Katana in Shirasaya, with Koshirae. (NBTHK Tokubetsu Hozon Paper)(Consignment sale)
Signature :Mumei (Osafune Yoshikage)
The blade was polished
Habaki : double silver
Blade length : 66.33 cm or 26.11 inches.
Sori : 1.35 cm or 0.53 inches.
Mekugi : 2
Width at the hamachi :2.85 cm or 1.12 inches.
Width at the Kissaki : 2.08cm or 0.81 inches.
Kasane : 0.63cm or 0.24 inches.
Era : Nanbokucyo period.
Shape : The blade is oosuriage mumei(cut shortened)
Jitetsu :Itame hada well grained with jinie attach with chikei work.
On the Ji, utsuri appear and blackish jigane.
Hamon : Niedeki siguha based with kogunome midair and in Ha, many ash and yo work.
Boshi is sansaku style and slightly turns back.
Special feature : Osafune Yoshikage is reported Kanemitsu school or Cyogi school.
But Hujishiro judged the blade looks student of the Chikakage.
Some judge says Yoshikage looks Oomiya school.
Generally Yoshikage made swords and Nagamaki with thick and ookissaki gouges style.
This sword is sansaku style elegant shape with nice well grained Jigane and hamon.
Tsuba :Bamboo shape is engraved on the iron Tsuba.
Fuchikashira :On the syakudo nanako plate, autumn insects
and flowers are engraved with gold color.
Saya : black isimeji saya.
Menuki : a dragon is engraved with gold color.
NBTHK Tokubetsu Hozon paper.
Aoi Art estimation paper : whole Oshigata.