Japanese sword

Japanese sword (にほんとう, Nihontou), which is a general term for foreigners to Japanese traditional swords, its full name is a plane fragmented complex dark light pattern blade. According to the shape and size, it can be divided into Tachi,Katana, Wakizaki (weak finger),Tanto, etc. Among them, the swords called by the Japanese refer to the type of swords in the shape of Dadao; Japanese swords in a broad sense also include long rolls, Naginatas, swords, spears, etc.