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Governance5713Sumitomo Metal Mining Co.,Ltd.Iron & Steel, Nonferrous Metals

Corporate Governance Report 2026/03/23

The company has filed a Corporate Governance Report. The report describes its organizational framework, including the Board of Directors, Audit & Supervisory Board and Governance Committee, as well as the skills matrices for directors and Audit & Supervisory Board members, but does not indicate any changes from the previous report.

Worth reading
46Recurring
Scored from 2 of 5 sections
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.

Governance structure

Company with an Audit & Supervisory Board
Number of directors8 directors, including 2 outside directors
Committee6
Governance CommitteeInternal Control CommitteeSustainability CommitteeManagement System SubcommitteeSustainability Strategy MeetingDX Promotion Committee and Carbon Neutrality Promotion Committee. Proportion of outside members: 非開示
Changes this time

The report does not state what has changed since the previous report.

Governance structure
ItemDetails
Corporate Governance StructureCompany with an Audit & Supervisory Board
Number of directors8 directors, including 2 outside directors
CommitteeGovernance Committee, Internal Control Committee, Sustainability Committee, Management System Subcommittee, Sustainability Strategy Meeting, DX Promotion Committee and Carbon Neutrality Promotion Committee. Proportion of outside members: Not disclosed
Changes this timeThe report does not state what has changed since the previous report.
Items this document does not state (4)
Number of independent officersPolicy on cross-shareholdingsTakeover defensesControlling shareholder

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 skills matrices for directors and Audit & Supervisory Board members were selected through discussions by the Board of Directors, focusing on the knowledge, experience and capabilities required to achieve the long-term vision and address key issues.

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.
Corporate Governance Report 2026/03/23 | Sumitomo Metal Mining Co.,Ltd. (5713) timely disclosure | Komori