Koto on the latter half of Muromachi period (Daiei era/ca1521-) Mikawa Length of cutting edge 40.7cm Curvature 1.0cm Width of base 35.1mm Thickness of base 6.8mm
NBTHK(Tokubetsu Hozon) certificate
Shinto Momoyama period (Tensho 20th - Kan'ei 8th/1592-1631) OwariLength of Cutting edge 30.8cm Curcature 0.2cm Width of Base 28.9mm Thickness of Base 5.6mm
NBTHK(Hozon) certificate
Koto End of Muromachi period (Genki-Tensho era/1570-90) OwariLength of cutting edge 41.8cm Curvature 1.0cm Width of base 32.7mm Thickness of base6.5mm
Shinto Early Edo period (around Enpo era/1673-) Settsu Length of cutting edge 58.7cm Curvature 1.6cm Width of base 33.5mm Width of Yokote 22.5mm Thickness of base 7.5mm
with) Ivy Arabesque Design Black Stone surface lacquered scabbard Han-Tachi-style Koshirae
Shinto Early Edo period (Kanbun era /circa 1662 - ) Yamashiro/Echizen Length of cutting edge46.8cm Curvature1.4cm Width of base32.6mm Thickness of base7.3mm Width of Yokote23.1mm
with)Black lacaured Natane rapeseed pattern scabbard Wakizashi Koshirae
