Blade and Mounting for a Dagger (<i>Tantō</i>)
Gassan Sadakazu · blade, dated 1870; mounting, 19th century

Steel, wood (rosewod), copper-gold alloy (<i>shakudō</i>), copper-silver alloy (<i>shibuichi</i>), gold, silver
Gassan Sadakazu · blade, dated 1870; mounting, 19th century

Steel, wood (rosewod), copper-gold alloy (<i>shakudō</i>), copper-silver alloy (<i>shibuichi</i>), gold, silver