The National Machinery and Metal Workers' Union ( ja, 全国機械金属労働組合, Zenkikin) was a

trade union A trade union (labor union in American English), often simply referred to as a union, is an organization of workers intent on "maintaining or improving the conditions of their employment", ch. I such as attaining better wages and benefits ( ...

representing factory workers in Japan. The union was founded in 1950, and soon afterwards was a founding affiliate of the National Federation Of Industrial Organisations. It grew from 19,822 members in 1958, to 33,283 members in 1970. In 1987, it transferred to the

Japanese Trade Union Confederation The , commonly known as , is the largest national trade union center in Japan, with over six million members as of 2011.Rengo websitRengo brochure 2010-2011 Retrieved on July 6, 2012 It was founded in 1989 as a result of the merger of the Japan ...

, but in 1989 it merged with the

National Trade Union of Metal and Engineering Workers The National Trade Union of Metal and Engineering Workers (Zenkokukinzoku) was a trade union representing machining workers in Japan. The union was founded in 1947 and was initially chaired by Kanson Arahata. It was a founding affiliate of the G ...

to form the

National Metal and Machinery Workers' Union The National Metal and Machinery Workers' Union (MMU, ja, 全国金属機械労働組合, Kinzokukikai) was a trade union representing workers in small and medium-sized engineering works in Japan. The union was founded in 1989, when the Nationa ...

.{{cite journal , title=Japan , journal=Report of the Secretariat to the IMF Central Committee , date=1990

References

Engineering trade unions Trade unions established in 1950 Trade unions disestablished in 1989 Trade unions in Japan