Release

2026年9月9日 Investment in Tungsten Recycling Capacity Expansion at Japan New Metals - Investing approximately 8 billion yen to enhance domestic resource circulation to almost double APT production capacity -

2026年8月6日 Efforts to Ensure Continued Supply of Certain Products in the Copper & Copper Alloy Products Business - Conclusion of a technical assistance agreement with KITZ Metal Works Corporation -

2026年7月31日 Release of Mitsubishi Materials Integrated Report 2026 - Introducing initiatives to enhance corporate value -

2026年7月31日 Investment in Tungsten Recycling Capacity Expansion at H.C. Starck ― Strengthening the stable supply of critical minerals and resource circulation in Europe through a nearly 50% increase in processing capacity at the Goslar site ―

2026年7月27日 Start of Provision of Electron Transport Layer Ink Samples for Perovskite Solar Cells - Electron transport materials contributing to cost reduction and mass production -

2026年7月22日 Implementing Copper Cables with Environmental Value from Lower-GHG Copper Ore in a Logistics Facility - Launched a demonstration test applying the mass balance credit model throughout the value chain -

2026年7月14日 New Copper Alloy MSP™5-SSH Developed Combining 1 GPa-Class Ultra-High Strength and High Electrical Conductivity -Contributing to Smaller and Higher-Current Electronic Components for AI Servers and Robotics Applications-

2026年6月24日 Mitsubishi Materials Corporation Awarded Highest Rating for the Third Consecutive Year in CDP 2025 "Supplier Engagement Assessment"

2026年6月12日 Discontinuation of Manufacturing and Sale of Bar Products and ECO BRASS Forged Products in the Copper & Copper Alloy Products Business - Initiatives toward enhancing the business portfolio -

2026年6月3日 NTT and Mitsubishi Materials Establish NTT Circurust to Promote Expanded Use of Recycled Materials and Resource Circulation —Connecting the flow of materials and information to advance the use of recycled materials—

2026年6月2日 Construction of a CFP Digital Platform in the Copper and Copper Alloy Products Business and Acquisition of Third-Party Certification for the CFP Calculation System

2026年5月28日 Execution of Final Agreement Concerning Integration of Businesses for the Purchase of Copper Concentrates and the Sale of Related Products

2026年5月20日 Mitsubishi Materials Holds Metal Recycling Workshop at Duoc UC in Chile —Promoting resource circulation initiatives through the cultivation of a recycling culture in Chile—

2026年4月27日 Establishment of the "Guideline of Mass Balance Credit Model for Copper Products" - Third-party confirmation of compliance with ISO 22095 and ISO 22095-2 -

2026年4月10日 Mitsubishi Materials Named "Noteworthy DX Companies" for the Fourth Consecutive Year

2026年4月1日 The Metals Production Plans for the 1st Half of the Fiscal Year Ending March 31, 2027

2026年3月31日 Regarding the Acquisition of Shares in ReElement Technologies Corporation and the Execution of a Memorandum of Understanding on Japan-U.S. Collaboration

2026年3月30日 Utilizing Timber from Company-Owned Forests for Logistics Pallets, Contributing to Sustainable Use of Timber Resources

2026年2月16日 Awarded the Bronze Prize at the Ministry of the Environment's 7th ESG Finance Awards Japan

2026年2月10日 Mitsubishi Materials Identifies Dopants that Improve Visible-Light Photocatalyst Performance Using Materials Informatics

2026年1月30日 Announcement Regarding Completion of the Acquisition Procedures for Shares of Elemental USA E-Waste & ITAD, Inc.

2026年1月30日 Development of Sintering Copper Sheets Using Submicron Copper Particles - Next-generation bonding materials enabling low-temperature, high-reliability bonding -

2026年1月13日 Mitsubishi Materials to Establish a Resource Circulation Division and Expand Business in the United States

2026年1月5日 President and CEO's New Year's Message for 2026

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

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

2025年12月10日 Notice Concerning Changes in the Representative Executive Officer and Executive Officers

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

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

2025年11月18日 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年11月11日 Execution of a Memorandum of Understanding Concerning the Integration of Businesses for the Purchase of Copper Concentrates and the Sales of Related Products

