Count Katsu Yasuyoshi was a Japanese statesman and naval engineer during the late Tokugawa shogunate and early Meiji period.
Kaishū was a nickname which he took from a piece of calligraphy by Sakuma Shōzan. He went through a series of given names... Wikipedia
Born: March 12, 1823, Honjo, Tokyo, Japan
Died: January 19, 1899 (age 75 years), Tokyo, Japan
Children: Koroku Katsu and Kaji Umetaro
Grandchildren: Katsu Kuwashi and Hilda Kaji
Education: Nagasaki Naval Training Center and Toyo University Hakusan Campus
Place of burial: Senzokuike Park, Tokyo, Japan
Full name: Katsu Kaishu