2026/01/30 Announcement Regarding Completion of the Acquisition Procedures for Shares of Elemental USA E-Waste & ITAD, Inc.

2026/01/13 Mitsubishi Materials to Establish a Resource Circulation Division and Expand Business in the United States

2026/01/05 President and CEO's New Year's Message for 2026

2025/12/18 Regarding the Acquisition of Shares of Elemental USA E-Waste & ITAD, Inc.

2025/12/12 Selected for CDP's 2025 "A List," the Highest Rank, for the Second Consecutive Year in the Climate Change Field

2025/12/10 Notice Concerning Changes in the Representative Executive Officer and Executive Officers

2025/11/26 Notice Concerning Transfer of In-House Insurance Agency Business for Group Companies

2025/11/26 Notice Regarding the Formulation of the Medium-term Management Strategy (FYE March 2027-2029)

2025/11/18 New High Strength and High Heat Resistance Oxygen-Free Copper MOFC™-HR Multi-Gauge Strip Developed - Multi-gauge strips enable production of heat dissipation and contact areas using the same material -

2025/11/11 Execution of a Memorandum of Understanding Concerning the Integration of Businesses for the Purchase of Copper Concentrates and the Sales of Related Products

2025/10/24 Release of Mitsubishi Materials Sustainability Report 2025

2025/10/22 Opening Ceremony Held at a New Plant for Rock Tools in Thailand

2025/10/17 Developed a New Inorganic Black Pigment "NITRBLACK™ UB-3" - Achieved 1.5 times higher performance than existing products -

2025/10/01 The Metals Production Plans for the 2nd Half of the Fiscal Year Ending March 31, 2026

2025/09/30 Release of Mitsubishi Materials Integrated Report 2025 - Introducing various initiatives to enhance corporate value -

2025/09/30 Revision of Greenhouse Gas Emission Reduction Targets - New targets set for the fiscal year ending March 2036 and 2041 -

2025/09/25 New High-Strength Copper Alloy MSP™5-ESH Developed - World-class Cu-Mg alloy to replace beryllium copper and titanium copper -

2025/09/11 Mitsubishi Materials to Participate in a Talk Session on the Theme of "Achieving a Circular Economy" at Expo 2025 Osaka, Kansai, Japan - Introducing Mitsubishi Materials' cutting-edge resource recycling business -

2025/08/04 Strategic Plan to Scale Down Copper Concentrate Processing at the Onahama Smelter & Refinery - Raising the ratio of recycled raw materials to improve profitability -

2025/08/04 Integration of Western Japan Production Bases in the Copper & Copper Alloy Business - Strengthening business value chain and accelerating business growth -

2025/07/15 Strengthening Strategic Partnership with Pegasus Tech Ventures

2025/07/10 Mitsubishi Materials Corporation Awarded Highest Rating as "Supplier Engagement Leader" for the Second Consecutive Year in CDP 2024 "Supplier Engagement Assessment"

2025/07/01 New Branding Strategy for Metalworking Solutions Business and Trade Name Changes of Group Companies

2025/06/25 Developed MOFC-GC (Grain Control) Oxygen-Free Copper with World-Class Crystal Grain Growth Inhibition Performance - Fine and uniform crystal structure maintained after heat treatment even at 1000℃ -

2025/05/15 Completion of Sale of Interests in Copper Mountain Mine, Canada

2025/05/07 Establishment of a "Post-Stamping Plating" System for PIC plating® of Automotive Connector Terminals

2025/04/23 "Metal Matrix Composite" with High Thermal Conductivity, Low Thermal Expansion, and Excellent Workability

2025/04/16 Mitsubishi Materials Named "Noteworthy DX Companies" for the Third Consecutive Year

2025/04/08 Carbon Footprint Calculation for Refined Lead Awarded Third-Party Verification

2025/04/03 Metalworking Solutions Business Strengthens Reconditioning Capabilities in Europe: U.F.P. s.r.l. in Italy Becomes a Consolidated Subsidiary

2025/04/02 Implementation of New Human Resources Measures to Realize the Human Resources Strategy of the FY2031 Strategy - Start of the revision of the personnel system for non-managerial positions and alumni recruitment -

2025/04/01 Launch of a WEB Media "WITH MATERIALS"

2025/04/01 The Metals Production Plans for the 1st Half of the Fiscal Year Ending March 31, 2026

2025/03/31 First Recognition as an "Outstanding Company for Cancer Control Promotion" by the Ministry of Health, Labour and Welfare

2025/03/28 Sale of Interests in Copper Mountain Mine, Canada

2025/03/24 Developed an Ink for Electron Transport Layer Deposition That Improves the Power Conversion Efficiency of Perovskite Solar Cells - Approximately 1.5 times higher power conversion efficiency than conventional inks achieved -

2025/03/17 R&D on Recycling Used Cables Generated by Railroad Operations to Begin on April 1 - Aiming to establish a system for reducing waste by recycling copper and coating materials -

2025/03/11 Certified for the First Time as a 2025 KENKO Investment for Health and Recognized for the Second Consecutive Year as a 2025 Outstanding Organizations of KENKO Investment for Health (Large Enterprise Category "White 500")

2025/02/19 Awarded the Theme Prize "Circular Economy Award" at the Ministry of the Environment's 6th ESG Finance Awards Japan

2025/02/07 Selected for CDP's 2024 "A List," the Highest Rank, for the First Time in the Climate Change Field

2025/02/03 Certified as a Sports Yell Company 2025 by the Japan Sports Agency for Three Consecutive Years

2025/01/28 Won the LCA Society of Japan Chairman's Award at the 21st LCA Society of Japan Awards

2025/01/17 Mitsubishi Materials and Panasonic promote a sustainable PMP (Product-Material-Product) loop using waste printed circuit boards - Recycled 1.1 tons of gold, 33 tons of silver, and 8,100 tons of copper -

2025/01/06 New Year's Message 2025

2024/12/12 Summary of the Press Conference for the Change of the Chief Executive Officer

2024/12/10 Unveiling Four Additions to the Recycling Metal Brand "REMINE" - Accelerate contributions to "a recycling-oriented society," by enhancing the recycled content and product reliability -

2024/12/04 Notice Regarding Transfer of a Consolidated Subsidiary

2024/11/29 Completion Ceremony Held for Sulfide Ore Facility at the Mantoverde Copper Mine in Chile

2024/11/29 Development of New Lightning Protection Components for xEVs, AI Server Power Supplies, and Other Devices - Surge Absorbers with High-speed Response and 5,000-A Surge Current Capacity Achieved -

2024/11/15 Received a "Gold" Award in the PRIDE Index 2024

2024/11/11 The Company History Titled "150 Years of Mitsubishi Materials Corporation" Received Outstanding Company History Award

2024/11/05 Launched the Second Year of the Acceleration Program "Wild Wind" Aimed at Creating New Businesses in a Short Period - Toward creating new businesses that also accept collaborative creation ideas from external partners -

2024/11/05 Investment in illuminus, a Developer of Advanced Nanoparticle Technology

2024/10/31 Launch of "Tool Assistant" Service to Suggest the Optimal Cutting Tool - DX tool selection to achieve appropriate tool selection from approximately 400,000 criteria-

2024/10/28 Hosted a Ceremony to Celebrate the Arrival of the First Shipment of Copper Concentrate from the Mantoverde Copper Mine in Chile

2024/10/24 Mitsubishi Materials to Exhibit at JIMTOF2024, the 32nd Japan International Machine Tool Fair