2025年10月24日 Release of Mitsubishi Materials Sustainability Report 2025

2025年10月22日 Opening Ceremony Held at a New Plant for Rock Tools in Thailand

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

2025年10月1日 The Metals Production Plans for the 2nd Half of the Fiscal Year Ending March 31, 2026

2025年9月30日 Release of Mitsubishi Materials Integrated Report 2025 - Introducing various initiatives to enhance corporate value -

2025年9月30日 Revision of Greenhouse Gas Emission Reduction Targets - New targets set for the fiscal year ending March 2036 and 2041 -

2025年9月25日 New High-Strength Copper Alloy MSP™5-ESH Developed - World-class Cu-Mg alloy to replace beryllium copper and titanium copper -

2025年9月11日 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年8月4日 Strategic Plan to Scale Down Copper Concentrate Processing at the Onahama Smelter & Refinery - Raising the ratio of recycled raw materials to improve profitability -

2025年8月4日 Integration of Western Japan Production Bases in the Copper & Copper Alloy Business - Strengthening business value chain and accelerating business growth -

2025年7月15日 Strengthening Strategic Partnership with Pegasus Tech Ventures

2025年7月10日 Mitsubishi Materials Corporation Awarded Highest Rating as "Supplier Engagement Leader" for the Second Consecutive Year in CDP 2024 "Supplier Engagement Assessment"

2025年7月1日 New Branding Strategy for Metalworking Solutions Business and Trade Name Changes of Group Companies

2025年6月25日 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年5月15日 Completion of Sale of Interests in Copper Mountain Mine, Canada

2025年5月7日 Establishment of a "Post-Stamping Plating" System for PIC plating® of Automotive Connector Terminals

2025年4月23日 "Metal Matrix Composite" with High Thermal Conductivity, Low Thermal Expansion, and Excellent Workability

2025年4月16日 Mitsubishi Materials Named "Noteworthy DX Companies" for the Third Consecutive Year

2025年4月8日 Carbon Footprint Calculation for Refined Lead Awarded Third-Party Verification

2025年4月3日 Metalworking Solutions Business Strengthens Reconditioning Capabilities in Europe: U.F.P. s.r.l. in Italy Becomes a Consolidated Subsidiary

2025年4月2日 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年4月1日 Launch of a WEB Media "WITH MATERIALS"

2025年4月1日 The Metals Production Plans for the 1st Half of the Fiscal Year Ending March 31, 2026

2025年3月31日 First Recognition as an "Outstanding Company for Cancer Control Promotion" by the Ministry of Health, Labour and Welfare

2025年3月28日 Sale of Interests in Copper Mountain Mine, Canada

2025年3月24日 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年3月17日 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年3月11日 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年2月19日 Awarded the Theme Prize "Circular Economy Award" at the Ministry of the Environment's 6th ESG Finance Awards Japan

2025年2月7日 Selected for CDP's 2024 "A List," the Highest Rank, for the First Time in the Climate Change Field

2025年2月3日 Certified as a Sports Yell Company 2025 by the Japan Sports Agency for Three Consecutive Years

2025年1月28日 Won the LCA Society of Japan Chairman's Award at the 21st LCA Society of Japan Awards

2025年1月17日 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年1月6日 New Year's Message 2025

2024年12月12日 Summary of the Press Conference for the Change of the Chief Executive Officer

2024年12月10日 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年12月4日 Notice Regarding Transfer of a Consolidated Subsidiary

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

2024年11月29日 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年11月15日 Received a "Gold" Award in the PRIDE Index 2024

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

2024年11月5日 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年11月5日 Investment in illuminus, a Developer of Advanced Nanoparticle Technology

2024年10月31日 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年10月28日 Hosted a Ceremony to Celebrate the Arrival of the First Shipment of Copper Concentrate from the Mantoverde Copper Mine in Chile

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

2024年10月24日 Certified as a Healthy Company Declaration Gold Certification for Two Consecutive Years

2024年10月15日 Naoshima and Onahama Achieved The Copper Mark

2024年10月11日 Held a Health Promotion Event by Inviting a Top Athlete

2024年10月1日 The Metals Production Plans in the 2nd Half of the Fiscal Year Ending March 31, 2025

