A Japanese Shibayama tusk vase and cover

A Shibayama inlaid ivory tusk vase and cover, decorated in stained ivory, coral, mother-of-pearl, jade and other semi-precious shells, one side with a mother and baby monkey chasing a grasshopper, the other side with the mother and baby being attacked by two bees, the cover finial with a highly decorated elephant, all on a well carved lacquered wooden base. Signed.