This is a Showa-era gyuto (chef's knife). It has been sharpened on a natural stone. It cuts very well. As of 2025, a Kamakura Masamune knife with a blade length of 180mm is on sale for 23,500 yen. The knives of the 24th generation Masamune (Tsunehiro Yamamura) are masterpieces that inherit the tradition of Kamakura swordsmiths while being tailored for modern cooking. They are characterized by sharpness and beauty rooted in Japanese sword techniques, combining practicality and cultural value. ▲ Minor scratches and rust marks due to cleaning, sterilization, and sharpening ▲ Please check the photos for the current size. Blade length: 240mm (from the heel) Weight: 187g Spine thickness: 2.1mm (at the heel) Blade material: All steel Handle: Through-tang, Mitsume (three-eye) The images are everything, please check them carefully. This is a personal item that has been stored for a long time, so please consider this before purchasing if you are concerned about its condition. Shipped in simple packaging. Immediate purchase is OK. Thank you.