2024/10/24 Certified as a Healthy Company Declaration Gold Certification for Two Consecutive Years

2024/10/15 Naoshima and Onahama Achieved The Copper Mark

2024/10/11 Held a Health Promotion Event by Inviting a Top Athlete

2024/10/01 The Metals Production Plans in the 2nd Half of the Fiscal Year Ending March 31, 2025

2024/09/30 Notice Concerning Transfer of Shares of Consolidated Subsidiary

2024/09/26 Held a "Demo Day" under the Acceleration Program Aimed at Creating New Businesses in a Short Period - Started commercialization preparations for two themes -

2024/09/25 Mitsubishi Materials Group Biodiversity Conservation Policy Established

2024/09/24 Development of New Chromium-Zirconium-Based Copper Alloy "MZC®1 SH+"- Copper alloy for next-generation automotive parts boasting a balance of high strength and high electrical conductivity -

2024/09/04 Investment in Visban, a Developer for Next-generation Millimeter Wave Networks

2024/08/30 Release of Mitsubishi Materials Sustainability Report 2024

2024/08/30 Revision of Transition-Linked Finance Framework - Reviewed due to revision of the Greenhouse Gas Emission Reduction Target -

2024/08/29 Establishing New Our Values for Mitsubishi Materials Group- Guiding principles created together with all employees around the world -

2024/08/23 Construction of a New Plant for Mining and Civil Engineering Tools in Thailand- Doubling the manufacturing capacity to meet growing demand -

2024/08/23 "Family Day" held at Mitsubishi Materials Head Office

2024/08/21 Developed a "Square Silicon Substrate" for Semiconductor Packages- 600 mm-square rectangular silicon substrate, one of the world's largest -

2024/07/31 Release of Mitsubishi Materials Integrated Report 2024 - Introducing progress of the Medium-term Management Strategy FY2031 and various sustainability-related initiatives -

2024/07/31 Establishment of Mitsubishi Materials Europe B.V.

2024/07/31 Revision of Greenhouse Gas Emission Reduction Target - Set GHG emissions reduction targets in consideration of resource recycling efforts -

2024/07/10 Selected as a Constituent of the FTSE4Good Index Series and FTSE Blossom Japan Index for the First Time

2024/07/08 Corporate Communication Magazine "WITH MATERIALS" Summers Issue Published

2024/07/01 First Copper Concentrate Production at Mantoverde Copper Mine in Chile

2024/06/18 Carbon Footprint Calculation for Electrolytic Copper Awarded Third-Party Verification

2024/06/12 Started Sales of Simplified Dismantling Machine for Air Conditioner Indoor Unit - Labor-saving through automation of operations -

2024/05/31 Notice Concerning Transfer of the Shares of Consolidated Subsidiary

2024/05/29 Completion of the Expansion of the Cemented Carbide Tool Plant in Valencia, Spain - Increase the capacity of cutting tool insert production in Europe -

2024/05/28 Mitsubishi Materials selected as a "Noteworthy DX Companies 2024" in "DX Stocks 2024" for the second consecutive year

2024/05/22 Mitsubishi Materials España, S.A.U Held 50th Anniversary Celebration

2024/05/14 Agreement for the Acquisition of H.C. Starck Holding GmbH

2024/05/14 Establishment of the New Europe Company Preparation Department

2024/04/26 Joint Development of an Industrial Accident Prevention System Using the Sending Technology of Smart Footwear - New Project Born from an Employee's Idea -

2024/04/22 Collaboration with Duoc UC, Chile's Technical Institute of Higher Education - Contributing to the development of a metal recycling culture in Chile -

2024/04/18 Received the Science and Technology Award (Development Category) for the First Time in 2024 Commendation for Science and Technology by the Minister of Education, Culture, Sports, Science and Technology

2024/04/01 The Metals Production Plans in the 1st Half of the Fiscal Year Ending March 31, 2025

2024/03/28 Mitsubishi Materials Introduces Internal Carbon Pricing System - Promote capital investments that contribute to decarbonization -

2024/03/12 Certified for the First Time as a Health & Productivity Management Outstanding Organization 2024 (Large Enterprise Category "White 500")

2024/03/11 DEI Forum 2024, an Event Co-hosted by the Non-ferrous Metal Industry, Held on International Women's Day

2024/03/07 Mitsubishi Materials Corporation Awarded "Supplier Engagement Leader" in CDP 2023 "Supplier Engagement Rating"

2024/03/01 Started Commercial Operation of the Appi Geothermal Power Plant- Joint venture project by three companies following the Wasabizawa Geothermal Power Plant -

2024/02/21 Selected for "Human Capital Management Quality 2023 (Silver)" in the "Human Capital Survey 2023"

2024/02/19 Awarded the Silver Prize for the First Time at the Ministry of the Environment's 5th ESG Finance Awards Japan

2024/02/07 Notice Regarding the Execution of the Transition-Linked Loan

2024/01/31 Developed a New Titanium Electrode with a Double-Layer Structure Using 3D Printer Technology - Novel Material That Supports Efficient Hydrogen Production At High Current Densities -

2024/01/24 Certified as a Sports Yell Company 2024 by the Japan Sports Agency for Two Consecutive Years

2024/01/19 Significantly Accelerating the Switch to Electricity Derived from Renewable Sources at Sites in the Metals Business - Fully introduced at 80% of the sites in FY2025 -

2024/01/16 Launching Japan's First Recycled Metal Brand "REMINE" Tin and Lead Go on Sale as the First Products- The recycled content is calculated in accordance with the international standard ISO14021(*1) -

2024/01/11 Relief Aid for Victims of the 2024 Noto Peninsula Earthquake

2023/12/22 Certified as a Tokyo Sports Promotion Company for the First Time

2023/12/21 Developed a New Manufacturing Technology for a Material Used in All-Solid-State Batteries for xEV

2023/12/15 Completion of Expansion Project of Indonesian Subsidiary - Copper Concentrate Processing to Increase by 30% -

2023/12/13 Initiation of a Procedure for the Copper Mark - Committed to participate in the Copper Mark Assurance Framework at domestic copper smelters, Naoshima Smelter & Refinery and Onahama Smelter & Refinery -

2023/12/11 Minister of Economy, Trade and Industry visited Onahama Smelter & Refinery - Exchange of opinions at the site of metal resource recycling -

2023/12/06 Construction of a Pilot Plant for the Establishment of Lithium-Ion Battery Recycling Technology - Next Step to Commercialization of Rare Metal Refining from Black Mass -

2023/11/22 Notice Regarding the Issuance of the Transition-Linked Bonds

2023/11/08 Received a "Silver" award in the PRIDE Index 2023

2023/11/07 Received the 57th Best Paper Award of the Japan Institute of Copper
An endorsement of the excellence of MMC's "MOFC-HR" Oxygen-Free Copper

2023/11/01 Established the Transition-Linked Finance Framework - Promoting Our Efforts to Achieve Carbon Neutrality by FY2046 -

2023/10/31 Property Prediction Model Built for Copper Alloys 
- Supporting the Superiority of Mitsubishi Materials' Magnesium-Copper Alloy MSP™ Series -

2023/10/13 Certified as a Healthy Company Declaration Gold Certification

2023/10/12 MOU Signed with Anglo American to Build a Sustainable and Responsible Supply Chain

2023/10/06 "Teine Forest, one of the Materials' Forests" Certified as a "Natural Symbiosis Sites" by the Ministry of the Environment - Biodiversity Conservation in Company-Owned Forests Highly Evaluated -

