The Emperor's Birthday
The birthday of the reigning emperor has been a national holiday since 1868. Originally known as Tencho-setsu , it was renamed Tenno tanjobi in 1948. It is currently celebrated on December 23; Emperor Akihito was born on this day in 1933. (N.B.: Prior to the death of Emperor Hirohito in 1989, this holiday was celebrated on April 29. See "Showa Day".)