Shin-shin-to end of the Edo period (Keio 3rd / 1867) Aki Length of cutting edge 67.9cm Curvature 1.2cm Width of base 29.9mm Width of Yokote 21.3mm Thickness of base 7.2mm
NBTHK(Hozon) certificate
with)Black Stone surface lacqured Blue-pearl of inlay scabbard Uchikatana Koshirae