2024年9月30日 Notice Concerning Transfer of Shares of Consolidated Subsidiary

2024年9月26日 Held a "Demo Day" under the Acceleration Program Aimed at Creating New Businesses in a Short Period - Started commercialization preparations for two themes -

2024年9月25日 Mitsubishi Materials Group Biodiversity Conservation Policy Established

2024年9月24日 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年9月4日 Investment in Visban, a Developer for Next-generation Millimeter Wave Networks

2024年8月30日 Release of Mitsubishi Materials Sustainability Report 2024

2024年8月30日 Revision of Transition-Linked Finance Framework - Reviewed due to revision of the Greenhouse Gas Emission Reduction Target -

2024年8月29日 Establishing New Our Values for Mitsubishi Materials Group- Guiding principles created together with all employees around the world -

2024年8月23日 Construction of a New Plant for Mining and Civil Engineering Tools in Thailand- Doubling the manufacturing capacity to meet growing demand -

2024年8月23日 "Family Day" held at Mitsubishi Materials Head Office

2024年8月21日 Developed a "Square Silicon Substrate" for Semiconductor Packages- 600 mm-square rectangular silicon substrate, one of the world's largest -

2024年7月31日 Release of Mitsubishi Materials Integrated Report 2024 - Introducing progress of the Medium-term Management Strategy FY2031 and various sustainability-related initiatives -

2024年7月31日 Establishment of Mitsubishi Materials Europe B.V.

2024年7月31日 Revision of Greenhouse Gas Emission Reduction Target - Set GHG emissions reduction targets in consideration of resource recycling efforts -

2024年7月10日 Selected as a Constituent of the FTSE4Good Index Series and FTSE Blossom Japan Index for the First Time

2024年7月8日 Corporate Communication Magazine "WITH MATERIALS" Summers Issue Published

2024年7月1日 First Copper Concentrate Production at Mantoverde Copper Mine in Chile

2024年6月18日 Carbon Footprint Calculation for Electrolytic Copper Awarded Third-Party Verification

2024年6月12日 Started Sales of Simplified Dismantling Machine for Air Conditioner Indoor Unit - Labor-saving through automation of operations -

2024年5月31日 Notice Concerning Transfer of the Shares of Consolidated Subsidiary

2024年5月29日 Completion of the Expansion of the Cemented Carbide Tool Plant in Valencia, Spain - Increase the capacity of cutting tool insert production in Europe -

2024年5月28日 Mitsubishi Materials selected as a "Noteworthy DX Companies 2024" in "DX Stocks 2024" for the second consecutive year

2024年5月22日 Mitsubishi Materials España, S.A.U Held 50th Anniversary Celebration

2024年5月14日 Agreement for the Acquisition of H.C. Starck Holding GmbH

2024年5月14日 Establishment of the New Europe Company Preparation Department

2024年4月26日 Joint Development of an Industrial Accident Prevention System Using the Sending Technology of Smart Footwear - New Project Born from an Employee's Idea -

2024年4月22日 Collaboration with Duoc UC, Chile's Technical Institute of Higher Education - Contributing to the development of a metal recycling culture in Chile -

2024年4月18日 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年4月1日 The Metals Production Plans in the 1st Half of the Fiscal Year Ending March 31, 2025

2024年3月28日 Mitsubishi Materials Introduces Internal Carbon Pricing System - Promote capital investments that contribute to decarbonization -

2024年3月12日 Certified for the First Time as a Health & Productivity Management Outstanding Organization 2024 (Large Enterprise Category "White 500")

2024年3月11日 DEI Forum 2024, an Event Co-hosted by the Non-ferrous Metal Industry, Held on International Women's Day

2024年3月7日 Mitsubishi Materials Corporation Awarded "Supplier Engagement Leader" in CDP 2023 "Supplier Engagement Rating"

2024年3月1日 Started Commercial Operation of the Appi Geothermal Power Plant- Joint venture project by three companies following the Wasabizawa Geothermal Power Plant -

2024年2月21日 Selected for "Human Capital Management Quality 2023 (Silver)" in the "Human Capital Survey 2023"

2024年2月19日 Awarded the Silver Prize for the First Time at the Ministry of the Environment's 5th ESG Finance Awards Japan

