Otoya Yamaguchi (山口 二矢, Yamaguchi Otoya?, February 22, 1943 – November 2, 1960) was a Japanese ultranationalist who assassinated Inejiro Asanuma, a politician and head of the Japan Socialist Party. Yamaguchi was a member of a right-wing Uyoku dantai group, and assassinated Asanuma by wakizashi on October 12, 1960 at Tokyo's Hibiya Hall during a political debate in advance of parliamentary elections.
Read more about Otoya Yamaguchi: Death