Katana Info Katana Guides & Knowledge Hub » sori

The sori is the characteristic curvature of a katana blade and one of the most recognizable features of a Japanese sword. More than an aesthetic detail, the curve influences cutting efficiency, drawing speed, handling, and overall balance. Developed through centuries of battlefield experience and refined swordsmithing techniques, different styles of sori emerged to suit various periods and combat needs. This guide explores how sori...