It began with the discovery of bomb-making materials at the home of a man named Miyashita Takichi, in the Nagano Prefecture. And it resulted in what became known as, the High Treason Incident, a socialist-anarchist bomb plot to assassinate Japanese Emperor Meiji in 1910. The fall-out led to the convictions of 26 people on charges of high treason against the Imperial family, including well-known anarchist, Kōtoku Shūsui.