AS21017-Katana: Mumei(Ko-Mihara)

Katana in Shirasaya with Koshirae.
Signature : Mumei(Ko-Mihara)

(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 : Silver single habaki.
Blade length : 65.0 cm or 25.5inches.
Sori :1,06 cm or 0.41inches.
Mekugi : 3
Width at the hamachi : 2,98cm or 1.17inches.
Width at the Kissaki : 2,33cm or 0.91inches.
Kasane : 0,65 cm or 0.25inches.
The weight of the sword 640 grams.

Era :End of Kamakura period.
Shape: O-Suriage Mumei sword with wide and thick shape. Sori is deep and Kissaki is longer. Boshi is engraved on both sides.
Jigane : Ko-Itame-Hada and Ko-Mokume-Hada mixed. Jinie attached and thin Chikei worked.
Hamon : Niedeki Suguha. with Nezumi-Ashi and Koashi. Boshi is round shape.
special feature: NBTHK judged this sword as Ko-Mihara but in our opinion, the Jigane seems like Aoe, and in the registration card, it writes that this sword is Enju. This sword is Mumei so there are many opinions, but anyway, this sword is a high-ranking sword.

Koshirae :
Tsuba: Shakudo plate. Waves and a dragon is engraved with gold color.
Fuchikashira, Kojiri: Silverplate, waves are engraved with gold color.
Saya: Black Urushi Saya.

NBTHK Tokubetsu Hozon Token
Aoi Art estimation paper
Whole Oshigata.