Tsuda Sanzo (?? ??, 1855–1891) was a Japanese policeman who in 1891 attempted to assassinate Nicholas II of Russia, in what became known as the Otsu incident.
He was convicted for attempted murder and sentenced to life imprisonment.
Author: published by ?????? (The Eastern Culture Association) Source: The Japanese book "??·??·?? ??????" (Memories for 80 years, Bakumatsu, Meiji, Taisho) License: PD-1996 (with a reason) PD-Japan-oldphoto