Sakae Ōsugi (*1885, †1923) was a Japanese anarchist; an important socialist, later anarcho-syndicalist activist, publicist and theoretician of the Taishō period. On 20 Nov 1922 he got an invitation to attend the 2nd International Anarchist Congress in Berlin in Feb 1923. After borrowing the necessary 1.000 Yen in travel expenses from the writer Arishima Takeo and others, he travelled to Shanghai on 13 Dec. where comrades helped him obtain a false Chinese passport on the names Chin Chen aka Tong Chin Tangle. He landed in Marseille on 13 Feb on a French ship. He didn’t get the necessary foreigner‘s identity card issued in Lyon. Nevertheless, he travelled to Paris. He canceled his plans to travel to Berlin instead he stayed in Paris and gave a May Day speech in the north Parisian suburb of Saint-Denis. There he was arrested by civilian police who knew about his presence in Europe. He was sentenced to three weeks in prison and deportation for passport offences. On 2 June he was sent back to Japan where he later was murdered – together with his second wife feminist and anarchist Itō Noe and a nephew – in Tokyo on 16 Sept 1923 by military police. The police used the chaotic situation during the great Kantō earthquake to cover up several murders of political prisoners. Sakaes murder is known as the Amakasu Incident.