Katana saya are the scabbards that protect and store katana blades. Saya are typically made of wood, lacquer, and metal, and they come in a variety of sizes and styles.
The bohi (bo-hi) refers to one or more grooves that are cut into the blade of the sword, running along the blade from the base to the tip
The kissaki is the pointed end of the katana. It is typically slim and sharp, making it ideal for stabbing and thrusting attacks.
A hamon is a line that appears on the blade of the katana. It is created by heated the edge of the blade to a higher temperature than the body of the blade.
Katana sori refers to the curve of a katana blade. It is an important aspect of the sword's design, and affects the way the weapon is used.
One of the most distinctive features of the katana is its curve. But why are katana curved?