Ordering number : F17212
Signature : unknown
Maximum Length : 20 cm or 8.66 inches
Blade Length : 10.6 cm or 4.33 inches
width of Hamachi : 1.19 cm or 0.41 inches
Jidai(era) : Edo period.
Special Feature : Bashin or Kankyuto was used to ease a horses’ congestion after a very long ride by bloodletting.
This Bashin is made from one piece of steel, it has Kikumon and Kaminari-Yoke(lightning discharger) carved into the blade.
AOI estimation paper