October 13, 1859: Celebrated his coming of age, and identified himself as Mochitsugu, with a portion of the name given by Iemochi TOKUGAWA, the 14th seii taishogun.
安政6年（1859年）10月13日-元服し、第14代征夷大将軍徳川家茂の諱を一字賜り、茂承と名乗る。