UA ZENSEN with 1.83 million membership

On 6th November, 2012, UI ZENSEN and JSD created a new union, UA ZENSEN, which is the largest industrial union in Japan. It represents 1.83 million members from 2,291affiliates (as of Sep. 2021).

UA ZENSEN covers various industries which is closely related to people’s daily life, such as textile, garment, pharmaceutical, cosmetic, chemical, energy, ceramic, building material, food, commerce, printing, leisure, service, restaurant, welfare, medical, as well as temporary agency and contract work

UA stands for :

Organizational Structure

Organizational Structure
Organizing Group OrganizingBureau
Activity Support Bureau
Education and Social Movement Bureau
Publicity Bureau
Mutual Aid Bureau
Policy Group Policy Bureau
Part-time Workers Bureau
Gender Equality Bureau
Political Affairs Bureau
Policy Support Center
Planning Group Planning Bureau
Information System Bureau
Administration Group General Affairs and Human Resources Bureau
Welfare Bureau
Finance Bureau
International Affairs Bureau
Central Education Center



Membership Structure

By size of affiliated unions
Membership Number of unions
1-99 1,155
100-299 455
300-999 349
1,000-2,999 199
3,000- 126
Membership Structure

2025 UA ZENSEN Mid-term Vision

2025 UA ZENSEN Mid-term Vision(PDF)