Tsuba:
Mei (signature) : Mumei(Unsigned) attributed as Nanban Tsuba
Length : 8.58 cm x 8.56 cm ( 3.38 inches x 3.37 inches)
Thickness of rim: 0.49 cm ( 0.19 inches)
Jidai(era) : Edo Period
Special feature: Many chrysanthemum flowers engraved on round shape iron Tsuba.
Nanban Tsuba started from early Edo period and then also craftsmen in Nagasaki succeeded. Those are made from imported iron and most of them are round shape.
This Nanban Tsuba is having european style design as an early stages of Nanban Tsuba. After mid Edo period, Nanban Tsuba becomes Chinese style.