This is a very nice Cheness Cutlery SGC "Yamakami" Wakizashi with 9260 high carbon spring steel, through-hardened 21" Blade.
It is part of a small collection of actual swords and tantos, not wall hangers. Each one has been sharpened, is extremely sharp and made out of proper steel. They are not toys and must be kept away from children. Must be 21 to purchase.
This specs of this Cheness Cutlery SGC "Yamakami" Wakizashi are:
9260 high carbon spring steel, through-hardened blade
Blade length - 21-inch blade, at 0.25-inch blade thickness,
Total weight - approximately 2.25 pounds,
Traditional brown cotton-wrapped handle with a black steel tsuba featuring a Mt. Fuji motif.