2023/10/02 The Metals Production Plans in the 2nd Half of the fiscal year ending March 31, 2024

2023/09/06 Support for "Business for Marriage Equality"

2023/08/31 Release of Mitsubishi Materials Sustainability Report 2023

2023/08/08 "Family Day" held at Mitsubishi Materials Head Office

2023/07/31 Release of Mitsubishi Materials Integrated Report 2023-Introducing the Medium-term Management Strategy FY2031 and our efforts in order to fulfill Our Commitment-

2023/07/26 Notice Concerning Revision of Greenhouse Gas Emissions Reduction Target- Review reduction targets based on the latest business structure -

2023/07/25 New Company That Provides Dental Checkup Services for Health Insurance Operators Established

2023/07/21 Mitsubishi Materials Group Community Contribution Activity Policy Established

2023/07/19 "Construction of Komatagawa New Hydroelectric Power Station with an Eye on the Future" Received the Japan Society of Civil Engineers Outstanding Civil Engineering Achievement Award

2023/06/21 Mitsubishi Materials selected as a constituent of "SOMPO Sustainability Index"

2023/06/08 Renewal of Sustainability Management System - Newly established "Resource Circulation Strategy Meeting" -

2023/06/01 Mitsubishi Materials selected as a "Noteworthy DX Companies 2023" in "DX Stocks 2023"

2023/05/22 Luvata Signs a Sublicense Agreement for GloBrass® with Wieland

2023/05/19 Commenced Commercialization of a Biosensor That Uses a Solid-Electrolyte Thin-Film Transistor - Simultaneous Detection of Multiple Nucleic Acids and Pathogens in a Short Time -

2023/05/15 Regulatory Approval for the Zafranal Copper Project in Peru

2023/04/26 Mitsubishi Materials grants exclusive license for GloBrass® to Luvata

2023/04/12 School that Utilizes Timber from Our Company-owned Forest to Open in Hokkaido - Contributing to the Realization of a Sustainable Society through the Local Production for Local Consumption of Timber from Our Forest -

2023/04/03 The Metals Production Plans in the 1st Half of the fiscal year ending March 31, 2024

2023/03/30 Acquisition of the International Initiative Science Based Targets (SBT) Certification

2023/03/29 Mitsubishi Materials Corporation and Exurban Join Forces

2023/03/28 Mitsubishi Materials Corporation Acquires an Equity Stake in Western Copper and Gold Corporation - Participation in the Casino Project -

2023/03/27 Success in Synthesis of a Tin Oxide with a New Crystal Structure - Research Findings Promising for Application to Artificial Photosynthesis -

2023/03/16 Certified as a Health & Productivity Management Outstanding Organization 2023 (Large Enterprise Category) for the Second Consecutive Year

2023/03/06 Selected for the First Time as an Environmentally Sustainable Company at the Ministry of the Environment's 4th ESG Finance Awards Japan

2023/02/10 Notice Concerning Revision of Greenhouse Gas Emissions Reduction Target andScenario Analysis of Climate-Related Risks and Opportunities - Investing Approximately 40 Billion Yen to Raise Greenhouse Gas Reduction Target -

2023/02/10 Organizational Restructuring for Expansion and Enhancement of Resource Recycling

2023/02/01 Development of "Elastic Metal™," an innovative new material with the flexibility of rubber

2023/01/20 Achieved AA Rating for the First Time in the MSCI ESG Ratings Assessment

2023/01/17 Commencement of Commercial Operation of the Komatagawa New Power Plant - Akita Prefecture's First New Hydroelectric Power Plant in 69 Years Now in Operation -

2023/01/16 A Special Website Opened for the Mitsubishi Materials' Mission - Introducing Employees Taking Ownership of Our Mission -

2022/12/26 Selected for CDP's 2022 "A List," the Highest Rank, for the First Time in the Water Security Category

2022/12/26 Mitsubishi Materials and Envipro HD Jointly Developing Lithium-Ion Battery Recycling Technology - Technology for Refining Minor Metals from Black Mass to be Established and Commercialized -

2022/12/19 Commenced Investigation on the Commercialization of Dental Checkup Services for Health Insurance Operators - Towards Launching a Life Healthcare-Related Service -

2022/11/16 Received a "Bronze" award in the PRIDE Index 2022

2022/11/15 Metalworking Solutions Business Website Redesigned - Member Sign-up Function Added to Enhance Customer Contacts -

2022/11/11 MMDX Company-wide Digitization Strategy Moves to the New "MMDX 2.0" Stage - Aiming to Accelerate DX in the Manufacturing Field -

2022/11/08 Exhibiting at the 31st Japan International Machine Tool Fair "JIMTOF 2022"

2022/10/21 Article on Property Prediction Technology for the Development of New Materials Published in the British General Scientific Journal "Scientific Reports"

2022/10/04 Use of Power Derived from Renewable Energy via In-house Hydropower Generation for the Company's Own Plants - Accelerating Efforts to Reduce GHG Emissions by Utilizing Renewable Energy -

2022/10/03 The Metals Production Plans in the 2nd Half of the fiscal year ending March 31, 2023

2022/09/15 Mitsubishi Materials and Tokyo Institute of Technology established Mitsubishi Materials Sustainability Innovation Collaborative Research Cluster

2022/08/31 Release of Mitsubishi Materials ESG Report 2022 -Introducing Our Sustainability and Other Initiatives-

2022/08/17 Start of Development of "Fire-Resistant Plastic" Products, a New Lightweight Fire-Resistant Material - Fire-resistant plastic that will not burn or melt when exposed to flames -

2022/08/09 Continuing Donations to Organizations Addressing Social Issues

2022/07/29 Release of Mitsubishi Materials Integrated Report 2022 -Introducing Our Corporate Governance and Other Initiatives-

2022/07/27 Participation in G20 EMPOWER to Expand Women's Leadership in the Field of Business

2022/06/27 Corporate Communication Magazine "WITH MATERIALS" Launched

2022/06/16 Participation in a New Geothermal Development Project in the Esan Area, Hakodate City, Hokkaido- MMC's First Geothermal Power Generation Development in Hokkaido -

2022/06/09 Proprietary Copper Alloy MSP5Received 2021 Technology Award from the Japan Copper and Brass Association

2022/06/06 Cooperation with a Demonstration Project for Certifying "Natural Symbiosis Sites (Tentative Name)" - Contributing to the Realization of a Sustainable Society by Conserving Biodiversity in Company-Owned Forests -

2022/04/28 Start of the Second Term of the Laboratory of Non-ferrous Extractive Metallurgy- Endowed Chairs Supported by Mitsubishi Materials at the Graduate School of Engineering, Kyoto University -

2022/04/21 Start of Development of a "Thermal Conductive Putty" Material Softer than Thermal Conductive Rubber- Applying the Technology for Clay-Like Thermal Conductive Material Capable of Adhering to Complex Shapes -

2022/04/19 Participation in the 30 by 30 Alliance for Biodiversity- We Will Make Use of Our Company-Owned Forests to Contribute to Conservation of Biodiversity -

2022/04/19 Selected as a Component of the FTSE Blossom Japan Sector Relative Index,an ESG Investment Index

2022/04/14 Endorsement of the METI's GX League Basic Concept - For the Building of a Decarbonized Society -

2022/04/13 Additional Financing to EneCoat Technologies Engaged in the Development of a Perovskite Solar Cell

2022/04/08 Signing of the UN Global Compact

2022/04/01 The Metals Production Plans in the 1st Half of the fiscal year ending March 31,2023

