The blade was polished.
Habaki : double copper
Blade length : 47.8 cm or 18.81 inches.
Sori : 2.2 cm or 0.86 inches.
Width at the hamachi : 2.98 cm or 1.17 inches.
Kasane : 0.73 cm or 0.28 inches.
Era :Early Edo period.
Shape : The blade is wide and thick long Naginata with Ubu nakago.
Jitetsu :Itame hada and massage mixed with jinie attach and visible to see the texture.
Hamon : Niedeki gunome midair wild feeling hamon.
Boshi is round shape with togari style.
Special feature : Shimosaka is a group of early Echizen school.
At early stage, very famous first generation Yasutsugu called Shimosaka.
This blade's Hamon remind us Hida Kami Ujisada.
The blade was polished old, so if the blade will be polished Nuguinaoshi,
the blade will be changed a lot.
NBTHK Hozon Paper.
Aoi Art estimation paper : whole Oshigata.