Tsuba: Mumei (Ninjya throwing knife?)

Tsuba:
Mei (signature) : mumei(Unsigned)

Length : 7.62cm x 7.56cm ( 3inches x 2.98inches)
Thickness of rim: 0.55cm ( 0.22inches)
Jidai(era) :Edo Period
Special feature: Iron tsuba which the shape seems to look like shuriken or ninjya throwing knife. It is in rare shape.

AOI estimation paper
In Kiri box.

Price : 25,000 JPY-

-Tsuba