2022/03/28 Support for the Resource Sciences Education Consortium Established by Hokkaido University and Kyushu University- Contributing to the Development of Expert Human Resources for Resources Strategy Through Industry-Government-Academia Cooperation -

2022/03/18 Certified as a Health & Productivity Management Organization 2022 (Large Enterprise Category)

2022/02/16 Withdrawal from the Sputtering Target Business

2022/02/14 Participation in NEDO's Green Innovation Fund Project/Development of Technology for Producing Concrete Using CO2- Embarking on the Development of Technology for Recovery of Cement from Waste Concrete and Carbonation -

2022/02/02 Certified for "DX Certified Operator" by the Ministry of Economy, Trade and Industry (METI)

2022/01/25 Participation in NEDO's Green Innovation Fund Project/Development of Next-Generation Solar Cells- Towards Developing Peripheral Materials to Reduce Costs and Improve Performance of Perovskite Solar Cells -

2021/12/23 Reorganization related to Corporate Transformation (CX) and Introduction of Job-Based Human Resources System- Reinforcing Organizational Capabilities towards the Realization of our Envisioned Future -

2021/12/23 Mitsubishi Materials Group Sustainability Policy Established- Actively and Positively Promote Initiatives for Realizing a Sustainable Society -

2021/12/13 Notice Concerning Revision of Greenhouse Gas Emissions Reduction Target- Aiming to Achieve Carbon Neutrality Five Years Earlier than the Original Goal -

2021/12/03 Switching All Power Sources Used at Saitama Office and Central Research Institute to Renewable Energy- 60% of Power Sources Used by Mitsubishi Materials Group to be Renewable Energy by FY2031 -

2021/12/01 Launch of the Development of Metal Recycling Technology to Significantly Reduce Environmental Impact with High Efficiency- Joint Research with Emulsion Flow Technologies Started -

2021/11/10 "MEX," a New Platform for the E-Scrap Business, Starts Operation- Applying DX to be a Leading Company Offering High Value-Added Products and Services -

2021/11/04 Joint Development of a New Ceramic Circuit Board Launched with U-MAP, a Venture Business from Nagoya University- Aiming to Realize the World's Highest Level of Heat Dissipation and Reliability -

2021/10/22 Carbon Recycling Technology Adopted as an R&D Project Commissioned by NEDO- New Technology Development and Practical Application Accelerated for Converting CO2 into Resource -

2021/10/22 Technology Developed for Heat Transfer Tube Capable of Heat Recovery with Highest Ever Efficiency- Significant Contribution Expected Toward the Realization of a Sustainable Society by Carbon Neutrality -

2021/10/01 Development of "MOFC-HR" (HR: Heat Resistance) Oxygen-Free Copper with the World's Highest Standard in Strength and Heat Resistance

2021/10/01 The Metals Production Plans in the 2nd Half of the fiscal year ending March 31, 2022

2021/09/06 Our subsidiary in Indonesia helps the community respond to COVID-19- Provides oxygen for healthcare facilities and holds workplace vaccinations for employees and neighborhood residents -

2021/08/06 Release of a concept video "Create, Transform: MATERIALS" celebrating the 150th anniversary of Mitsubishi Materials Group

2021/05/20 Start of Full-Scale Production of Copper Alloy "MSP5" for Automotive Small Terminals- Accelerating CASE with Our Unique Copper Processing Technology

2021/04/14 Mitsubishi Materials and Ube Industries Announce Establishment of the Successor Company for Integration of Cement Businesses

2021/04/06 Notice Concerning Establishment of Greenhouse Gas Emissions Reduction Target and Scenario Analysis of Climate-Related Risks and Opportunities- Aiming to achieve carbon neutrality by 2050 -

2021/04/06 Mitsubishi Materials Group's ESG Initiatives

2021/04/01 The Metals Production Plans in the 1st Half of the fiscal year ending March 31, 2022

2021/03/02 Summary of Explanation and Q&A on Conference Call

2021/02/17 Web Conference Material for the 1st Half of the Fiscal Year Ending March 31, 2021

2021/02/12 Notice related to the completion of the acquisition of a minority stake in the Mantoverde copper mine in Chile

2021/02/10 Consolidated Financial Results for the Nine Months Ended December 31, 2020 (Japanese Accounting Standards)

2021/02/10 Supplementary Explanation of Consolidated Financial Results for the Nine Months Ended December 31, 2020

2021/02/10 Notice of Revisions to Earnings Forecasts

2021/02/10 Development of DIABLA Blackening Film Sputtering Target for Organic EL and Liquid Crystal TFT Wiring, and Start of its Mass Production

2021/02/03 Notice Regarding Hybrid Loan (Subordinated Loan)

2021/01/20 Notice Regarding the Mitsubishi Materials Group 150th Anniversary Slogan/Logo

2020/12/25 Summary of Explanation and Q&A on Web Conference

2020/12/24 Notice Regarding Recording of Gain on Sales of Investment Securities (Extraordinary Profit)

2020/12/22 Consolidated Financial Results for the Six Months Ended September 30, 2020 (Japanese Accounting Standards)

2020/12/22 Supplementary Explanation of Consolidated Financial Results for the Six Months Ended September 30, 2020

2020/12/22 Notice Regarding Differences Between Earnings Forecasts and Results for the First Six Months of the Consolidated Fiscal Year Ending March 31, 2021 and Revision to Earnings Forecasts

2020/12/16 Notice Regarding Submission of the Second Quarterly Securities Report for the Fiscal Year Ending March 31, 2021

2020/11/27 Regarding Signing of Definitive Agreement Concerning Transfer of Shares of Diamet Corporation

2020/11/13 Notice Regarding the Approval of Extension of Deadline for Submission of the Second Quarterly Securities Report for the Fiscal Year Ending March 31, 2021

2020/11/13 Notice Regarding the Submission of Application for the Approval of Extension of Deadline for Submission of the Second Quarterly Securities Report for the Fiscal Year Ending March 31, 2021

2020/11/02 Notice Regarding the Postponement of Announcement of Consolidated Financial Results for the Six Months Ended September 30, 2020

2020/10/26 Regarding equity investment in Masan High-Tech Materials Corporation in Vietnam

2020/10/13 Notice of Change in Major Shareholders

2020/10/01 The Metals Production Plans in the 2nd Half of the fiscal year ending March 31, 2021

2020/09/30 Notice of Revisions to Earnings Forecasts

2020/09/29 Mitsubishi Materials and Ube Industries Announce Signing of Definitive Agreement and Company Split for Integration of Cement Businesses

2020/09/29 Regarding Signing of Memorandum of Understanding Concerning Transfer of Shares of Diamet Corporation, and Recording of Extraordinary Losses

2020/09/09 Introducing Next-Generation Lead-Free Free-Cutting Brass "GloBrass"~ Offering excellent cost effectiveness and Environmentally Friendly Material contributing to achieving SDGs ~

2020/08/25 Summary of Explanation and Q&A on Conference Call

2020/08/07 Supplementary Explanation of Consolidated Financial Results for the Three Months Ended June 30, 2020

2020/08/07 Consolidated Financial Results for the Three Months Ended June 30, 2020 (Japanese Accounting Standards)

2020/08/07 Notice Regarding the Consolidated Earnings Forecasts, Dividend Forecasts and Non-Consolidated Earnings Forecasts

2020/06/30 Notice of Resolutions of the 95th Ordinary General Meeting of Shareholders

