Yari in Shirasaya
Signature:Nagasone Kotetsu Nyudo Okisato
(We divide 4 sections for each sword as Saijyo saku, Jyojyo saku
Jyo saku and regular saku)
This blade belongs to Jyo Saku ranking.
The blade was polished.
Blade length:23.0cm or 9.05inches.
Sori:0cm or 0inches.
Width at the hamachi:2.27cm or 0.895inches.
Kasane:0.95cm or 0.37inches.
Whole Shirasaya length:58.5cm or 23.03inches.
Era:Edo period, around Kanbun era.
Shape:Regular width and thickness nice shape Yari.
Jitetsu:Masame Hada with Jinie attach.
Hamon:Nie Deki, bright Notareba.
Special feature : Nagasone Kotetsu is a former Echizen suit of armor craftman, and when he was 50 years old, he went to Edo around Meireki 2nd and became a sword maker. He is said to have been known as Sannojyo. He called himself Okisato, but Nyudo first used the letters Kotetsu (古鉄) and then Kotetsu (虎徹), and from August 4th Kanbun, he used the letters 乕徹. There is a singature Nagasone Kotetsu Nyudo Okisato. But we do not guarantee this signature. This is a solid spear with a bright Hamon, aothough there are some minor rusts in places.
Aoi Art estimation paper : whole Oshigata.