Notice of Changes to Executive Officers and Organizational Restructuring

Business Organization and Personnel Reorganization

KSK Co.,Ltd. announced an organizational change to integrate human resources functions within the Administration Headquarters into a newly established HR Headquarters and to set up a new Human Resources Department. The effective date is November 1, 2026, and the company will establish a system that integrates recruitment, training, transfers and administration. Concurrently, changes to executive officers will be implemented to strengthen the business promotion capabilities of the Network Services Business Headquarters.

Executive Officer Changes and Role Enhancement

Mr. Keiji Fujita will become Executive Officer, Head of HR Headquarters and Head of Human Resources Department, and Mr. Taku Kuwahara will move from Executive Officer, Deputy Head of Network Services Business Headquarters and Head of Talent Development Department to Executive Officer, Head of HR Headquarters and Head of Talent Development Department. Both changes will be effective November 1, 2026, aiming to reinforce the business promotion structure of the Network Services Business Headquarters, the company’s largest business segment, in preparation for the next medium-term management plan.