The blade was polished by good polisher.
Habaki:Gold foiled double habaki.
Blade length : 56.7 cm or 22.32 inches.
Sori : 1.0 cm or 0.39 inches.
Width at the hamachi : 2.95 cm or 1.16 inches.
Width at the Kissaki : 2.14 cm or 0.84 inches.
Kasane : 0.56 cm or 0.22 inches.
Era : Edo period Kanbun era.
Shape : The blade is longer wakizasi with rather wide and thick healthy blade.
Jitetsu : Koitame hada well grained with jinie attach like Konuka hada beautiful jigane.
Hamon : Niedeki suguha rather thick nioikuchi and round shaped boshi.
Special feature : Tadahiro was a son of the firers generation Tadayoshi.
He succeeded 2nd generation of Tadayoshi.
He spent a long life so he made a lot of swords which are wonderful jigane.
This sword is typical tadahiro which is wonderful jigane.
NBTHK Hozon Paper.
Aoi Art estimation paper : whole Oshigata.