2020/06/16 Notice of the 95th Ordinary General Meeting of Shareholders

2020/06/16 Business Report and Financial Statements

2020/06/16 Summary of Explanation and Q&A on Conference Call

2020/06/10 (Correction) Partial correction to the Appendix of "Announcement of Medium-term Management Strategy"

2020/06/01 Consolidated Financial Results for the Fiscal Year Ended March 31, 2020 (Japanese Accounting Standards)

2020/06/01 Supplementary Explanation for the fiscal year ended March 31, 2020

2020/06/01 Notice of Introduction of a Stock Compensation Plan

2020/05/14 Notice of Revisions to the Consolidated Earnings Forecasts and Recording of Extraordinary Losses

2020/04/28 Notice Regarding the Postponement of Announcement of Consolidated Financial Results for the Fiscal Year Ended March 31, 2020

2020/04/08 Summary of Explanation and Q&A on Conference Call

2020/04/01 The Metals Production Plans in the 1st Half of the fiscal year ending March 31, 2021

2020/03/25 Announcement of Medium-term Management Strategy

2020/03/24 Mitsubishi Materials Corporation Announces Grand Opening of New Technical Center in Pune, India

2020/03/16 Mitsubishi Materials Supports Recommendations of the Task Force on Climate-related Financial Disclosures (TCFD) and Decided to Join TCFD Consortium

2020/02/28 Notice Regarding Additional Acquisition of Shares in Mitsubishi Hitachi Tool Engineering, Ltd. (Making the Company a Wholly Owned Subsidiary)

2020/02/17 Summary of Explanation and Q&A on Conference Call for the 3rd Quarter of the fiscal year ending March 31, 2020

2020/02/13 Consolidated Financial Results for the Nine Months Ended December 31, 2019 (Japanese Accounting Standards)

2020/02/13 Notice of Revisions to the Performance Forecast and Partial Return of Officers Remuneration

2020/02/13 Supplementary Explanation of Consolidated Financial Results for the Nine Months Ended December 31, 2019

2020/02/12 Mitsubishi Materials and Ube Industries Sign Letter of Intent for Integration of Cement Businesses

2020/02/07 Acquisition of a minority stake in the Mantoverde copper mine in Chile

2019/11/22 Investor Meeting Material for the 1st Half of the fiscal year ending March 31, 2020 (video, digest version)

2019/11/13 Investor Meeting Material for the 1st Half of the fiscal year ending March 31, 2020

2019/11/08 Consolidated Financial Results for the Six Months Ended September 30, 2019 (Japanese Accounting Standards)

2019/11/08 Notice of Revisions to the Performance Forecast

2019/11/08 Supplementary Explanation for the 1st Half of the fiscal year ending March 31, 2020

2019/10/01 The Metals Production Plans in the 2nd Half of the fiscal year ending March 31, 2020

2019/09/27 Notice Regarding the Receipt of Cease and Desist Order and Surcharge Payment Order by Subsidiary of the Company from Japan Fair Trade Commission

2019/09/25 Establishment of Smart Factory Promotion Center

2019/09/20 Mitsubishi Materials Corporation Announces Grand Opening of New Technical Center in Querétaro, Mexico

2019/08/08 Consolidated Financial Results for the Three Months Ended June 30, 2019 (Japanese Accounting Standards)

2019/08/08 Notice of Revisions to the Performance Forecast

2019/08/08 Supplementary Explanation for the 1st Quarter of the fiscal year ending March 31, 2020

2019/08/01 Notice Regarding Absorption-type Merger (Simplified Merger) of Mitsubishi Shindoh Co., Ltd., a Consolidated Subsidiary

2019/07/04 Notice Regarding the Receipt of Notice of Hearing of Opinions from Japan Fair Trade Commission and Posting of Extraordinary Loss by Subsidiary of the Company

2019/06/21 Notice of Resolutions of the 94th Ordinary General Meeting of Shareholders

2019/06/10 Mitsubishi Materials Corporation Announces Grand Opening of New Technical Center in Stuttgart, Germany

2019/06/03 Notice of the 94th Ordinary General Meeting of Shareholders

2019/06/03 Business Report and Financial Statements

2019/05/23 Investor Conference Materials for the fiscal year ended March 31, 2019 (video, digest version)

2019/05/17 Investor Conference Materials for the fiscal year ended March 31, 2019

2019/05/14 Consolidated Financial Results for the Fiscal Year Ended March 31, 2019 (Japanese Accounting Standards)

2019/05/14 Supplementary Explanation for the fiscal year ended March 31, 2019

2019/04/26 Notice of Revisions to the Consolidated Earnings Forecast, Differences between the Non-Consolidated Earnings Forecast and Result of the Previous Fiscal Year, and Partial Return of Officers Remuneration

2019/04/02 Development of Two Types of Sintering Bonding Materials for Next-generation Power Modules

2019/04/01 The Metals Production Plans in the 1st Half of the fiscal year ending March 31, 2020

2019/03/19 Luvata launching new Japanese website

2019/03/14 Progress on Addressing Non-Conforming Products at MMC Subsidiaries

2019/02/13 Consolidated Financial Results for the Nine Months Ended December 31, 2018 (Japanese Accounting Standards)

2019/02/13 Notice of Revisions to the Performance Forecast

2019/02/13 Supplementary Explanation for the 3rd Quarter of the fiscal year ending March 31, 2019

2019/01/22 Development of corrosion protective plating technology for connectors in aluminum wire harnesses

2018/11/27 Investor Meeting Material for the 1st Half of the fiscal year ending March 31, 2019 (video, digest version)

2018/11/26 Joint Development of Ceramic Substrates for Eco-Friendly Vehicles

2018/11/15 Los Pelambres Expansion Approved

2018/11/12 Investor Meeting Material for the 1st Half of the fiscal year ending March 31, 2019

2018/11/07 Consolidated Financial Results for the Six Months Ended September 30, 2018 (Japanese Accounting Standards)

2018/11/07 Supplementary Explanation for the 1st Half of the fiscal year ending March 31, 2019

2018/10/23 Mitsubishi Materials Corporation Announces the Grand Opening of the New Technical Center in North America

2018/10/10 Development of DBA Substrate with Ag Layer that is Useable Under Medium to High-Temperature Conditions in Air

2018/10/01 The Metals Production Plans in the 2nd Half of the fiscal year ending March 31, 2019

2018/09/21 Joint Development of Recycling Technology of Cobalt, Nickel and Other Metals with Nippon Magnetic Dressing- Collection of rare metals from lithium ion batteries for xEVs (electric vehicles) -

2018/08/31 Notice Regarding Issue of "Mitsubishi Materials Integrated Report 2018"

2018/08/31 W-Ti Sputtering Target for Barrier Films Developed, with Mass-Production Commenced in July

2018/08/27 Progress on Addressing Non-conforming Products at MMC Subsidiaries

2018/08/08 Consolidated Financial Results for the Three Months Ended June 30, 2018 (Japanese Accounting Standards)

2018/08/08 Supplementary Explanation for the 1st Quarter of the fiscal year ending March 31, 2019

2018/06/22 Notice of Resolutions of the 93rd Ordinary General Meeting of Shareholders

2018/06/08 Investor Conference Materials for the fiscal year ended March 31, 2018 (video, digest version)

2018/06/01 Notice of the 93rd Ordinary General Meeting of Shareholders

2018/06/01 Business Report and Financial Statements

2018/06/01 Establishment of the "Committee for Monitoring of Measures to Enhance Governance" and the "Committee for Nomination and Compensation"

