Disease demon mask, Sri Lanka. This mask is one of many used in Sanni yakuma, a traditional Sinhalese exorcism ritual. The ritual consists of 18 masks and 18 dances, each representing a particular illness or ailment.
One of Processional Masks of the Twelve Devas , Colored paulownia and cypress wood, Late-Heian Period (End of 10th Century) Important Cultural Property CK 18 Kyoto National Museum . This set of processional masks, formerly owned by Toji temple, is one of the oldest in Japan. The present seven, three made of paulownia wood and four of cypress, are considered to be remainders of nineteen masks rescued from the fire of 1000 A.D. that burnt down the treasure hall in Kyo'ogokokuji.