Iron kozuka shaped like a nakago. It is decorated with copper nunome zogan inlay that was gilded. There is a kiku mon and signature Gassan Yoshimitsu. It is not a maker signature, just a decoration.
Together with a kozuka there is a signed kogatana in good polish.
Size:
Length: 21 cm
Kozuka: 98 mm x 14 mm x 5 mm
Kogatana: 11,4 cm