2024年2月7日 Notice Regarding the Execution of the Transition-Linked Loan

2024年1月31日 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年1月24日 Certified as a Sports Yell Company 2024 by the Japan Sports Agency for Two Consecutive Years

2024年1月19日 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年1月16日 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年1月11日 Relief Aid for Victims of the 2024 Noto Peninsula Earthquake

2023年12月22日 Certified as a Tokyo Sports Promotion Company for the First Time

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

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

2023年12月13日 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年12月11日 Minister of Economy, Trade and Industry visited Onahama Smelter & Refinery - Exchange of opinions at the site of metal resource recycling -

2023年12月6日 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年11月22日 Notice Regarding the Issuance of the Transition-Linked Bonds

2023年11月8日 Received a "Silver" award in the PRIDE Index 2023

2023年11月7日 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年11月1日 Established the Transition-Linked Finance Framework - Promoting Our Efforts to Achieve Carbon Neutrality by FY2046 -

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

2023年10月13日 Certified as a Healthy Company Declaration Gold Certification

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

2023年10月6日 "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年10月2日 The Metals Production Plans in the 2nd Half of the fiscal year ending March 31, 2024

2023年9月6日 Support for "Business for Marriage Equality"

2023年8月31日 Release of Mitsubishi Materials Sustainability Report 2023

2023年8月8日 "Family Day" held at Mitsubishi Materials Head Office

2023年7月31日 Release of Mitsubishi Materials Integrated Report 2023-Introducing the Medium-term Management Strategy FY2031 and our efforts in order to fulfill Our Commitment-

2023年7月26日 Notice Concerning Revision of Greenhouse Gas Emissions Reduction Target- Review reduction targets based on the latest business structure -

2023年7月25日 New Company That Provides Dental Checkup Services for Health Insurance Operators Established

2023年7月21日 Mitsubishi Materials Group Community Contribution Activity Policy Established

2023年7月19日 "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年6月21日 Mitsubishi Materials selected as a constituent of "SOMPO Sustainability Index"

2023年6月8日 Renewal of Sustainability Management System - Newly established "Resource Circulation Strategy Meeting" -

2023年6月1日 Mitsubishi Materials selected as a "Noteworthy DX Companies 2023" in "DX Stocks 2023"

2023年5月22日 Luvata Signs a Sublicense Agreement for GloBrass® with Wieland

2023年5月19日 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年5月15日 Regulatory Approval for the Zafranal Copper Project in Peru

2023年4月26日 Mitsubishi Materials grants exclusive license for GloBrass® to Luvata

2023年4月12日 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年4月3日 The Metals Production Plans in the 1st Half of the fiscal year ending March 31, 2024

2023年3月30日 Acquisition of the International Initiative Science Based Targets (SBT) Certification

2023年3月29日 Mitsubishi Materials Corporation and Exurban Join Forces

2023年3月28日 Mitsubishi Materials Corporation Acquires an Equity Stake in Western Copper and Gold Corporation - Participation in the Casino Project -

2023年3月27日 Success in Synthesis of a Tin Oxide with a New Crystal Structure - Research Findings Promising for Application to Artificial Photosynthesis -

2023年3月16日 Certified as a Health & Productivity Management Outstanding Organization 2023 (Large Enterprise Category) for the Second Consecutive Year

2023年3月6日 Selected for the First Time as an Environmentally Sustainable Company at the Ministry of the Environment's 4th ESG Finance Awards Japan

2023年2月10日 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年2月10日 Organizational Restructuring for Expansion and Enhancement of Resource Recycling

2023年2月1日 Development of "Elastic Metal™," an innovative new material with the flexibility of rubber

2023年1月20日 Achieved AA Rating for the First Time in the MSCI ESG Ratings Assessment

2023年1月17日 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年1月16日 A Special Website Opened for the Mitsubishi Materials' Mission - Introducing Employees Taking Ownership of Our Mission -

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

2022年12月26日 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年12月19日 Commenced Investigation on the Commercialization of Dental Checkup Services for Health Insurance Operators - Towards Launching a Life Healthcare-Related Service -

2022年11月16日 Received a "Bronze" award in the PRIDE Index 2022

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

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

2022年11月8日 Exhibiting at the 31st Japan International Machine Tool Fair "JIMTOF 2022"

