Question: In what year was the last member of the Imperial House of Japan with a full beard before Prince Tomohito of Mikasa born?
Sentence (from "Prince Tomohito of Mikasa"): Prince Tomohito of Mikasa (寛仁親王 , Tomohito Shinnō , 5 January 1946 – 6 June 2012) was a member of the Imperial House of Japan and the eldest son of Takahito, Prince Mikasa and Yuriko, Princess Mikasa.
Relevant evidence: No