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Changes in Officers3608TSI HOLDINGS CO.,LTD.Materials and Chemicals

Personnel changes at the Company and its subsidiaries

Effective 1 July 2026, the responsibilities of 2 people at the Company and its subsidiary will change. Onodera Shigehiko (小野寺 重彦) will leave the position of General Manager of the Business Operations Department and other positions, while Yamaguchi Katsuyoshi (山口 勝儀) will concurrently serve as General Manager of the Business Operations Department.

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Who is moving to which position

Incoming appointee

2 items
Scheduled Appointment Date1 July 2026
Onodera Shigehiko (小野寺 重彦)
Previous positionExecutive Officer; General Manager, Corporate Strategy Department; General Manager, Business Operations Department; General Manager, Corporate Strategy Department, ㈱TSI; General Manager, Business Operations Department, ㈱TSI; Director, ㈱デイトナ・インターナショナル
New positionExecutive Officer; General Manager, Corporate Strategy Department; General Manager, Corporate Strategy Department, ㈱TSI; Director, ㈱デイトナ・インターナショナル
Yamaguchi Katsuyoshi (山口 勝儀)
Previous positionSenior Manager, SCM Department, Production Operations Division, ㈱TSI
New positionGeneral Manager, Business Operations Department; General Manager, Business Operations Department, ㈱TSI
Who is moving to which position
ItemDetails
Scheduled Appointment Date1 July 2026
Name of appointeeOnodera Shigehiko (小野寺 重彦), Yamaguchi Katsuyoshi (山口 勝儀)
Appointee's new positionExecutive Officer; General Manager, Corporate Strategy Department; General Manager, Corporate Strategy Department, ㈱TSI; Director, ㈱デイトナ・インターナショナル, General Manager, Business Operations Department; General Manager, Business Operations Department, ㈱TSI
Appointee's previous positionExecutive Officer; General Manager, Corporate Strategy Department; General Manager, Business Operations Department; General Manager, Corporate Strategy Department, ㈱TSI; General Manager, Business Operations Department, ㈱TSI; Director, ㈱デイトナ・インターナショナル, Senior Manager, SCM Department, Production Operations Division, ㈱TSI
Items this document does not state (17)
Resolution dateDate of departureAppointee's date of birthYear the appointee joined the CompanyNumber of shares held by the appointeeName of departing officerFormer position of departing officerNew position of departing officerReason for departureWhether the incumbent will remain in officeReason for changeReasons for appointmentNumber of directors after the changeFiling as an independent officerDetails of organizational changesChange in Corporate Governance StructureSubject to Approval by the General Meeting of Shareholders

These are items the company does not state in this document. We do not leave them blank, nor fill them in from other sources or by inference.

The reasons the company gives

The company's own explanation, not something inferred from the numbers.

Although the disclosure states that personnel changes will be implemented, no specific reason for the changes is provided.

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Personnel changes at the Company and its subsidiaries | TSI HOLDINGS CO.,LTD. (3608) timely disclosure | Komori