AS20173-Katana: Mumei

Katana in Shirasaya

Signature : Mumei

(We divide 4 sections for each sword as Saijyo saku, Jyojyo saku Jyo saku and regular
saku)
This sword belongs to ranking.
The blade was polished.
Habaki : Silver single habaki.
Blade length : 66.3 cm or 26.10 inches.
Sori : 1.4cm or 0.55 inches.
Mekugi : 2
Width at the hamachi : 2.98cm or 1.17 inches.
Width at the Kissaki : 2.17cm or 0.85 inches.
Kasane : 0.57 cm or 0.22 inches.
The weight of the sword 655grams.
Era : Unknown
Shape : Suriage Mumei Katana, regular width and thickness with large Sori, longer Kissaki.
Jigane : Ko Itame Hada well grained with Jinie attach.
Hamon : Nie Deki, rounded Gunome Midare.

Special feature: At a glance, the blade reminds of Ayasugi Hada.
But it might be a retemper sword. The blade is very unique.

Koshirae :
Saya : Black Color.
Tsuba : Round shape iron Tsuba with openwork.
Menuki : Dragon is engraved with gold color.
Fuchikashira: Iron arrow head is engraved with silver color.
Kojiri: Iron arrow head is engraved with silver color.

Aoi Art estimation paper:
whole Oshigata