2018/06/01 Progress on Addressing Non-Conforming Products at MMC Subsidiaries

2018/05/31 Investor Conference Materials for the fiscal year ended March 31, 2018

2018/05/31 Consolidated Financial Results for the Fiscal Year Ended March 31, 2018

2018/05/31 Supplementary Explanation for the fiscal year ended March 31, 2018

2018/05/28 Completion of MM Metal Recycling B.V. Sampling Center- Expanding the collection of E-Scrap from the European region -

2018/05/17 (Revisions) Partial Revision to the Consolidated Financial Results for the Nine Months Ended December 31, 2017 (Japanese Accounting Standards)

2018/05/17 (Revisions) Partial Revision to the Consolidated Financial Results for the Six Months Ended September 30, 2017 (Japanese Accounting Standards)

2018/05/17 (Revisions) Partial Revision to the Consolidated Financial Results for the Three Months Ended June 30, 2017 (Japanese Accounting Standards)

2018/05/17 Notice Regarding Capital Increase of Subsidiaries (Change to Specified Subsidiary)

2018/05/08 Full-fledged Development of Composite Materials Using New Carbonaceous Material Graphene

2018/04/04 Reduction to Director Remuneration

2018/04/04 Formulation of the MMC Group Governance Framework Enhancement Measures

2018/04/04 Special Investigation Committee Final Report Relating to Non-Conforming Products at MMC Subsidiaries

2018/04/02 The Metals Production Plans in the 1st Half of the fiscal year ending March 31, 2019

2018/03/20 Notice Regarding Posting of Extraordinary Loss (Provision for Environmental Measures)

2018/02/21 Special Investigation Committee Interim Report (2) Relating to Non-Conforming Products at MMC Subsidiaries

2018/02/15 (Revisions) Partial Revision to the Consolidated Financial Results for the Nine Months Ended December 31, 2017 (Japanese Accounting Standards)

2018/02/14 Consolidated Financial Results for the Nine Months Ended December 31, 2017 (Japanese Accounting Standards)

2018/02/14 Supplementary Explanation for the 3rd Quarter of the fiscal year ending March 31, 2018

2018/02/08 Progress on Addressing Non-Conforming Products at MMC Subsidiaries ④

2018/01/31 Special Investigation Committee Interim Report Relating to Non-Conforming Products at MMC Subsidiaries

2018/01/26 World's First Gold-Tin Alloy Paste Developed that Does Not Require a Washing Process

2017/12/28 Progress on Addressing Non-Conforming Products at MMC Subsidiaries ③

2017/12/19 Progress on Addressing Non-Conforming Products at MMC Subsidiaries ②

2017/12/01 Progress on Addressing Non-Conforming Products at MMC Subsidiaries

2017/11/28 Investor Meeting Material for the 1st Half of the fiscal year ending March 31, 2018 (video, digest version)

2017/11/28 Participation in "OMIC R&D" at Cooperative Research Institute for Government, Industry and Academia in the United States

2017/11/23 Status of Handling Non-Conformances at MMC Subsidiaries

2017/11/17 World's Highest Level Solder Material with Alpha-Ray EmissionsReduced Approximately 50% Developed, Mass Production Started

2017/11/13 Investor Meeting Material for the 1st Half of the fiscal year ending March 31, 2018

2017/11/09 Consolidated Financial Results for the Six Months Ended September 30, 2017 (Japanese Accounting Standards)

2017/11/09 Supplementary Explanation for the 1st Half of the fiscal year ending March 31, 2018

2017/11/02 Reopening of "TianJin LingYun tool Design Co.,LTD." after Renovation - Providing Comprehensive Solutions for Cutting Instruments by Improving and Expanding Equipment -

2017/10/02 The Metals Production Plans in the 2nd Half of the fiscal year ending March 31, 2018

2017/09/26 Selection as a Member of the DJSI Asia/Pacific Index for ESG Investment

2017/08/18 Multiband Antennas Developed for In-vehicle Telecommunications Equipment Supporting Cellular Bands Worldwide - Contributing to the global standardization of in-vehicle telecommunications equipment -

2017/08/09 Consolidated Financial Results for the Three Months Ended June 30, 2017 (Japanese Accounting Standards)

2017/08/09 Supplementary Explanation for the 1st Quarter of the fiscal year ending March 31, 2018

2017/08/09 Notice of Revisions to the Performance Forecast

2017/08/08 Selection as a Component of Stock Price Index for ESG Investment

2017/07/31 DIAEDGE, A New Brand of Cemented Carbide Products

2017/07/06 New Company Logotype Established In use from April

2017/06/28 Notice of the Resolutions of the 92nd Ordinary General Meeting of Shareholders

2017/06/20 (Revisions) Partial Revisions to Consolidated Financial Results for the Fiscal Year Ended March 31, 2017 (Japanese Accounting Standards)

2017/06/19 DIASILVER 201-100 New Silver Alloy Sputtering Target for Organic EL Displays Developed and Put Into Mass Production

2017/06/02 Notice of the 92nd Ordinary General Meeting of Shareholders

2017/06/02 Business Report and Financial Statements

2017/06/02 Investor Meeting Material for Medium-Term Management Strategy for FY2018-2020 (video, digest version)

2017/05/18 Overview of Medium-term Management Strategy for FY2018-2020

2017/05/16 Consolidated Financial Results for the Fiscal Year Ended March 31, 2017

2017/05/16 Supplementary Explanation for the fiscal year ended March 31, 2017

2017/05/11 Announcement of Formulation of Medium-Term Management Strategy

2017/05/08 MMC Completes Acquisition for Luvata Special Products Division

2017/04/03 The Metals Production Plans in the 1st Half of the fiscal year ending March 31, 2018

2017/03/29 Notice Regarding Posting of Extraordinary Loss (Provision for Environmental Measures)

2017/02/10 Consolidated Financial Results for the Nine Months Ended December 31, 2016

2017/02/10 Supplementary Explanation for the 3rd Quarter of the fiscal year ending March 31, 2017

2017/02/09 Exclusion of Equity Method Affiliate (Sale of Shares in the Affiliate)

2017/01/27 Technology Developed for Manufacturing Columnar Crystal Silicon, Among World's Largest

2016/11/28 Investor Meeting Material for the 1st Half of the fiscal year ending March 31, 2017 (video, digest version)

2016/11/11 Investor Meeting Material for the 1st Half of the fiscal year ending March 31, 2017

2016/11/09 Consolidated Financial Results for the Six Months Ended September 30, 2016

2016/11/09 Supplementary Explanation for the 1st Half of the fiscal year ending March 31, 2017

2016/10/03 Notice of the Completion of Transfer of Shares in a Subsidiary

2016/10/03 The Metals Production Plans in the 2nd Half of the fiscal year ending March 31, 2017

2016/09/28 Conclusion of Share Sale and Purchase Agreement On Acquisition of Luvata Special Products Division

2016/08/09 Consolidated Financial Results for the Three Months Ended June 30, 2016

2016/08/09 Supplementary Explanation for the 1st Quarter of the fiscal year ending March 31, 2017

2016/07/21 Notice of Transfer of Shares in a Subsidiary

2016/07/04 Notice of the Resolutions of the 91th Ordinary General Meeting of Shareholders

2016/07/04 Establishment of MM Metal Recycling B.V. in Netherlands-- Expanding the collection of E-Scrap from the European region --

