Koto end of Muromachi period (Tenbun 12th / 1543) Mino/Harima Length of cutting edge 18.9cm Inward curvature Width of base 22.7mm Thickness of base 7.8mm
NBTHK(Tokubetsu Hozon) certificate
with)Burgundy lacquered scabbard Amaryu dragon Aikuchi-style Tanto Koshirae