By Ryuhan, Edo period (1615-1868), late 18th/early 19th centuryThe large ox recumbent, its head lowered to the right and a rope halter passing over its back, the herdsman seated at the side, smoking a pipe and with his broad hat resting beside him, the slightly worn wood bearing a good patina and the eyes inlaid with bone, one with inlaid pupil; signed Ryuhan. 6.4cm (2?in).