To Fulfill
Our Commitment

Recycled Metals brand
"REMINE"

Mitsubishi Materials’ Recycled Metals and Mass Balance Copper Supply Service

Toward the realization of sustainable society

Our Commitment Circulating Resources To Fulfill
Our Commitment Recycled Metals Sustainability

Integrated Report

News

Apr. 27, 2026 Release
Establishment of the "Guideline of Mass Balance Credit Model for Copper Products"
- Third-party confirmation of compliance with ISO 22095 and ISO 22095-2 -
Apr. 24, 2026 Notice
Mitsubishi Materials Corporation to Exhibit
at the 2026 IEEE 76th Electronic Components and Technology Conference (ECTC), Booth #409
Apr. 10, 2026 Release
Mitsubishi Materials Named "Noteworthy DX Companies" for the Fourth Consecutive Year
Apr. 1, 2026 Release
The Metals Production Plans for the 1st Half of the Fiscal Year Ending March 31, 2027
Mar. 31, 2026 Release
Regarding the Acquisition of Shares in ReElement Technologies Corporation and the Execution of a Memorandum of Understanding on Japan-U.S. Collaboration
Mar. 30, 2026 Release
Utilizing Timber from Company-Owned Forests for Logistics Pallets, Contributing to Sustainable Use of Timber Resources

IR News

Corporate

Information on our company profile, corporate philosophy, and medium-term management strategy.

Business

Business outline of the Mitsubishi Materials Group are available here.

Sustainability

Here we explain our efforts toward the realization of a sustainable society.

Investor Relations

CEO Message

TOPICS

We have issued the Integrated Report for the purposes of answering to the demands of society, placing an emphasis not only on financial aspects but also initiatives and other non-financial aspects of the Company’s activities.

Related links

Copper & Copper Alloy Products

Metalworking Solutions

Advanced Products

The driving force to fulfill "Our Commitment"