Katana in Shirasaya with Koshirae (20th NBTHK Juyo Paper)
Signature : Mumei (Sanekage)
The blade was polished.
Habaki : Gold foiled single habaki.
Blade length : 63.8 cm or 25.11 inches.
Sori : 1.0 cm or 0.39 inches.
Mekugi : 1 is open. 2 are closed.
Width at the hamachi : 2.93 cm or 1.15 inches.
Width at the Kissaki : 2.12cm or 0.83 inches.
Kasane : 0.66 cm or 0.25 inches.
Era : Nanbokucho period.
Shape : There are bohi in both side. It is normal width and thickness.
O-kissaki long end katana. Nice shape.
Jitetsu :Itame hada well grained with jinie attached.
It is well grained sword with chikei work seen. The hada is
Hamon : NIe ground gunome midare piece with sunagashi, kinsuji, inazuma attached intensely.
There are also yubashiri works and koashi
well attached. There are deep nioi line with many activities.
Special feature : Sanekage is a student of Ecchu Norishige
It is dark chikei dark hada piece. This is soden style and is active. At first glance
it looks like Ecchu Norishige sword.
20th NBTHK Juyo Paper
Aoi Art estimation paper : whole Oshigata.