<human>:  Why did the samurai have a katana in the movie ‘Snow Hunter’?
<bot>: The katana is the traditional weapon of the samurai. It is a long, curved, single-edged sword. The blade is typically between 18 and 36 inches (45–90 cm) long and is traditionally made from a single piece of steel. The hilt is typically wrapped in leather and covered with a sheath of lacquered wood.