Similar to 日本国家公務員労働組合連合会

National Railway Workers' Union

All Japan Water Supply Workers' Union

Japan Federation of Medical Workers' Unions

National Tax Collectors' Union

All Japan Federation of Teachers' and Staff Unions

Japan National Hospital Workers' Union

Japan Federation of Prefectural and Municipal Workers' Unions

Sōhyō

National Railway Locomotive Engineers' Union

The Federation of Information and Communication Technology Service Workers of Japan

All Printing Bureau Labour Union

National Federation of Automobile Transport Workers

National Federation of Agricultural, Forestry and Fishery Corporations' Workers' Unions

Zensendomei

All-Japan Seamen's Union

All Japan Dockworkers' Union