Komori
Changes in Officers5408NAKAYAMA STEEL WORKS,LTD.Iron & Steel, Nonferrous Metals

Notice Regarding Changes in Representative Directors and Executive Appointments

Hakomori Kazuaki (箱守 一昭), Representative Director and Chairman, will retire upon the expiration of his term and is scheduled to become an adviser thereafter. The Board of Directors structure and the responsibilities of executive officers will also change from 25 June 2026, while Representative Director and President Naito Nobuhiko (内藤 伸彦) will remain in office.

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Who is moving to which position

Resolved 31 March 2026

Departing officer

1 item
Date of departureAt the conclusion of the 132nd ordinary general meeting of shareholders scheduled for 25 June 2026
Hakomori Kazuaki (箱守 一昭), Nakamura Sachihiro (中村 佐知大)Next role stated
Former PositionRepresentative Director and Chairman; Consultant
New positionAdviser; Retired

“Next role stated” means the document names the position the person holds after stepping down. It does not necessarily mean they are leaving the company.

Scheduled Appointment DateFollowing the conclusion of the ordinary general meeting of shareholders scheduled for 25 June 2026 and the Board of Directors meeting scheduled for the same day (formal decisions are expected at those meetings). Changes in executive officers are scheduled to take effect on 1 April 2026.
Reason for departure

Hakomori Kazuaki (箱守 一昭): Expiration of term. Nakamura Sachihiro (中村 佐知大): Not disclosed

Whether the incumbent will remain in office (whether they will retain their position)

Hakomori Kazuaki (箱守 一昭) will not remain on the Board of Directors and is scheduled to become an adviser. Nakamura Sachihiro (中村 佐知大) will retire.

Directors after the change10Number
Shareholders’ meeting approvalRequired. Formal decisions are expected at the 132nd ordinary general meeting of shareholders scheduled for 25 June 2026 and the Board of Directors meeting scheduled for the same day. The name of the proposal is Not disclosed
Reason for change

Change in representative directors as part of executive personnel changes

Details of organizational changes

As part of changes to executive officers’ responsibilities, responsibility and oversight assignments will change for Sales, the Building Materials Sales Division, the Engineering Division, the Product Development Sales Department, the General Affairs and Human Resources Department, the Systems Department, the Accounting Department, the Planning Department, and the Procurement Department, among others.

Who is moving to which position
ItemDetails
Resolution date31 March 2026
Scheduled Appointment DateFollowing the conclusion of the ordinary general meeting of shareholders scheduled for 25 June 2026 and the Board of Directors meeting scheduled for the same day (formal decisions are expected at those meetings). Changes in executive officers are scheduled to take effect on 1 April 2026.
Date of departureAt the conclusion of the 132nd ordinary general meeting of shareholders scheduled for 25 June 2026
Name of departing officerHakomori Kazuaki (箱守 一昭), Nakamura Sachihiro (中村 佐知大)
Former position of departing officerRepresentative Director and Chairman; Consultant
New position of departing officerAdviser; Retired
Reason for departureHakomori Kazuaki (箱守 一昭): Expiration of term. Nakamura Sachihiro (中村 佐知大): Not disclosed
Whether the incumbent will remain in officeHakomori Kazuaki (箱守 一昭) will not remain on the Board of Directors and is scheduled to become an adviser. Nakamura Sachihiro (中村 佐知大) will retire.
Reason for changeChange in representative directors as part of executive personnel changes
Number of directors after the change10 directors (including 4 outside directors)
Details of organizational changesAs part of changes to executive officers’ responsibilities, responsibility and oversight assignments will change for Sales, the Building Materials Sales Division, the Engineering Division, the Product Development Sales Department, the General Affairs and Human Resources Department, the Systems Department, the Accounting Department, the Planning Department, and the Procurement Department, among others.
Subject to Approval by the General Meeting of ShareholdersRequired. Formal decisions are expected at the 132nd ordinary general meeting of shareholders scheduled for 25 June 2026 and the Board of Directors meeting scheduled for the same day. The name of the proposal is Not disclosed
Items this document does not state (9)
Name of appointeeAppointee's new positionAppointee's previous positionAppointee's date of birthYear the appointee joined the CompanyNumber of shares held by the appointeeReasons for appointmentFiling as an independent officerChange in Corporate Governance Structure

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.

Change in representative directors as part of executive personnel changes. Hakomori Kazuaki (箱守 一昭) is scheduled to retire upon the expiration of his term.

How to read this page

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Corrections happenIf the company reissues this disclosure, the page is rebuilt from the corrected version and the revision number moves up.
Notice Regarding Changes in Representative Directors and Executive Appointments | NAKAYAMA STEEL WORKS,LTD. (5408) timely disclosure | Komori