Large iron tsuba of mokko form with the openwork (sukashi) design, described by some as rotten leaves swirling in the wind and boar eyes (inome, 猪目, heart-shaped elements); round rim (maru-mimi); no hitsu-ana; pronounced iron bones (tekkotsu); chocolate patina.
Signed to the left of nakaga-ana: Yamakichibei (山吉兵へ). Attributed to the First Generation (Shodai) master.
Dimensions: 90 x 82 mm, thickness 3.7 mm at centre, 4.9 mm at rim. Weight: 142 g
References: similar handguards demonstrated at Yasukazu’s Owari to Mikawa no tankō №176 and Kajima’s Tsuba no Bi №28.