NETSUKE in carved marine ivory with light red and black pigment highlights, representing a group of seven Noh and Kyogen theatre masks. Signed Hakuunsai. Japan, 19th century AN IVORY NETSUKE OF A GROUP OF SEVEN MASKS, SIGNED HAKUUNSAI, JAPAN, 19TH CENTURY. DIM. 3,7 X 3,9 CM. (1 7/16 X 1 9/16 IN)