波濤に岩上鷹図大小 Sword Guard (<i>Tsuba</i>)
石黒政常 Ishiguro Masatsune · late 18th–early 19th century

Copper-gold alloy (<i>shakudō</i>), copper-silver alloy (<i>shibuichi</i>), gold, copper
石黒政常 Ishiguro Masatsune · late 18th–early 19th century

Copper-gold alloy (<i>shakudō</i>), copper-silver alloy (<i>shibuichi</i>), gold, copper