Ōsugi Sakae, born on January seventeenth, eighteen eighty-five, emerged as a prominent figure in the Japanese anarchist movement during the Taishō period. His upbringing in a military family set the stage for a life marked by rebellion; he was expelled from military school for insubordination, which propelled him towards language studies and radical politics in Tokyo. This shift laid the groundwork for his future as a writer, esperantist, journalist, and translator.
Throughout his life, Ōsugi championed individualism and direct action, advocating for the 'expansion of the ego' as a philosophical foundation for both social and personal revolution. His controversial personal life, characterized by simultaneous relationships with three women, sparked public outrage and led to a violent attack against him, resulting in his temporary ostracism from the socialist movement.
Between nineteen hundred and nineteen hundred ten, Ōsugi endured a series of prison terms, which he regarded as his 'real education.' Upon his release, he became a leading voice in the anarchist movement, introducing the works of European thinkers such as Peter Kropotkin, Georges Sorel, and Henri Bergson to Japan through his journals, including Kindai shisō (Modern Thought) and Rōdō undō (The Labor Movement). His synthesis of these ideas into his own philosophy made him a key figure in advocating for syndicalism and workers' autonomy.
The tragic events following the Great Kantō earthquake in nineteen twenty-three marked a dark chapter in his life. Ōsugi, along with his partner Itō Noe and his six-year-old nephew, was arrested by military police led by Captain Amakasu Masahiko. They were brutally beaten and strangled, their bodies disposed of in a well. This incident, known as the Amakasu Incident, became a poignant symbol of state violence against radicals during that tumultuous period.