Yoshihiro is a brand by Yamawaki Cutlery Mfg. Co. Ltd.---one of the biggest knifemakers in Sakai, Japan. The cutlery ("hamono") was established in 1945 and has been providing high-quality knives for home and professional use.
Some of the well-known blacksmiths working with them are Genkai Masakuni, Kenji Togashi, and Yoshikazu Ikeda.
Yamawaki hamono is a certified "Sakai Wazashu". It is a certification by the Sakai Chamber of Commerce and Industry granted to excellent Sakai companies that preserve traditional techniques. There are only four hamono in Sakai with this certification.
Total length: 414mm Blade length: 261mm Blade height at heel: 33.7mm Spine thickness at handle: 3.8mm Spine thickness at heel: 3.6mm Spine thickness at middle: 2.5mm Spine thickness 1cm from the tip: 1.7mm Weight: 207g