Shin-shin-to the latter half Edo period (Bunsei 11/1828) HarimaLength of cutting edge 32.7cm Curvature 0.6cm Width of base 29.6mm Thickness of base 6.2mm
NBTHK(Tokubetsu Hozon) certificate
with) Black Roiro lacquered scabbard Chi'sa katana style Koshirae