Koto End of Muromachi period (Tensho era/circa 1573-91) MinoLength of cutting edge 40.7cm Curvature 0.8cm Width of base 32.3mm Thickness of base 5.3mm
NBTHK(Tokubetsu Hozon) certificate
with)Black Stone surface lacquered scabbard Chisa-katana Koshirae
Shinto early Edo period (Kan'ei era / circa 1624-) SettsuLength of cutting edge 48.2cm Curvature 1.2cm Width of base 29.7mm Width of Yokote 20.5mm Thickness of base 6.2mm
with) Black wrinkled Leather crust lacquered scabbard Wakizashi Koshirae
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