The style is Shinogizukuri with Iorimune. The width and thick is usually.
Also Curvature is shallow and chu-kissaki.
Nakago is original, and design of the file is kaichigai, and end of nakago is Shallow Kurishiri.
Front side has Soken and Bonji(Fudomyo, Amidanyorai) and Soei, back side has Soken and Hi and Soehi.
Koitame and Mokume is densely, It have a lot of jinie.
Sguha and gunomemidare. habuchi has Nie and a lot of Sunanagashi. Hachu with kinsuji and inazuma. Boshi is form of the Hamon and Komaru.
He is a swordsmith of the early Edo period, and he was born in Yamato. Also, he moved to Suruga(now Shizuoka), and he is hired for Ieyasu Tokugawa.
After that, he moved to Kisyu(now Wakayam) together Yorinobu Tokugawa.
His descendant follows until the end in the Edo era in Wakayama.
ハバキ(habaki) ：Made of copper with cover of gold. and pattern is double Habaki.
鍔(tsuba) ：Made of silver and design is Nami Chidori(wave and plover).
縁頭(fhchikashira)：Made of siver and design is wave.
コジリ(kojiri): Made of siver and design is wave.
目貫(menuki) ：Made of siver and design is wave and wheel.
割笄(warikogai): Made of siver and design is wave.
柄(tsuka) ：The shark skin has Oyatsubu. The Tsukamaki is nando(gray navy blue) of pure silk, and Tsumami
鞘(saya) ：Base color is Kuoro. Gold makie of wave and plover, and Raden is crest of a wave and plover
「刀身の状態 condition of blade」
研：Polishing is good condition.
傷：There is no crack.