Japan Express Company - Niigata Port Workers Union

Japan Express Company Workers Union

ZEN NIHON TSUUN RODO KUMIAI (All Japan Express Company Workers' Union)

All Japan Communications Workers Union (ZENTEI)

ZEN DENTSU (All Japan Telecommunications Workers' Union)

YMC Workers' Union

Teachers Union (Niigata)

ZENNIHON SHIMBUN RODO KUMIAI (All Japan Press Workers Union)

Takara Mine Workers Union

Gimpo Theater Workers Union

SHITETSU RODO KUMIAI (Japan Federation of Private Railway Workers' Union)

ZEN NIPPON KINZOKU RODO KUMIAI (All Japan Metal Workers Union)

Okajima Department Store Workers Union

Kinoene Shoyu Workers Union - Chiba

Fuji Photographic Workers Union - Chiba

ZENNIHON KOWAN RODO KUMIAI (All Japan Federation of Harbor Workers' Union)

ZEN NIHON ZOSEN RODO KUMIAI (All Japan Ship-Building Workers' Union)

Japan Express - Tochigi

Broadcasting Corporation Workers Union - Tokyo-To

ZENKENRO (All Construction Ministry Workers' Union)

Nippon Express Company (Nippon Tsuun KK)

ZEN NIPPON INSATSU RODO KUMIAI (All Japan Printing and Publishing Workers' Union)

ZEN NIPPON SOKO RODO KUMIAI DOMEI (All Japan Federation Warehouse Workers' Union)

Japan Express Co. - Chiba

Japan Express Co. - Kanagawa