AS20603-Katana: Mumei (Osafune Yoshikage)

Katana in Shirasaya with Koshirae and box.
Signature :　Mumei (Osafune Yoshikaage)
AOI Bijyutasu Syosin Kanteisyo NBTHK Tokubetsu Hozon Token
(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 : 68.1　cm or 26.8 inches.
Sori 1.6:cm or 0.62 inches.
Mekugi : 3
Width at the hamachi :3.0 cm or 1.18 inches.
Width at the Kissaki : 2.2cm or 0.86 inches.
Kasane : 0.6 cm or 0.23 inches.
The weight of the sword 685 grams.
Era : Nanbokucho period. 1342
Shape : Handachi style.
Jigane :Itame hada well grained with jinie attach clear Utsuri apper.
Hamon :Niedeki Kogunome midare,with small ashi and yo work,
In hamon, many sunagshi Kinsuji work
especially From the Monouchi to Yokote , very active teemper lines.

Special feature:Yoshikage was a son of the Kagemitsu
and a student of the Chikakage. His subject was influenced a lot
from his father Kagemitsu especially Kataochi gunome midare hamon.
The blade is active kogunome midair with ashi,
from the Monouchi area to Kisski, very
active así, yo , sunagashi and kinsuji scatter in Hamon.
Bo-shi is midarekomi style with kinsuji work.

Koshirae : Handachi Koshirae.
Saya :On the black ishime ji,
many Kuyo-mon family crests are engraved with black roar saya.
Tsuba :Kiku style Syakudo plate.
Menuki : Kuyo-mon is engraved with silver color.
Fuchikshira, Kojiri,Kurikata: On the silver plate,
Karakusu moyo style is engraved.

Box with key:
We think it was made around Edo period. The box also drawn a Kuyo-mon. Very matched with the Koshirae.

From Aoi Art : The blade is typical Nanbokucyu style Osuriage
mumei nice shape. Jigaane is item had well grained
with jinie attach and utsuri appear wonderful fine texture
and active Hamon kogunome midare.
from Hamachi area to Kisski fantastic active temper line kogunome, sunagashi Kinsuji and also yo work.
Bo-shi is also nice gunome midre and kinsuji work.
Koshirae is all matching nice Koshire.
We recommend this sword with koshirae.

NBTHK Tokubetsu Hozon Token
Aoi Art estimation paper
whole Oshigata.