Iron tsuba of round form decorated with eight roundels – circular emblems of flowers and/or family crests (mon) made of cast brass, pierced and chiselled in kebori, and with flat brass inlay (hira-zōgan) of vines or leaves all over the plate. Both hitsu-ana trimmed with brass. Nakago-ana of trapezoidal form. A distinctive character of this tsuba is a mon at 6 hours depicting tomoe (comma).
Yoshirō school (Kaga-Yoshirō).
Attributed to Koike Yoshirō Naomasa himself. Unsigned.

The Momoyama or early Edo period, end of the 16th to the first half of the 17th century (1574-1650).

Size: Diameter 82.0 mm, thickness 3.8 mm at seppa-dai, 3.4 mm at rim.