unsigned : attributed to works of Mino Goto
Tatemaru Oval shape, Shakudo ground, Nanako-ji surface, Takabori carving, Gold Iroe inlay, A bit contoured Square Kamu-mimi rim, Both Hitsu-ana punches
(DAI) 78.4mm x 70.9mm 6.5mm thick (Mimi) / 3.6mm thick (Seppa-dai)
(SHO) 75.0mm x 68.3mm 6.7mm thick (Mimi) / 3.0mm thick (Seppa-dai)
NBTHK(Hozon) certificate