An authentic had an average cutting edge length () of 70–80 cm (– in), and compared to a katana, was generally lighter in proportion to its length, had a greater taper from hilt to point, was more curved and had a smaller point area for penetrating heavy clothing.
An authentic had an average cutting edge length () of 70–80 cm (– in), and compared to a katana, was generally lighter, in proportion to its length, had a greater taper from hilt to point was more curved and had a smaller point area for penetrating heavy clothing.