, real name , was a Japanese politician and writer active in the socialist and labor movements. Born in

Kanagawa Prefecture is a Prefectures of Japan, prefecture of Japan located in the Kantō region of Honshu. Kanagawa Prefecture is the List of Japanese prefectures by population, second-most populous prefecture of Japan at 9,221,129 (1 April 2022) and third-dens ...

, he converted to socialism in 1904 while working at the

Yokosuka Naval Arsenal was one of four principal naval shipyards owned and operated by the Imperial Japanese Navy, and was located at Yokosuka, Kanagawa, Yokosuka, Kanagawa Prefecture on Tokyo Bay, south of Yokohama. History In 1866, the Tokugawa shogunate govern ...

, where he read anti-war pamphlets by

Kōtoku Shūsui , better known by the pen name , was a Japanese socialist and anarchist who played a leading role in introducing anarchism to Japan in the early 20th century. Historian John Crump described him as "the most famous socialist in Japan". He was ...

Sakai Toshihiko was a Japanese socialist. He advocated opposition to the Russo-Japanese War, founded the Heiminsha and published the newspaper ''Heimin Shimbun''. He formed the Japan Socialist Party and the Japanese Communist Party, and became the first gene ...

, and other socialists. After the

Russo-Japanese War The Russo-Japanese War (8 February 1904 – 5 September 1905) was fought between the Russian Empire and the Empire of Japan over rival imperial ambitions in Manchuria and the Korean Empire. The major land battles of the war were fought on the ...

, Arahata wrote for numerous socialist publications; his account of the

Ashio Copper Mine The was a copper mine located in the town of Ashio, Tochigi (now part of the city of Nikkō, Tochigi), in the northern Kantō region of Japan. It was the site of Japan's first major pollution disaster in the 1880s and the scene of the 1907 ...

incident is considered a classic of Japanese journalism. In 1922, Arahata helped found the

Japanese Communist Party The is a communist party in Japan. Founded in 1922, it is the oldest political party in the country. It has 250,000 members as of January 2024, making it one of the largest non-governing communist parties in the world. The party is chaired ...

. In 1937, he was arrested as part of the Japanese government's crackdown on socialists and communists and spent the following years in prison. After

World War II World War II or the Second World War (1 September 1939 – 2 September 1945) was a World war, global conflict between two coalitions: the Allies of World War II, Allies and the Axis powers. World War II by country, Nearly all of the wo ...

, he served on numerous labor committees, and was elected the first chairman of the National Trade Union of Metal and Engineering Workers. He also helped found the

Japan Socialist Party The was a major socialist and progressive political party in Japan which existed from 1945 to 1996. The party was the primary representative of the Japanese left and main opponent of the right-wing Liberal Democratic Party for most of its ex ...

in 1945, joining its Central Committee in 1947 and winning elections to the

National Diet , transcription_name = ''Kokkai'' , legislature = 215th Session of the National Diet , coa_pic = Flag of Japan.svg , house_type = Bicameral , houses = , foundation=29 November 1890(), leader1_type ...

on its slate in

1946 1946 (Roman numerals, MCMXLVI) was a common year starting on Tuesday of the Gregorian calendar, the 1946th year of the Common Era (CE) and ''Anno Domini'' (AD) designations, the 946th year of the 2nd millennium, the 46th year of the 20th centur ...

and

1947 It was the first year of the Cold War, which would last until 1991, ending with the dissolution of the Soviet Union. Events January * January–February – Winter of 1946–47 in the United Kingdom: The worst snowfall in the country i ...

. In 1948, Arahata's opposition to the party's approval of postal, tobacco tax, and train fare increases led him to leave its ranks. After a failed attempt to create a new socialist party, he lost his seat in the Diet in the 1949 election. In 1951, Arahata withdrew from active involvement in the socialist and labor movements, but continued to write and exercise influence. He died in 1981.

References

1887 births 1981 deaths Members of the House of Representatives from Tokyo Politicians from Yokohama Members of the House of Representatives (Empire of Japan) Japan Socialist Party politicians Japanese Communist Party politicians Meiji socialists {{japan-politician-stub