Rikken Minseitō
Hamaguchi Osachi (Kyūjitai: ; Shinjitai: , also Hamaguchi Yūkō, 1 April 1870 – 26 August 1931) was a Japanese politician, cabinet minister and Prime Minister of Japan from 1929 to 1931. Nicknamed the due to his dignified demeanor and mane-like hair, Hamaguchi served as leading member of the liberal "Rikken Minseitō" (Constitutional Democratic Party) during the "Taishō democracy" of interwar Japan; he seemed to have survived an assassination attempt by a right-wing fanatic in 1930, but died about nine months later from a bacterial infection in his unhealed wounds.