The swords were generally similar to Karatachi (Chinese-style sword), but their hilts and scabbards became slenderer and more elegant, and the blades were substituted by iron bars, making the swords ritual objects dedicated to ceremonies.
全体的に前時代の唐大刀に似るが、柄や鞘が細長く優美になり、内部には刀身ではなく細い鉄棒状のものが入っているだけで、純然たる儀仗用の外装である。