Naniwa 1000 Grit Professional (Chosera) Stone

The Apex of Sharpening: Naniwa 1000 Professional Stone



For the craftsman who understands that the edge is everything, there is the Naniwa 1000 Professional Stone. This is not merely a tool for sharpening; it is the heart of a precision sharpening system, revered globally by master chefs, woodworkers, and knife enthusiasts for delivering an unparalleled sharpening experience. At the 1000-grit level, it is the quintessential workhorse—aggressively re-establishing a flawless primary bevel on a dull blade while leaving a refined, toothy edge ready for the most demanding cuts.



The soul of this stone lies in its advanced magnesia-bonding process. This proprietary method creates a supremely dense yet friable surface, packed with a higher concentration of premium abrasive. The result is a sharpening sensation that must be felt to be believed: a swift, almost effortless cutting action with a smooth, velvety feedback that communicates the state of the edge directly to your hands. As you work, it generates a rich, uniform slurry that aids in polishing the steel, creating the beautiful, hazy kasumi finish prized on high-end Japanese cutlery.



This is more than a purchase; it's an investment in the art of sharpening. Choose the Naniwa Professional when you seek not just a sharp knife, but mastery over the edge itself.


SKU: P-310

Availability: In stock

$83.95
  • Details

    • Unrivaled Tactile Feedback: The signature magnesia-bonding creates a smooth, glass-like surface that provides rich, audible and physical feedback, allowing for ultimate control.
    • The Quintessential Workhorse Grit: A perfectly balanced 1000 grit for rapid steel removal on dull knives and establishing a clean, sharp, and durable working edge.
    • Rapid, Yet Refined Cutting Action: A high density of premium abrasives ensures fast sharpening without the harshness of other stones, protecting the integrity of your blade.
    • Produces a Refined Kasumi Finish: The fine, consistent slurry polishes the blade's bevel, creating the beautiful and traditional soft-contrast finish sought after by collectors.
    • Immediate 'Splash-and-Go' Readiness: As a dense, low-porosity stone, it requires no soaking. Simply splash with water and begin, making it ideal for both long sessions and quick touch-ups.
    • Superior Longevity: Engineered to be exceptionally hard and slow-wearing, offering a long service life with only occasional flattening required.
    • Generous and Stable Platform: At 210mm x 70mm x 20mm, it provides a large, stable surface area to ensure straight, consistent strokes for any blade size.
    • The Benchmark from Japan: Manufactured by Naniwa, this stone represents the pinnacle of modern Japanese abrasive technology and quality.

    Additional Info

    Grit 1000
    SKU P-310
    Brand Naniwa Abrasives
    Country of Manufacture Japan
    Manufacturer's Part Number P-310
    Manufacturer's Suggested Retail Price No

    Write Your Own Review

    You're reviewing: Naniwa 1000 Grit Professional (Chosera) Stone