2016/06/16 Mitsubishi Materials Begins Providing Industry 4.0-Conformed 3D CAD Data on Cutting Tools

2016/06/08 Notice of the 91th Ordinary General Meeting of Shareholders

2016/06/08 Business Report and Financial Statements

2016/06/01 Mitsubishi Materials Reaches Settlement with Chinese Wartime Laborers

2016/06/01 Investor Meeting Materials for the fiscal year ended March 31, 2016 (video, digest version)

2016/05/17 Investor Meeting Materials for the fiscal year ended March 31, 2016

2016/05/17 Consolidated Financial Results for the Year Ended March 31, 2016

2016/05/17 Supplementary Explanation for the fiscal year ended March 31, 2016

2016/04/14 Completion of Second E-Scrap Center at Naoshima Smelter and Refinery --Creating world's top-ranked E-Scrap receiving and processing capacity--

2016/04/01 The Metals Production Plans in the 1st Half of the fiscal year ending March 31, 2017

2016/02/10 Consolidated Financial Results for the Nine Months Ended December 31, 2015

2016/02/10 Supplementary Explanation for the 3rd Quarter of the fiscal year ending March 31, 2016

2015/11/12 Investor Meeting Material for the 1st Half of the fiscal year ending March 31, 2016

2015/11/10 Consolidated Financial Results for the Six Months Ended September 30, 2015

2015/11/10 Supplementary Explanation for the 1st Half of the fiscal year ending March 31, 2016

2015/10/07 Large-Scale Expansion of Solid Carbide Tool Manufacturing Structure by an Indonesian base

2015/10/01 The Metals Production Plans in the 2nd Half of the fiscal year ending March 31, 2016

2015/08/25 Annual Report 2015

2015/08/06 Consolidated Financial Results for the Three Months Ended June 30, 2015

2015/08/06 Supplementary Explanation for the 1st Quarter of the fiscal year ending March 31, 2016

2015/06/30 Short-Term Flow Test of Geothermal Exploratory Well Conducted in Shibetsu Town, Hokkaido

2015/06/26 Notice of the Resolutions of the 90th Ordinary General Meeting of Shareholders

2015/06/25 Naoshima Smelter and Refinery Expands to World's Top-ranked E-Scrap Receiving and Processing Capacity

2015/05/31 [Important Announcement] FRAUD ALERT

2015/05/29 Notice of the 90th Ordinary General Meeting of Shareholders

2015/05/29 Business Report and Financial Statements

2015/05/14 Investor Meeting Material for the fiscal year ended March 31, 2015

2015/05/12 Supplementary Explanation for the fiscal year ended March 31, 2015

2015/05/12 Notice of Decision on New Candidate for Outside Director

2015/05/12 Consolidated Financial Results for the Year Ended March 31, 2015

2015/04/20 Announcement Regarding the Recognition of Extraordinary Income from Partial Sale of Common Stock of SUMCO

2015/04/01 Notice related to completed procedures for the transfer of shares in Hitachi Tool Engineering, Ltd., and change in company name

2015/04/01 Mitsubishi Materials Southeast Asia Co., Ltd., commences operations

2015/04/01 The Metals Production Plans in the 1st Half of the fiscal year ending March 31, 2016

2015/03/03 Announcement regarding the Exercise of Put Option of SUMCO Class Stock and a Schedule of Secondary Offering of a Portion of SUMCO Common Stock

2015/02/23 The thermistor sensor manufacturing subsidiary in Laos was inaugurated

2015/02/10 Notice Regarding Changes in Directors

2015/02/10 Informal decision for new company name and new president of Hitachi Tool Engineering, Ltd.

2015/02/10 Supplementary Explanation for the 3rd Quarter of the fiscal year ending March 31, 2015

2015/02/10 Informal decision for new company name and new president of Hitachi Tool Engineering, Ltd.

2014/11/13 Investor Meeting Material for the 1st Half of the fiscal year ending March 31, 2015

2014/11/11 Consolidated Financial Results for the Six Months Ended September 30, 2014

2014/11/11 Notice Regarding Discrepancies between Consolidated Forecasts and Actual Results (Six Months Ended September 30, 2014)

2014/10/23 Mitsubishi Materials & SCREEN Semiconductor Solutions First in the MEMS Industry to jointly develop a Mass Production Technology for PZT Films Attains a productivity more than two times higher than conventional products

2014/10/01 The Metals Production Plans in the 2nd Half of the fiscal year ending March 31, 2015

2014/09/26 Share purchase agreement for Hitachi Tool Engineering, Ltd.

2014/08/08 Development of smallest-class surge absorber for power supply

2014/08/07 Consolidated Financial Results for the Year Ended March 31, 2014

2014/08/06 First in the Japanese salt industry to acquire Halal Certification

2014/07/01 E-Scrap Recycling Business Department newly established in the U.S.A.

2014/06/30 Announcement for restarting operations at Yokkaichi Plant

2014/06/27 Notice of the Resolutions of the 89th Ordinary General Meeting of Shareholders

2014/06/12 Final Report by the Accident Investigation Committee for the Explosion & Fire Accident occurred at Yokkaichi Plant

2014/06/03 Business Report and Financial Statements

2014/05/30 Notice of the 89th Ordinary General Meeting of Shareholders

2014/05/14 Long-term Management Policy and Medium-term Management Plan (FY2015-2017)

2014/05/12 Consolidated Financial Results for the Year Ended March 31, 2014

2014/05/12 Announcement regarding the establishment of the “long-term management policy” and medium-term management plan (FY2015-2017) “Materials Premium 2016 – Challenge to become the world's leading businesses group”

2014/04/03 Interim Report by the Accident Investigation Committee for the Explosion & Fire Accident occurred in the High-Purity Polycrystalline Silicon Manufacturing Facility at Yokkaichi Plant of Mitsubishi Materials Corporation(Abridged Version)

2014/04/01 The Metals Production Plans in the 1st Half of the fiscal year ending March 31, 2015

2014/03/28 Development of high-performance insulated circuit substrate “DBA substrate with Ag fired film” for next-generation power modules

2014/03/10 Ikuno Plant has received certificate of CFS (conflict-free smelter) for tin(Sn) from EICC

2014/03/10 Development of the world's thinnest flexible thermistor sensor

2014/02/12 Consolidated Financial Results for the Nine Months Ended December 31, 2013

2014/02/05 Report Number 3; Explosion and Fire at Yokkaichi Plant

2014/01/29 MMC Superalloy Corporation merges with Hitachi Metals, Ltd.

