Okayama Orient Museum is a museum of Ancient Near Eastern, Roman provincial, Byzantine, Sassanian, and Islamic Art in Kita-ku, Okayama, Okayama Prefecture, Japan. As of 2007 there were some 4,852 items, including a winged Assyrian relief from the palace of Ashurnasirpal II in Nimrud, Mesopotamia, acquired to mark the institution's 25th anniversary.