Kōtoku Denjirō, better known by the pen name Kōtoku Shūsui, was a Japanese socialist and anarchist who played a leading role in introducing anarchism to Japan in the early 20th century. Historian John
Kōtoku in 1909
A photograph of the Heimin-sha (Commoners' Society), who published the Heimin Shinbun newspaper
"Les martyrs japonais" (1911). French postcard with the pictures of Denjirō Kōtoku, Toshihiko Sakai, Sanshirō Ishikawa and Kōjiro Nishikawa.
Hatta Shūzō was a Japanese anarchist communist, known as one of the principal theorists of anarchism in Japan and the main proponent of "pure anarchism" in the movement.
Sketch of Hatta by Kei Mochizuki [ja]