2014/01/24 Report Number 2; Explosion and Fire at Yokkaichi Plant

2014/01/17 Establishment of an Accident Investigation Committee for the Accident at Yokkaichi Plant

2014/01/10 Temporary Suspension of Operations at Yokkaichi Plant

2014/01/09 Explosion and Fire at Yokkaichi Plant

2013/12/25 Notice of Extraordinary Loss (Impairment Loss on Noncurrent Assets)

2013/12/05 Development of DBA (Direct Bonded Aluminum) Substrate with Thick Cu for Highly-Functional Insulated Circuit Substrates Used in Next-Generation Power Modules

2013/11/27 Announcement regarding accounting of gain on sale of securities (extraordinary income)

2013/11/06 Consolidated Financial Results for the Six Months Ended September 30, 2013

2013/10/01 The Metals Output Plans in the 2nd Half of the fiscal year ending March 31, 2014

2013/09/02 Development of MNEX®, the World's First Cu-Zn Alloy with Superior Stress Relaxation Resistance

2013/08/08 Consolidated Financial Results for the Three Months Ended June 30, 2013

2013/07/05 Republic of Peru: Participation in Zafranal Copper Project

2013/06/27 Notice of the Resolutions of the 88th Ordinary General Meeting of Shareholders

2013/06/05 Business Report and Financial Statements

2013/05/31 Notice of the 88th Ordinary General Meeting of Shareholders

2013/05/14 Investor Meeting Material for the fiscal year ended March 31, 2013

2013/05/10 Consolidated Financial Results for the Year Ended March 31, 2013

2013/04/01 The Metals Output Plans in the 1st Half of the fiscal year ending March 31, 2014

2013/02/12 Consolidated Financial Results for the Nine Months Ended December 31, 2012

2012/11/07 Consolidated Financial Results for the Six Months Ended September 30, 2012

2012/11/01 Notice regarding Establishment of a Manufacturing Base for Sintered Parts in Indonesia

2012/10/01 The Metals Output Plans in the 2nd Half of the fiscal year ending March 31, 2013

2012/09/10 Development of technology for recovery of rare metals from scrapped vehicles -Grant to be received from the New Energy and Industrial Technology Development Organization (NEDO) -

2012/08/08 Consolidated Financial Results for the Three Months Ended June 30, 2012

2012/05/11 Notice Regarding Discrepancies between Consolidated Forecasts and Actual Results (Year Ended March 31, 2012)

2012/05/11 Consolidated Financial Results for the Year Ended March 31, 2012

2012/04/02 The Metals Output Plans in the 1st Half of the fiscal year ending March 31, 2013

2012/03/16 Notice Regarding the Revision of Forecasts for Year-end Dividends for the Fiscal Year Ending March 31, 2012

2012/02/08 Consolidated Financial Results for the Nine Months Ended December 31, 2011

2012/02/02 Notice Regarding the Booking of an Equity in Losses of Affiliates (Non-Operating Expenses) by the Equity Method and Information about the Revision of Forecasts for Full-year Consolidated Business Results and Dividends

2011/11/08 Consolidated Financial Results for the Six Months Ended September 30, 2011

2011/11/08 Notice Regarding Discrepancies between the Consolidated Forecast for the Six Months Ended September 30, 2011, and the Actual Results

2011/08/09 Results for the First Quarter Ended June 30, 2011

2011/08/09 Notice Regarding Revision of Performance Forecasts

2011/07/15 Copper Mountain Project in BC, Canada, Produces First Concentrate and Commences Trucking to Port

2011/05/12 Notice Regarding Discrepancies between Consolidated Forecast and Actual Results

2011/02/08 Notice Regarding Revision of Performance and Dividend Forecasts

2010/12/22 Notice Regarding Amendments to Consolidated Financial Results for the First Quarter Ended June 30, 2010 (Containing Corrections to Numerical Data)

2010/12/07 Notice Regarding Equity in Losses of Affiliates (Non-Operating Expenses)

2010/11/08 Notice Regarding Discrepancies between the First Half Period Performance Forecasts and Actual Results, and Revision of Full-Year Forecasts

2010/09/07 Resumption of Operations at Yokkaichi Plant

2010/08/09 Notice Regarding Revision of Performance Forecasts

2010/07/28 Announcement of newly developed high-strength silver alloy clay at the PMC Conference in the U.S.

2010/06/21 Anticipated Resumption of Operations at Yokkaichi Plant

2010/05/31 Signing of Project Finance Agreements for Copper Mountain Project in BC, Canada

2010/05/12 Notice Regarding Changes in Directors

2010/05/12 Notice Regarding Discrepancies between Full-Year Forecast and Actual Results

2010/04/28 Temporary Suspension of Operations at Yokkaichi Plant

2010/04/14 Acquisition of 2.5% ownership interest in Escondida from International Finance Corporation

2010/04/02 Notice Regarding Revision of Performance Forecasts and Reversal of Deferred Tax Assets

2010/03/26 Notice Regarding Conversion of Okegawa Plant into Subsidiary via Spin-Off

2010/01/07 Notice Concerning the Securities Valuation Loss (Nonconsolidated) for the Third Quarter Period Ended December 31, 2009

2009/11/27 Execution of Share Exchange Agreement and Conversion of Mitsubishi Cable Industries into a Wholly Owned Subsidiary of Mitsubishi Materials Corporation

2009/11/05 Notice Regarding Discrepancies between Second-Quarter Performance Forecast and Actual Results, Revision of Full-Year Forecast, and Revision of Year-End Dividend Forecast

2009/09/30 Notice of Dissolving the PM Joint Venture and the Accrual of Extraordinary Loss

2009/07/30 Mitsubishi Materials Corporation Agrees to Invest in Copper Mountain Project in BC, Canada

2009/03/31 Success in Development of Manufacturing Technology of Cast and Wrought Alloys with the World's Highest Temperature Capability for Aircraft Engines

2009/02/09 Notice of Revised Projections for Business Results and Dividends

2008/12/22 MHI, AREVA, MMC and MC Jointly Establish A Full-fledged Nuclear Fuel Fabrication Business in Japan

2008/10/27 ULVAC and Mitsubishi Materials Corporation jointly developed new TFT wiring technology - New copper alloy target adopted to the new sputtering technology -

2008/10/02 Mitsubishi Materials Corporation Concludes MOU with Copper Mountain Mining Corporation to Develop Copper Mountain Project in BC, Canada

2008/05/12 Status of Progress of Medium-Term Management Plan “Break-through 1000”(fiscal 2008-2010) and Future Forecast

2008/05/12 Notice on Decision regarding Acquisition of Treasury Stock

2008/04/01 Notice of Revised Projections for Consolidated and Non-Consolidated Business Results

2008/01/25 Regarding Merger of Mitsubishi Shindoh and Sambo Copper Alloy--Consolidated Subsidiaries of Mitsubishi Materials

2007/10/26 Regarding Making Mitsubishi Shindoh a Wholly Owned Subsidiary of Mitsubishi Materials

2007/10/26 Regarding Making Sambo Copper Alloy a Wholly Owned Subsidiary of Mitsubishi Materials

2007/09/18 Notice of Revised Projections for Consolidated and Non-Consolidated Business Results

2007/08/01 Notice on the Business Alliance in the Businesses of Construction Machinery and Industrial Tools for Use in the Mining and Civil Engineering Fields

2007/03/29 Notice of New Medium-Term Management Plan (fiscal 2008-2010)

2007/03/19 Notice of Revised Projections for Consolidated and Non-Consolidated Business Results and Dividends

2007/03/08 Commencement of R&D on PGMs Recycling Business

2006/12/21 Indonesia copper smelter resumption

2006/10/17 Indonesia Copper Smelter Temporary Shutdown

2006/10/16 Notice of Early Redemption of Euro-yen Zero Coupon Convertible Bonds due 2007 and Euro-yen Zero Coupon Convertible Bonds due 2009

2006/09/19 Notice of Revised Projections

2006/06/02 Mitsubishi and Tanaka form gold bonding wire joint venture in China

2005/09/20 Notice of Revised Projections

2005/08/09 Plansee and Mitsubishi Materials have signed the Joint Venture Agreement Establishing a Global PM-Group

2005/05/30 Nghi Son Cement Corporation to add second production line

2005/05/27 Plansee Group and Mitsubishi Materials intend to merge their PM business

2005/03/25 Notice of New Medium-Term Management Plan

2005/03/25 Notice of Revised Projections

2005/02/28 Merger of aluminum beverage can businesses