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

2022年10月4日 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年10月3日 The Metals Production Plans in the 2nd Half of the fiscal year ending March 31, 2023

2022年9月15日 Mitsubishi Materials and Tokyo Institute of Technology established Mitsubishi Materials Sustainability Innovation Collaborative Research Cluster

2022年8月31日 Release of Mitsubishi Materials ESG Report 2022 -Introducing Our Sustainability and Other Initiatives-

2022年8月17日 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年8月9日 Continuing Donations to Organizations Addressing Social Issues

2022年7月29日 Release of Mitsubishi Materials Integrated Report 2022 -Introducing Our Corporate Governance and Other Initiatives-

2022年7月27日 Participation in G20 EMPOWER to Expand Women's Leadership in the Field of Business

2022年6月27日 Corporate Communication Magazine "WITH MATERIALS" Launched

2022年6月16日 Participation in a New Geothermal Development Project in the Esan Area, Hakodate City, Hokkaido- MMC's First Geothermal Power Generation Development in Hokkaido -

2022年6月9日 Proprietary Copper Alloy MSP5Received 2021 Technology Award from the Japan Copper and Brass Association

2022年6月6日 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年4月28日 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年4月21日 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年4月19日 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年4月19日 Selected as a Component of the FTSE Blossom Japan Sector Relative Index,an ESG Investment Index

2022年4月14日 Endorsement of the METI's GX League Basic Concept - For the Building of a Decarbonized Society -

2022年4月13日 Additional Financing to EneCoat Technologies Engaged in the Development of a Perovskite Solar Cell

2022年4月8日 Signing of the UN Global Compact

2022年4月1日 The Metals Production Plans in the 1st Half of the fiscal year ending March 31,2023

2022年3月28日 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年3月18日 Certified as a Health & Productivity Management Organization 2022 (Large Enterprise Category)

2022年2月16日 Withdrawal from the Sputtering Target Business

2022年2月14日 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年2月2日 Certified for "DX Certified Operator" by the Ministry of Economy, Trade and Industry (METI)

2022年1月25日 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年12月23日 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年12月23日 Mitsubishi Materials Group Sustainability Policy Established- Actively and Positively Promote Initiatives for Realizing a Sustainable Society -

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

2021年12月3日 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年12月1日 Launch of the Development of Metal Recycling Technology to Significantly Reduce Environmental Impact with High Efficiency- Joint Research with Emulsion Flow Technologies Started -

2021年11月10日 "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年11月4日 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年10月22日 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年10月22日 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年10月1日 Development of "MOFC-HR" (HR: Heat Resistance) Oxygen-Free Copper with the World's Highest Standard in Strength and Heat Resistance

2021年10月1日 The Metals Production Plans in the 2nd Half of the fiscal year ending March 31, 2022

2021年9月6日 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年8月6日 Release of a concept video "Create, Transform: MATERIALS" celebrating the 150th anniversary of Mitsubishi Materials Group

2021年5月20日 Start of Full-Scale Production of Copper Alloy "MSP5" for Automotive Small Terminals- Accelerating CASE with Our Unique Copper Processing Technology

2021年4月14日 Mitsubishi Materials and Ube Industries Announce Establishment of the Successor Company for Integration of Cement Businesses

2021年4月6日 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年4月6日 Mitsubishi Materials Group's ESG Initiatives

2021年4月1日 The Metals Production Plans in the 1st Half of the fiscal year ending March 31, 2022

2021年3月2日 Summary of Explanation and Q&A on Conference Call

2021年2月17日 Web Conference Material for the 1st Half of the Fiscal Year Ending March 31, 2021

2021年2月12日 Notice related to the completion of the acquisition of a minority stake in the Mantoverde copper mine in Chile

2021年2月10日 Consolidated Financial Results for the Nine Months Ended December 31, 2020 (Japanese Accounting Standards)

2021年2月10日 Supplementary Explanation of Consolidated Financial Results for the Nine Months Ended December 31, 2020

2021年2月10日 Notice of Revisions to Earnings Forecasts

2021年2月10日 Development of DIABLA Blackening Film Sputtering Target for Organic EL and Liquid Crystal TFT Wiring, and Start of its Mass Production

2021年2月3日 Notice Regarding Hybrid Loan (Subordinated Loan)

