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Changes in Officers5932Sankyo Tateyama,Inc.Construction and Materials

Notice Regarding Changes in Representative Directors and Officers

The representative director and president will change from Shozo Hirano (平能 正三) to Yasuyuki Kurohata (黒畑 靖之), and Katsuyoshi Shirai (白井 克芳) is scheduled to become Representative Director and Senior Managing Executive Officer. Shozo Hirano (平能 正三) is scheduled to change from Representative Director and President to Chairman, while Shiro Toyooka (豊岡 史郎) is scheduled to change from Director to President of 三協アルミ社.

Worth reading
53Recurring
Scored from 4 of 5 sections
Direction
Neutral
Direction inferred from the company’s description.
Scale
—
Displayed only when the document provides numerical figures.
Wording
Conditional
How definitive the wording is.

Who is moving to which position

Resolved 9 July 2026

Incoming appointee

2 items
Scheduled Appointment Date27 August 2026 (subject to approval at the Annual General Meeting and formal approval by the Board of Directors following the meeting)
Yasuyuki Kurohata (黒畑 靖之)
Previous positionDirector Senior Executive Officer
New positionPresident and Representative Director; President Executive Officer
生年月日 3 January 1965入社年 1989所有株式数 4,000 shares (record date not stated)
Katsuyoshi Shirai (白井 克芳)
Previous positionSenior Executive Officer
New positionRepresentative Director and Senior Managing Executive Officer
生年月日 19 April 1959入社年 1982所有株式数 2,800 shares (record date not stated)

Departing officer

2 items
Date of departure27 August 2026
Shozo Hirano (平能 正三)Next role stated
Former PositionPresident and Representative Director; President Executive Officer
New positionChairman of the Company
Shiro Toyooka (豊岡 史郎)Next role stated
Former PositionDirector Senior Executive Officer
New positionPresident of 三協アルミ社

“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.

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

It is unclear whether he will remain on the Board of Directors. Scheduled to become Chairman, Will not remain on the Board of Directors

Directors after the change11Number
Shareholders’ meeting approvalYes. The 81st Annual General Meeting is scheduled for 27 August 2026, and approval of the new directors and others is planned
Reason for change

To address challenges arising from significant changes in the business environment under the new management structure

Who is moving to which position
ItemDetails
Resolution date9 July 2026
Scheduled Appointment Date27 August 2026 (subject to approval at the Annual General Meeting and formal approval by the Board of Directors following the meeting)
Date of departure27 August 2026
Name of appointeeYasuyuki Kurohata (黒畑 靖之), Katsuyoshi Shirai (白井 克芳)
Appointee's new positionPresident and Representative Director; President Executive Officer, Representative Director and Senior Managing Executive Officer
Appointee's previous positionDirector Senior Executive Officer, Senior Executive Officer
Appointee's date of birth3 January 1965, 19 April 1959
Year the appointee joined the Company1989, 1982
Number of shares held by the appointee4,000 shares (record date not stated), 2,800 shares (record date not stated)
Name of departing officerShozo Hirano (平能 正三), Shiro Toyooka (豊岡 史郎)
Former position of departing officerPresident and Representative Director; President Executive Officer, Director Senior Executive Officer
New position of departing officerChairman of the Company, President of 三協アルミ社
Whether the incumbent will remain in officeIt is unclear whether he will remain on the Board of Directors. Scheduled to become Chairman, Will not remain on the Board of Directors
Reason for changeTo address challenges arising from significant changes in the business environment under the new management structure
Number of directors after the change11 (including 5 outside directors and members of the Audit and Supervisory Committee)
Subject to Approval by the General Meeting of ShareholdersYes. The 81st Annual General Meeting is scheduled for 27 August 2026, and approval of the new directors and others is planned
Items this document does not state (5)
Reason for departureReasons for appointmentFiling 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 address challenges arising from significant changes in the business environment under the new management structure

How to read this page

This is not the documentKomori reads the disclosure the company filed and writes this summary. Figures are as stated by the company and are not audited.
Weight is not a verdictIt measures how much this changes what the company had already told the market. It is not a view on the shares.
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 Officers | Sankyo Tateyama,Inc. (5932) timely disclosure | Komori