Katana have been used by samurai each in the battlefield and for practising various martial arts, and modern-day martial artists continue to use many different katana. The graceful curve, the exquisite hamon, along with the exquisite fittings are all testaments into a craft steeped in hundreds of years of custom. https://johnathankllca.bloggip.com/26598347/katana-japanese-sword-options