Signed : Oite Ushu-Yamagata Kunitomo MASANAGA-saku
Round shape, Iron ground, Fine forging surface, Sukisage-style carving, Suki-nokoshi style Round contoured Maru-mimi rim,
Both Hitsu-ana punches filled by Shakudo
83.5mm x 83.3mm 4.6mm thick (Mimi) / 4.6mm thick (Seppa-dai)
NBTHK(Tokubetsu Hozon) certificate