Background
He was born in Yamaguchi Prefecture on 20 March 1892 to a lower-middle-class family.
市川 正一
He was born in Yamaguchi Prefecture on 20 March 1892 to a lower-middle-class family.
Waseda University.
In 1922, he was an editor of the communist review, The Proletariat, before he joined the party in January 1923. In April, he became the chief editor of the Shimbun Akahata. He was elected to the JCP central committee in 1926, and became secretary of the central committee in 1927.
He took part in the Sixth Congress of the Communist International in August 1928.
He headed the JCP until his arrest in April 1929. He died in prison in Miyagi Prefecture in March 1945, reportedly due to "senility following pneumonia".
By the time he died, had served 16 years of a 20-year sentence.
At the Seventh Congress of the Communist International in 1935, he was elected a member of the ECCI in absentia.