Signature : Mumei(unsigned) attributed as Kashu Ietsugu.
Sue koto:Cyujyo saku:Wazamono cutting test ranking:Kaga province.
The blade was polished.
Habaki:silver single habaki.
Blade length : 66.97cm or 26.36inches.
Sori : 2.1cm or 0.82 inches.
Mekugi : 1
Width at the hamachi : 2.78 cm or 1.09 inches.
Width at the Kissaki : 2.04 cm or 0.80 inches.
Kasane : 0.60 cm or 0.23 inches.
Era : Muromachi period, around Eisho era.
Shape : Regular size Katana with deep Sori.
Jitetsu : Ko-Itame Hada well grained with Jinie attach. The Jigane is clear.
Hamon : Nioi Deki, Suguha base with ko-Gunome Midare mix.
There are Ko-Ashi.
Special feature : Mumei, Kashu Ietsugu also called Kaga Aoe.
It is said that the blade looks like Aoe school. the signature is also very similar.
Tsuba : Round shape iron Tsuba with brass inlay. Heianjo school.
Fuchikashira : Shakudo, flower is engraved with gold color.
Saya : Black Roiro Saya.
Menuki : Shakudo, flower is engraved with gold color.
NBTHK Hozon paper.
Aoi Art estimation paper : whole Oshigata.