In what year was the last member of the Imperial House of Japan with a full beard before Prince Tomohito of Mikasa born?
Prince Tomohito of Mikasa:  Prince Tomohito was the first member of the Imperial House of Japan with a full beard since Emperor Meiji, thus earning him the popular nickname of the "Bearded Prince" (ヒゲの殿下 "Hige no Denka"). Emperor Meiji: Emperor Meiji (明治天皇 , Meiji-tennō , November 3, 1852 – July 30, 1912) , or Meiji the Great (明治大帝 , Meiji-taitei ) , was the 122nd Emperor of Japan according to the traditional order of succession, reigning from February 3, 1867 until his death on July 30, 1912.
1852