2021年1月20日 Notice Regarding the Mitsubishi Materials Group 150th Anniversary Slogan/Logo

2020年12月25日 Summary of Explanation and Q&A on Web Conference

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

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

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

2020年12月22日 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年12月16日 Notice Regarding Submission of the Second Quarterly Securities Report for the Fiscal Year Ending March 31, 2021

2020年11月27日 Regarding Signing of Definitive Agreement Concerning Transfer of Shares of Diamet Corporation

2020年11月13日 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年11月13日 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年11月2日 Notice Regarding the Postponement of Announcement of Consolidated Financial Results for the Six Months Ended September 30, 2020

2020年10月26日 Regarding equity investment in Masan High-Tech Materials Corporation in Vietnam

2020年10月13日 Notice of Change in Major Shareholders

2020年10月1日 The Metals Production Plans in the 2nd Half of the fiscal year ending March 31, 2021

2020年9月30日 Notice of Revisions to Earnings Forecasts

2020年9月29日 Mitsubishi Materials and Ube Industries Announce Signing of Definitive Agreement and Company Split for Integration of Cement Businesses

2020年9月29日 Regarding Signing of Memorandum of Understanding Concerning Transfer of Shares of Diamet Corporation, and Recording of Extraordinary Losses

2020年9月9日 Introducing Next-Generation Lead-Free Free-Cutting Brass "GloBrass"~ Offering excellent cost effectiveness and Environmentally Friendly Material contributing to achieving SDGs ~

2020年8月25日 Summary of Explanation and Q&A on Conference Call

2020年8月7日 Supplementary Explanation of Consolidated Financial Results for the Three Months Ended June 30, 2020

2020年8月7日 Consolidated Financial Results for the Three Months Ended June 30, 2020 (Japanese Accounting Standards)

2020年8月7日 Notice Regarding the Consolidated Earnings Forecasts, Dividend Forecasts and Non-Consolidated Earnings Forecasts

2020年6月30日 Notice of Resolutions of the 95th Ordinary General Meeting of Shareholders

2020年6月16日 Notice of the 95th Ordinary General Meeting of Shareholders

2020年6月16日 Business Report and Financial Statements

2020年6月16日 Summary of Explanation and Q&A on Conference Call

2020年6月10日 (Correction) Partial correction to the Appendix of "Announcement of Medium-term Management Strategy"

2020年6月1日 Consolidated Financial Results for the Fiscal Year Ended March 31, 2020 (Japanese Accounting Standards)

2020年6月1日 Supplementary Explanation for the fiscal year ended March 31, 2020

2020年6月1日 Notice of Introduction of a Stock Compensation Plan

2020年5月14日 Notice of Revisions to the Consolidated Earnings Forecasts and Recording of Extraordinary Losses

2020年4月28日 Notice Regarding the Postponement of Announcement of Consolidated Financial Results for the Fiscal Year Ended March 31, 2020

2020年4月8日 Summary of Explanation and Q&A on Conference Call

2020年4月1日 The Metals Production Plans in the 1st Half of the fiscal year ending March 31, 2021

2020年3月25日 Announcement of Medium-term Management Strategy

2020年3月24日 Mitsubishi Materials Corporation Announces Grand Opening of New Technical Center in Pune, India

2020年3月16日 Mitsubishi Materials Supports Recommendations of the Task Force on Climate-related Financial Disclosures (TCFD) and Decided to Join TCFD Consortium

2020年2月28日 Notice Regarding Additional Acquisition of Shares in Mitsubishi Hitachi Tool Engineering, Ltd. (Making the Company a Wholly Owned Subsidiary)

2020年2月17日 Summary of Explanation and Q&A on Conference Call for the 3rd Quarter of the fiscal year ending March 31, 2020

2020年2月13日 Consolidated Financial Results for the Nine Months Ended December 31, 2019 (Japanese Accounting Standards)

2020年2月13日 Notice of Revisions to the Performance Forecast and Partial Return of Officers Remuneration

2020年2月13日 Supplementary Explanation of Consolidated Financial Results for the Nine Months Ended December 31, 2019

2020年2月12日 Mitsubishi Materials and Ube Industries Sign Letter of Intent for Integration of Cement Businesses

