Bidou Yamaguchi (born Yamaguchi Hiroki) (Japanese, b. 1970). Noh mask depicting the devil or demon Hannya. Carved wood with pigments, lacquer, gofun, and gilt metal. Impressed along the inside with Yamaguchi’s mark. With a storage and display case. Provenance: Distinguished corporate collection, Minnesota. Unframed; height: 8 in x width: 7 1/2 in x depth: 4 in. Boxed; height: 12 in x width: 10 in x depth: 5 in.