The National Metal and Machinery Workers' Union (MMU, , Kinzokukikai) 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 workers in small and medium-sized engineering works in Japan. The union was founded in 1989, when the National Trade Union of Metal and Engineering Workers merged with the National Machinery and Metal Workers' Union. It affiliated to the

Japanese Trade Union Confederation Rengo is a List of cities in Chile, city and Communes of Chile, commune located in the Zona Central, Chile, 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 sout ...

. On 9 September 1999, it merged with the

Japanese Metal Industrial Workers' Union The Japanese Metal Industrial Workers' Union (, Zenkindomei) was a trade union representing metal engineering workers in Japan. The union founded in 1951, and affiliated with the Japanese Federation of Labour. It later joined the Japanese Conf ...

to form JAM.{{cite web , title=Half-million-strong union inaugurated , url=http://www.industriall-union.org/archive/imf/half-million-strong-union-inaugurated , website=IndustriALL , date=15 September 1999 , access-date=11 November 2021

References

Engineering trade unions Trade unions established in 1989 Trade unions disestablished in 1999 Trade unions in Japan