Ivory katabori-type Netsuke depicting a mochi-making moon rabbit. He stands on a cloud on his hind legs, holding a pestle with his front paws to strike the rice in a mortar. The eyes are inlaid with blond horn. One of the himotoshi is placed under the cloud between the rabbit's legs, while the other is formed by the back of the cloud attached to the rabbit's tail. A signature is engraved in black in a rectangular cartouche: Shigemasa ??. Japan, mid-Edo period, early 19th century. H. 3.4 cm; weight: 10 g