This report is published to inform stakeholders regarding sustainability management activities undertaken by the Mitsubishi Materials Group in an easy-to-understand format.
In order to ensure its reliability, the report is produced in accordance with the Global Reporting Initiative “GRI Standards”, a set of international standards on sustainability reporting.

  • On December 13, 2021, the Company withdrew from the ICMM (International Council on Mining and Metals), an organization of which it had been an active member since 2002. The Company will continue to engage in business activities responsibly as a company that procures and smelts raw materials, based on the Sustainability Policy established in December 2021 and related policies.
  • Publication of the Metals Company Supplementary Data Book was discontinued, with the fiscal year ended March 2022 edition being the final issue.
    (The archive edition remains available for viewing.)
Sustainability Report 2024

Sustainability Report

ESG Report (CSR Report)

Metals Company Supplementary Data Book

ESG Data List

Factsheet

Environmental Report