AS21490-Wakizashi : Kii Kuni Yasutsuna

Wakizashi in Shirasaya(NBTHK Tokubetsu Hozon Token)
Signature :　Kii Kuni Yasutsuna. 紀伊國康綱　　

(We divide 4 sections for each sword as Saijyo saku, Jyo-jyo saku Jyo saku and regular saku)
This sword belongs to Jyo Jyo saku ranking.
The blade was polished.
Habaki:　copper single habaki
Blade length:　54.0　cm or 21.25 inches.
Sori:1.0cm or 0.39 inches.
Mekugi: 1
Width at the hamachi: 2.84　cm or 1.11 inches.
Width at the Kissaki: 1.87cm or 0.73 inches.
Kasane: 0.63cm or 0.24 inches.
The weight of the sword: 475grams.
Era : Edo period Kanbun era　　1661
Shape: Regular width and thicness Wakizashi with moderate Sori, longer Kissaki. The shape is good.
Jigane : Ko Itame Hada and Ko Mokume Hada mixed.
There are Utsuri appear. The Jigane is clear.
Hamon : From Hamachi is Ko Nie Deki Suguha Hamon, and then Nioi Deki Choji Midare with Ko Ashi and Yo to the Yokote line.
Boshi is round shape.

Special feature: Kii Kuni Yasutsuna was a swordsmith of Kii province.
He was a student of Bicchu Kami Yasuhiro.
The blade has Choji Midare with Utsuri. The blade looks Koto Ichimonji.

From Aoi Art: At a glance, the blade reminds of Katayama Ichimonji.
It is regrettable that there is a Kitae Ware about 5 cm from the Hamachi on the Sashi Ura side. The blade passed the NBTHK Tokubestu Hozon because the quality is very good.

NBTHK Tokubetsu Hozon Token
Aoi Art estimation paper: whole Oshigata.