The katana is a traditional Japanese sword known for its distinctive curved, single-edged blade, circular or squared guard, and long grip that can accommodate two hands. It has a rich history, often associated with the samurai class of feudal Japan, symbolizing honor and discipline. Crafted using a unique folding technique, the katana is renowned for its sharpness and strength. The sword is not only a weapon but also a work of art, with intricate designs on the blade and hilt. Today, it is celebrated in martial arts and popular culture, representing the spirit of the samurai.