The Japan Coal Miners' Union (, Tanro), was a

trade union A trade union (British English) or labor union (American English), often simply referred to as a union, is an organization of workers whose purpose is to maintain or improve the conditions of their employment, such as attaining better wages ...

representing

coal miner Coal mining is the process of extracting coal from the ground or from a mine. Coal is valued for its energy content and since the 1880s has been widely used to generate electricity. Steel and cement industries use coal as a fuel for extrac ...

s in Japan. The union was established in 1950, initially with about 290,000 members. It affiliated to the

General Council of Trade Unions of Japan A general officer is an officer of high rank in the armies, and in some nations' air and space forces, marines or naval infantry. In some usages, the term "general officer" refers to a rank above colonel."general, adj. and n.". OED Online. Ma ...

, and later to its successor,

RENGO Rengo is a city and commune located in the Zona Central of Chile, situated in the Cachapoal Province of the O'Higgins Region at a distance of south of the city of Rancagua and south of the national capital Santiago. It was named after the c ...

. It was perhaps the most powerful union in Japan during the 1950s. In 2002, the last coal mine in Japan closed, and this led the union to dissolve in November 2004.{{cite web , title=Withdrawal of TANRO, IYAKUHIN-ROKYO , url=http://www.jtuc-rengo.org/updates/index.cgi?mode=view&no=85&dir=2004/12 , website=RENGO , accessdate=17 October 2019

References

Trade unions established in 1950 Trade unions disestablished in 2004 Trade unions in Japan Mining trade unions 2004 disestablishments in Japan 1950 establishments in Japan