Uses

用途

Katana were used by samurai both in the battlefield and for practicing several martial arts, and modern martial artists still use a variety of katana. Martial arts in which training with katana is used include aikidō, iaijutsu, battōjutsu, iaidō, kenjutsu, kendō, ninjutsu and Tenshin Shōden Katori Shintō-ryū. However, for safety reasons, katana used for martial arts are usually blunt edged, to reduce the risk of injury. Sharp katana are only really.