Koto End of Muromachi period (Tensho era/circa 1573-) MinoLength of cutting edge 72.2cm Curvature 1.9cm Width of base 30.1mm Width of Yokote 20.9mm Thickness of base 7.6mm
NBTHK(Hozon) certificate
with) Black Roiro lacquered Sendan-style Shower-notches scabbard Uchikatana Koshirae