Katana in Shirasaya (Not reliable signature)
Signature:Bishu Osafune Ju Sukesada
Tenbun 8 nen Shogatsu Kichijitsu
The blade was polished by nice polisher.
Habaki : Gold foiled single habaki.
Blade length : 74.54 cm or 29.34 inches.
Sori : 1.05 cm or 0.41 inches.
Mekugi : 1
Width at the hamachi : 3.02 cm or 1.18 inches.
Width at the Kissaki : 1.78 cm or 0.7 inches.
Kasane : 0.63 cm or 0.24 inches.
Era : Early Edo period Kanbun era.
Shape : The blade is wide and thick with small sori Kanbun shape.
Jitetsu : Koitame had well grained with jinie attach.
Hamon : Nioideki and konie deck mixed gunome midair and togari gunome inside of the Hamon. In Ha, some ash and yo work.
Boshi is Midarekomi style.
Special feature : The signature is very good but not reliable signature.
The blade length is 74.54cm which is very nice for Iai practice and looking the blade.
At late Murimachi period, many mass productive swords were produced but even if the blade is fake,
the blade is much better than that. The blade is healthy without Kizu and flow.
The sword was polished by gppd sword polisher.
Aoi Art estimation paper : whole Oshigata.