Sakyounosuke Kanna

Born in London to a British royal navy vice admiral father and a Japanese mother formerly a tay in Yoshiwara Kanna Sakyounosuke is tasked with being the bodyguard of Katsu Kaishu as part of a request from H.S. Parkes the head of British mission in Yokohama and is an extremely talented fighter armed with two guns each of the Remington New Model Army Conversion type. Source: Wikipedia