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.^[1] It was a founding affiliate of the General Council of Trade Unions of Japan. By 1967, it had 208,831 members,^[2] which had declined to 145,000 by 1988.^[3] In 1989, it merged with the National Machinery and Metal Workers' Union to form the National Metal and Machinery Workers' Union.^[4][5] A minority of members instead split away to form the All Japan Metal and Machinery Information Workers' Union.^[6]