AS21390-Tanto: Mumei

Tanto in Shirasaya with Koshirae.

Signature: Mumei (Shinshin to)

(We divide 4 sections for each sword as Saijyo saku, Jyo-jyo saku Jyo saku and regular saku)
This sword belongs to Jyo saku ranking.
The blade was polished.
Habaki :　Brass single habaki.
Blade length :　17.8cm or 7.0 inches.
Sori :0.1 cm or 0.039 inches.
Mekugi: 　1
Width at the hamachi: 2.5cm or 0.98 inches.
Kasane : 0.53 cm or 0.20 inches.
The weight of the sword:140 grams.
Era: Late Edo period.
Shape: unusual Kanmuri Otoshi style.
Jigane: Koitame hada well grained with jinie attach.
Hamon :Konie deki gunome midare and asha .
Bo-shi is round shape.

Special feature: This style Tanto was popular in the late of Edo period.
This kind of Tanto is use for self-defense so it is very sharp.

Koshirae:
Tsuba: Brass, There is some engraving on the rim.
Fuchikashira: Brass, plants are engraved.
Saya: Dark brown Saya.
Kogai: Brass with some engraving.

Aoi Art estimation paper: whole Oshigata.