Komori
Changes in Officers4234Sun A.Kaken Company,LimitedMaterials and Chemicals

Notice of Changes to Directors

Isawa Masatake (伊澤 正猛) will change from executive officer to director, while Yamamoto Akihiro (山本 明広) will change from chair of the board to full-time corporate adviser. The titles of 3 executive officers will also change.

Worth reading
32Immaterial
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Direction
Mixed performance
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Scale
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Wording
Conditional
How definitive the wording is.

Who is moving to which position

Resolved 28 April 2026

Incoming appointee

1 item
Scheduled Appointment Date25 June 2026. The appointment of the director is subject to approval at the 117th Annual General Meeting of Shareholders scheduled for the same day and is scheduled to be formally decided at the subsequent meeting of the Board of Directors.
Isawa Masatake (伊澤 正猛)
Previous positionExecutive Officer, Fukuroi Plant Manager and General Manager of Manufacturing
New positionDirector, Fukuroi Plant Manager and General Manager of Manufacturing

Departing officer

1 item
Date of departure25 June 2026
Yamamoto Akihiro (山本 明広)Next role stated
Former PositionChairman of the Board
New positionFull-time corporate adviser

“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)

Will not remain on the Board of Directors

Directors after the change6Number
Shareholders’ meeting approvalRequired. The proposal for the election of directors is scheduled for approval at the 117th Annual General Meeting of Shareholders. The meeting is scheduled for 25 June 2026.
Who is moving to which position
ItemDetails
Resolution date28 April 2026
Scheduled Appointment Date25 June 2026. The appointment of the director is subject to approval at the 117th Annual General Meeting of Shareholders scheduled for the same day and is scheduled to be formally decided at the subsequent meeting of the Board of Directors.
Date of departure25 June 2026
Name of appointeeIsawa Masatake (伊澤 正猛)
Appointee's new positionDirector, Fukuroi Plant Manager and General Manager of Manufacturing
Appointee's previous positionExecutive Officer, Fukuroi Plant Manager and General Manager of Manufacturing
Name of departing officerYamamoto Akihiro (山本 明広)
Former position of departing officerChairman of the Board
New position of departing officerFull-time corporate adviser
Whether the incumbent will remain in officeWill not remain on the Board of Directors
Number of directors after the change6 (including 2 outside directors)
Subject to Approval by the General Meeting of ShareholdersRequired. The proposal for the election of directors is scheduled for approval at the 117th Annual General Meeting of Shareholders. The meeting is scheduled for 25 June 2026.
Items this document does not state (9)
Appointee's date of birthYear the appointee joined the CompanyNumber of shares held by the appointeeReason for departureReason for changeReasons 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.

The company has provided no specific explanation for the changes in directors.

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 of Changes to Directors | Sun A.Kaken Company,Limited (4234) timely disclosure | Komori