Iron tsuba, Japan, early Edo periodIron marugata form decorated in marubori sukashi and inlaid in takazogan with a scene representing the legend of Shido no ama, the diver of the Shido golf course. Episode from the life of Nakatomi no Kamatari. Kamatari's wife is seen armed with a knife fighting Ryūjin the dragon king after recovering the Tama (sacred jewel) that he had stolen. Kamatari and her companions are on a boat trying to collect it. Diameter : 8,1 cm