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Changes in Officers1873NIHON HOUSE HOLDINGS CO.,LTD.Construction and Materials

Notice Concerning Changes in the Representative Director, President and Other Officers

The representative director and president will change from Narita Kazuyuki (成田和幸) to Takahashi Koichi (高橋康一), while Narita Kazuyuki (成田和幸), who has served concurrently as representative director, chairman and president, will serve solely as chairman. In addition, candidates for director and Audit & Supervisory Board member will be appointed, directors and Audit & Supervisory Board members will resign, and the titles of executive officers will change.

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Who is moving to which position

Resolved 1 May 2026

Incoming appointee

4 items
Scheduled Appointment DateThe change in representative directors will take effect on 1 May 2026. The new directors and new Audit & Supervisory Board members are scheduled to take office on 23 July 2026, subject to formal approval at the 58th Annual General Meeting of Shareholders scheduled for the same day.
Takahashi Koichi (高橋康一)
Previous positionDirector and Senior Executive Officer; General Manager, Management Headquarters and General Manager, Happy Storage Business Division
New positionRepresentative Director, President and Executive Officer; General Manager, Management Headquarters
Nakagawa Masateru (中川政輝)
Previous positionSenior Executive Officer; General Manager, Housing Headquarters
New positionDirector and Senior Executive Officer; General Manager, Housing Headquarters
Kakegawa Yohei (掛川洋平)
Previous positionExecutive Officer; General Manager, Japan House Business Division and Japan House Reform Business Division
New positionDirector and Executive Officer; General Manager, Japan House Business Division and Japan House Reform Business Division
Shirata Norikazu (白田則和)
Previous positionExecutive Officer; General Manager, Group Accounting Headquarters, Management Headquarters
New positionStatutory Auditors
Date of birthTakahashi Koichi (高橋康一): 20 June 1969. Other new appointees: not disclosed
Year joined the companyTakahashi Koichi (高橋康一): 2023. Other new appointees: not disclosed
Number of shares heldTakahashi Koichi (高橋康一): 9,800 shares (record date: not disclosed). Other new appointees: not disclosed
Because the names and counts do not correspond, they are shown as reported without linking the counts to individual names.

Departing officer

2 items
Date of departureIkebe Atsuyuki (池辺厚幸): 18 May 2026; Kondo Seiichiro (近藤誠一郎): 23 July 2026
Ikebe Atsuyuki (池辺厚幸)Stepping down
Former PositionDirector and Senior Executive Officer; General Manager, Housing Headquarters
Kondo Seiichiro (近藤誠一郎)Stepping down
Former PositionStatutory Auditors
Reason for departure

Personal reasons

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

There is no indication that either will remain on the Board of Directors.

Shareholders’ meeting approvalRequired. The agenda item is the election of candidates for new directors and new Audit & Supervisory Board members at the 58th Annual General Meeting of Shareholders scheduled for 23 July 2026.
Reason for change

To further strengthen and enhance the management structure.

Who is moving to which position
ItemDetails
Resolution date1 May 2026
Scheduled Appointment DateThe change in representative directors will take effect on 1 May 2026. The new directors and new Audit & Supervisory Board members are scheduled to take office on 23 July 2026, subject to formal approval at the 58th Annual General Meeting of Shareholders scheduled for the same day.
Date of departureIkebe Atsuyuki (池辺厚幸): 18 May 2026; Kondo Seiichiro (近藤誠一郎): 23 July 2026
Name of appointeeTakahashi Koichi (高橋康一), Nakagawa Masateru (中川政輝), Kakegawa Yohei (掛川洋平), Shirata Norikazu (白田則和)
Appointee's new positionRepresentative Director, President and Executive Officer; General Manager, Management Headquarters, Director and Senior Executive Officer; General Manager, Housing Headquarters, Director and Executive Officer; General Manager, Japan House Business Division and Japan House Reform Business Division, Statutory Auditors
Appointee's previous positionDirector and Senior Executive Officer; General Manager, Management Headquarters and General Manager, Happy Storage Business Division, Senior Executive Officer; General Manager, Housing Headquarters, Executive Officer; General Manager, Japan House Business Division and Japan House Reform Business Division, Executive Officer; General Manager, Group Accounting Headquarters, Management Headquarters
Appointee's date of birthTakahashi Koichi (高橋康一): 20 June 1969. Other new appointees: not disclosed
Year the appointee joined the CompanyTakahashi Koichi (高橋康一): 2023. Other new appointees: not disclosed
Number of shares held by the appointeeTakahashi Koichi (高橋康一): 9,800 shares (record date: not disclosed). Other new appointees: not disclosed
Name of departing officerIkebe Atsuyuki (池辺厚幸), Kondo Seiichiro (近藤誠一郎)
Former position of departing officerDirector and Senior Executive Officer; General Manager, Housing Headquarters, Statutory Auditors
Reason for departurePersonal reasons
Whether the incumbent will remain in officeThere is no indication that either will remain on the Board of Directors.
Reason for changeTo further strengthen and enhance the management structure.
Subject to Approval by the General Meeting of ShareholdersRequired. The agenda item is the election of candidates for new directors and new Audit & Supervisory Board members at the 58th Annual General Meeting of Shareholders scheduled for 23 July 2026.
Items this document does not state (6)
New position of departing officerReasons for appointmentNumber of directors after the changeFiling as an independent officerDetails of organizational changesChange 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.

To further strengthen and enhance the management structure. The planned resignations are for personal reasons.

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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 Concerning Changes in the Representative Director, President and Other Officers | NIHON HOUSE HOLDINGS CO.,LTD. (1873) timely disclosure | Komori