Koto End of Muromachi period (Kyouroku 2/1529) BizenLength of cutting edge 67.3cm Curvature 2.3cm Width of base 29.6mm Width of Yokote 17.7mm Thickness of base 7.0mm
NBTHK(Hozon) certificate
with) Black Roiro lacquered scabbard Uchikatana Koshirae