Momoyama period (around Bunroku era / from 1592–) Owari Length of cutting edge 30.0 cm Curvature 0.3 cm Width of base 30.2 mm Thickness of base 6.5 mm
NBTHK(Tokubetu Hozon) certificate
Koto middle of Muromachi period (Mei'ou era/1491-) OwariLength of cutting edge 18.1cm Inward curvature Width of base 21.3mm Thickness of base 6.2mm
NBTHK(Hozon) certificate
with)Gold stone-surface lacquered scabbard Metezashi-style Aikuchi Koshirae
Comtemporary sword (Heisei 9/1997) Shizuoka-pref. Length of cutting edge 31.4cm No Curvature Width of base 33.6mm Thickness of base 7.1mm
with) Brownish grape-colored lacquered scabbard Aikuchi style Koshirae
Late Muromachi period (Daiei 5th/1525) Bizen Length of cutting edge 20.3cm Width of base 23.3mm Thickness of base 7.0mm
Tokubetsu Hozon Tōken certificate
with) Brown lacquered Tezsuna-kizami scabbard Aikuchi Tantō koshirae
Hozon Tōsōgu fitting certificate
Shin-shin-to end of Edo period (Kaei 7th/1854) Mikawa Length of cutting edge 29.8cm Curvature 0.1cm Width of base 28..5mm Thickness of base 8.4mm