The Federation of Tokyo Metropolitan Government Workers ' Unions (Japanese: 東京都労働組合連合会, Tororen) is a trade union representing local government workers in Tokyo.
The union was founded in 1946,[1] and was a founding affiliate of the National Council of Government and Public Workers' Unions.
By 1958, it had about 100,000 members,[2] growing to 140,277 in 1970.
[3] In 1989, the union became affiliated with the new National Trade Union Council (Zenrokyo), at which time it had about 200,000 members.
[1] By 2019, its membership had fallen to 30,297, but it remained the largest affiliate of Zenrokyo.