The Company engages in dialogues with employee unions. All Santen employees except corporate executives and some managerial personnel belong to Santen Group Worker's Union in Japan. At the end of March 2024, the number of union members is 1,108, which accounts for 70.4% of the total number of employees. The labor agreement that Santen Group Worker's Union has concluded with the company clearly provides that the company shall provide a place for discussions at the Management Council to enhance smooth business operations and labor-management communication concerning union members' welfare and working conditions, and that the company shall explain management policy, changes in the organizational structure and staff organization, budget and financial situation and so on at the Management Council.