Komori
Changes in Officers5368JAPAN INSULATION CO.,LTD.Construction and Materials

Notice Concerning Changes in Officers

Following the Annual General Meeting of Shareholders held on 24 June 2026, 7 directors and 1 Audit & Supervisory Board Member were elected, and the Board of Directors subsequently resolved to appoint 11 executive officers. Tomita Kazumasa (冨田 和政) was newly appointed as an outside Audit & Supervisory Board Member, and Tsukagoshi Manabu (塚越 学) was newly appointed as an executive officer. Tomita was elected to fill the vacancy left by the Audit & Supervisory Board Member who retired.

Worth reading
62In focus
0–100. This measures how worthwhile something is to read, not how good or bad the company is.
Direction
Neutral
Direction inferred from the company’s description.
Scale
—
Displayed only when the document provides numerical figures.
Wording
Definitive
How definitive the wording is.

Who is moving to which position

Resolved 24 June 2026 (the appointment of executive officers was resolved at the Board of Directors meeting held after the Annual General Meeting of Shareholders)

Incoming appointee

2 items
Scheduled Appointment Date24 June 2026 (the appointments took effect upon approval at the 81st Annual General Meeting of Shareholders and the subsequent resolution of the Board of Directors)
Tomita Kazumasa (冨田 和政)
Previous positionNewly appointed (previous position not stated)
New positionIndependent Outside Audit & Supervisory Board Member (full-time)
Tsukagoshi Manabu (塚越 学)
Previous positionNewly appointed (previous position not stated)
New positionExecutive Officer, General Administration Division, Human Resources Department, General Manager

Departing officer

1 item
Date of departure31 March 2026
Yamashita Tomoyuki (山下智之)Next role stated
Former PositionAudit & Supervisory Board Member (full-time)
New positionRetirement

“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.

Reason for departure

Resignation

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

Will not remain on the Board of Directors

Directors after the change7Number
Shareholders’ meeting approvalRequired. The 81st Annual General Meeting of Shareholders was held on 24 June 2026. The agenda items concerned the election of directors and Audit & Supervisory Board Members.
Who is moving to which position
ItemDetails
Resolution date24 June 2026 (the appointment of executive officers was resolved at the Board of Directors meeting held after the Annual General Meeting of Shareholders)
Scheduled Appointment Date24 June 2026 (the appointments took effect upon approval at the 81st Annual General Meeting of Shareholders and the subsequent resolution of the Board of Directors)
Date of departure31 March 2026
Name of appointeeTomita Kazumasa (冨田 和政), Tsukagoshi Manabu (塚越 学)
Appointee's new positionIndependent Outside Audit & Supervisory Board Member (full-time), Executive Officer, General Administration Division, Human Resources Department, General Manager
Appointee's previous positionNewly appointed (previous position not stated), Newly appointed (previous position not stated)
Name of departing officerYamashita Tomoyuki (山下智之)
Former position of departing officerAudit & Supervisory Board Member (full-time)
New position of departing officerRetirement
Reason for departureResignation
Whether the incumbent will remain in officeWill not remain on the Board of Directors
Number of directors after the change7 directors (including 3 outside directors)
Subject to Approval by the General Meeting of ShareholdersRequired. The 81st Annual General Meeting of Shareholders was held on 24 June 2026. The agenda items concerned the election of directors and Audit & Supervisory Board Members.
Items this document does not state (8)
Appointee's date of birthYear the appointee joined the CompanyNumber of shares held by the appointeeReason 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 director candidates were selected following deliberation by the Nominating and Compensation Review Committee, a majority of whose members are independent outside directors. No other reasons for the changes are stated.

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 Concerning Changes in Officers | JAPAN INSULATION CO.,LTD. (5368) timely disclosure | Komori