The blade was polished.
Habaki : Gold Single foiled habaki
Blade length : 29 cm or 11.4 inches.
Sori : No Sori.
Mekugi : 1
Width at the hamachi : 2.33 cm or 0.91 inches.
Kasane : 0.68 cm or 0.26 inches.
Era : Late Muromachi period.
Shape : The blade is wide and thick healthy blade.
Jitetsu : Koitame had and mokume had mixed with jinie attach and chikei work.
Hamon : Niedeki suguha and double hamon. Boshi is togar and small round shape.
Special feature : At a glance, the blade looks Nobukuni but I think the blade will be judged as Chikushi Rokai.
The blade is healthy nice Tanto.
Guarantee:NBTHK Hozon paper.
Aoi Art estimatin paper : whole Oshigata.