Emperor Antoku of Japan (died 1185)

Emperor Antoku was the 81st emperor of Japan, according to the traditional order of succession. His reign spanned the years from 1180 through 1185. His death marked the end of the Heian period and the beginning of the Kamakura period.

December 22 is the 356th day of the year in the Gregorian calendar; nine days remain until the end of the year.