Order number : AS17046
Katana in Shirasaya (NBTHK Tokubetsu Hozon Paper)
Shumei signature: Kanenaga (Chu-Koto, Josaku, Owazamono)
Hon-a (Kao) (Koson.)
The blade was polished.
Blade length : 68.5 cm or 26.92 inches.
Sori : 1.6 cm or 0.62 inches.
Width at the hamachi : 2.84 cm or 1.11 inches.
Width at the Kissaki : 1.97 cm or 0.77 inches.
Kasane : 0.61 cm or 0.24 inches.
Weight of only blade: 535g
Era : Nanbokucho period.
Shape : This blade is regular sized Katana with nice Sori and long Kissaki. It’s nice shape.
There are Bohi on the both sides of blade.
Jitetsu : Itame and Mokume mix, and works very well, with much Jinie and Chikei attach.
Jitetsu have wet appearance. There is Utsuri on Jitetsu.
Hamon : Ko-nie based, uneven Gunome midare. It’s very bright and beautiful Hamon.
There are many Ko-ashi and Yo in Ha. And there are Sunagashi in Ha.
Boshi is Midarekomi style.
Special feature : Hon-ami Koson appraised this sword as Kanenaga and
write it on the Nakago with reddish urushi. He was a quite famous judge of Japanese sword. Koson was born in 1879 as a son of retained polisher of the domain of Maebashi in Joshu province. Koson published
several books about the secrets of judging sword and passed away in 1958.
Kanenaga was student of Nagayoshi in Bishu Osafune school.
Kanenaga was very good at Soden Bizen.
This blade is very high quality. And Hamon is bright and beautiful Gunome.
Historical background: Ashikaga Yoshimitsu resolved the rift between
the Northern and Southern Courts in 1392.
NBTHK Tokubetsu Hozon Paper
Aoi Art estimation paper : whole Oshigata.