Hand guard; Oval tsuba of copper with an iron edge; in the front in irroe-taka-zogan a boat in the middle of reeds; above which two birds fly; reed on the back; the kogai hitu is filled with shakudo; signed 'otsuryoken miboku'.; Hamana-school; Japan; 1775 - 1900; Edo-period (1600-1868) / Meiji-period (1868-1912); iron (metal); copper (metal); gold (metal); h 7.7 cm x w 7.4 cm