This is Iyo Meito, a famous whetstone produced in the Iyo region of Ehime Prefecture. It is no longer mined and is a rare stone that rarely appears on the market. Its unique sharpening feel and warm color are its appeal. Iyo Meito is a slightly soft whetstone with a quick initial sharpening action and good mud release, making it ideal for the mid-to-final finishing of knives and planes. It gently sharpens even hardened blades, suppressing blade edge roughness while providing a thorough finish. This item allows you to enjoy the natural appearance and color, and the straightforward sharpening feel of a natural whetstone. Product Details ✔ Name: Iyo Meito ✔ Mining Location: Iyo, Ehime Prefecture ✔ Layer: Iyo Layer ✔ Color: Ocher to light orange-brown ✔ Pattern: Natural features such as light streaks and shades ✔ Hardness: Slightly soft to medium hard ✔ Uses: Finishing to mid-finishing of knives, planes, small knives, etc. ✔ Condition: Surface adjusted ✔ Size: See photos Features ✅ Rare Iyo Meito, mining discontinued ✅ Gentle sharpening feel and stable mud ✅ Wide range of applications from mid-finishing to final finishing ✅ Softer abrasive grains suitable for hardened steel ✅ Natural texture and practicality unique to natural whetstones ※ There may be streaks, unevenness, and small chips unique to natural whetstones, but there are no problems with use. ※ Please lightly moisten before use. Perform surface correction as needed. ✅ Free shipping (anonymous delivery) ✅ Immediate purchase welcome If you have any questions, please feel free to comment.