斎藤一
During the Meiji era, he maintained his relations with former retainers of the Shogun. He also was instrumental in helping Nagakura Shinpachi and Saitō Hajime build a monument to the Shinsengumi at Itabashi in Tokyo. He subsequently served in the House of Peers and received the title of baron ("danshaku") under the "Kazoku" peerage system. Matsumoto died in 1907, and his grave is at the temple of Myodai-ji in Ōiso, Kanagawa.