for consistent results.
  • What whetstone do chefs use?  Chefs use a variety of sharpening stones depending on their knives.  Double-sided stones are popular in professional kitchens because they are efficient in that one stone has multiple grits and is ready to go quickly.
  • Should whetstones be soaked in water?  Whestones can be soaked in water until air bubbles stop rising to the surface.  Some new technology whetstones can be ready to use after splashing with water.