The blade was polished.
Blade length : 64.0 cm or 25.19 inches.
Sori : 1.4 cm or 0.55 inches.
Mekugi : 1
Width at the hamachi : 3.03 cm or 1.19 inches.
Width at the Kissaki : 2.05 cm or 0.80 inches.
Kasane : 0.73 cm or 0.28 inches.
Era : Edo Kanbun period.
Shape : The blade is rather wide and thick healthy blade.
Jitetsu : Itame had well grained with jinie attach and visible to see the texture.
Hamon : Niedeki suguha hamon from the Hamachi area and then gunome midair with ash, in Ha, there are many sunagashi and small kinsuji work.
Special feature :
First generation Hironobu started making sword from Kanei era and continued 4th generation.
Probably this sword is 2nd or 3rd generation.
The blade is healthy without kiss and flow.
If you buy this sword, we will send the sword after touch up polish.
The sword will be fine.
NBTHK Tokubetsu Kicho Paper
Aoi Art estimation paper : whole Oshigata.