Similar to 佐世保地区労働組合会議

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

All-Japan Seamen's Union

All Japan Water Supply Workers' Union

Japan Agriculture and Forestry Ministry Workers' Unions

Japan Broadcasting Labour Union

General Federation of Private Railway and Bus Workers' Unions of Japan

Zensendomei

All Japan Shipbuilding and Engineering Union

Japan Coal Miners' Union

Japan Postal Workers' Union