Japanese Diamond & Ceramic Knife Sharpener | Kai Seki Magoroku

Keeping your kitchen knives sharp has never been easier.

The Kai Seki Magoroku Diamond & Ceramic Knife Sharpener is designed so that anyone can sharpen a knife safely and easily, without learning complicated sharpening techniques or maintaining the correct angle by hand.

Unlike traditional whetstones, this guided sharpener uses three different sharpening wheels to restore your knife’s cutting performance in just a few simple passes.

Easy 3-Step Sharpening

Step 1 – Diamond Wheel
Repairs worn and dull edges by removing damaged metal.

Step 2 – Ceramic Wheel
Refines the blade and improves sharpness.

Step 3 – Fine Ceramic Wheel
Polishes and smooths the cutting edge for a clean finish.

The package includes clear illustrated instructions, making it suitable even for first-time users.

After sharpening, simply slide the transparent cover over the sharpening wheels to keep metal filings contained for clean and tidy storage.

Perfect for maintaining your everyday Japanese kitchen knives at home.

Please note: This sharpener is designed for double-bevel knives only.