Answer the following question: Facts: - caption: official photo - death date: 17 november 1969 - titles: prince , head of the mito-tokugawa family - birth date: 13 december 1886 - name: tokugawa kuniyuki - image: tokugawa kuniyuki.jpg Based on these bullet points, write a short biography describing the life of kuniyuki tokugawa .
Answer:
prince was the 13th head of the mito branch of the tokugawa clan and the president of the house of peers in the diet of japan .