Born at Nakamura in Tosa (Shimanto, Kōchi); his real name was Denjirō.
He studied under Nakae Chōmin and was deeply influenced by him.
He became a reporter for the newspaper Yorozu Chōhō.
He wrote Imperialism: Monster of the Twentieth Century, and helped found the Social Democratic Party, which was banned at once.
Opposing war with Russia, he quit his paper and with Sakai Toshihiko founded the Heiminsha, publishing the Heimin Shinbun.
Jailed over articles in the paper, he went to America after his release.
He was arrested in the High Treason Incident, in which many socialists were seized for an alleged plot to assassinate the emperor.
He lost his life by execution. Much of the case has since been shown to have been fabricated.
Nakae ChōminSakai ToshihikoUeki EmoriOsugi Sakae
Akiyama SaneyukiKitamura TokokuShiga KiyoshiKunikida DoppoHiguchi IchiyōShimazaki TōsonTayama KataiHata Sahachirō
People of the Meiji period ・ People by period
Based on facts found in textbooks and biographies. Uncertain points are marked as such.