2020年2月7日 Acquisition of a minority stake in the Mantoverde copper mine in Chile

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

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

2019年11月8日 Consolidated Financial Results for the Six Months Ended September 30, 2019 (Japanese Accounting Standards)

2019年11月8日 Notice of Revisions to the Performance Forecast

2019年11月8日 Supplementary Explanation for the 1st Half of the fiscal year ending March 31, 2020

2019年10月1日 The Metals Production Plans in the 2nd Half of the fiscal year ending March 31, 2020

2019年9月27日 Notice Regarding the Receipt of Cease and Desist Order and Surcharge Payment Order by Subsidiary of the Company from Japan Fair Trade Commission

2019年9月25日 Establishment of Smart Factory Promotion Center

2019年9月20日 Mitsubishi Materials Corporation Announces Grand Opening of New Technical Center in Querétaro, Mexico

2019年8月8日 Consolidated Financial Results for the Three Months Ended June 30, 2019 (Japanese Accounting Standards)

2019年8月8日 Notice of Revisions to the Performance Forecast

2019年8月8日 Supplementary Explanation for the 1st Quarter of the fiscal year ending March 31, 2020

2019年8月1日 Notice Regarding Absorption-type Merger (Simplified Merger) of Mitsubishi Shindoh Co., Ltd., a Consolidated Subsidiary

2019年7月4日 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年6月21日 Notice of Resolutions of the 94th Ordinary General Meeting of Shareholders

2019年6月10日 Mitsubishi Materials Corporation Announces Grand Opening of New Technical Center in Stuttgart, Germany

2019年6月3日 Notice of the 94th Ordinary General Meeting of Shareholders

2019年6月3日 Business Report and Financial Statements

2019年5月23日 Investor Conference Materials for the fiscal year ended March 31, 2019 (video, digest version)

2019年5月17日 Investor Conference Materials for the fiscal year ended March 31, 2019

2019年5月14日 Consolidated Financial Results for the Fiscal Year Ended March 31, 2019 (Japanese Accounting Standards)

2019年5月14日 Supplementary Explanation for the fiscal year ended March 31, 2019

2019年4月26日 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年4月2日 Development of Two Types of Sintering Bonding Materials for Next-generation Power Modules

2019年4月1日 The Metals Production Plans in the 1st Half of the fiscal year ending March 31, 2020

2019年3月19日 Luvata launching new Japanese website

2019年3月14日 Progress on Addressing Non-Conforming Products at MMC Subsidiaries

2019年2月13日 Consolidated Financial Results for the Nine Months Ended December 31, 2018 (Japanese Accounting Standards)

2019年2月13日 Notice of Revisions to the Performance Forecast

2019年2月13日 Supplementary Explanation for the 3rd Quarter of the fiscal year ending March 31, 2019

2019年1月22日 Development of corrosion protective plating technology for connectors in aluminum wire harnesses

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

2018年11月26日 Joint Development of Ceramic Substrates for Eco-Friendly Vehicles

2018年11月15日 Los Pelambres Expansion Approved

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

2018年11月7日 Consolidated Financial Results for the Six Months Ended September 30, 2018 (Japanese Accounting Standards)

2018年11月7日 Supplementary Explanation for the 1st Half of the fiscal year ending March 31, 2019

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

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

2018年10月1日 The Metals Production Plans in the 2nd Half of the fiscal year ending March 31, 2019

2018年9月21日 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年8月31日 Notice Regarding Issue of "Mitsubishi Materials Integrated Report 2018"

2018年8月31日 W-Ti Sputtering Target for Barrier Films Developed, with Mass-Production Commenced in July

2018年8月27日 Progress on Addressing Non-conforming Products at MMC Subsidiaries

2018年8月8日 Consolidated Financial Results for the Three Months Ended June 30, 2018 (Japanese Accounting Standards)

2018年8月8日 Supplementary Explanation for the 1st Quarter of the fiscal year ending March 31, 2019

2018年6月22日 Notice of Resolutions of the 93rd Ordinary General Meeting of Shareholders

2018年6月8日 Investor Conference Materials for the fiscal year ended March 31, 2018 (video, digest version)

2018年6月1日 Notice of the 93rd Ordinary General Meeting of Shareholders

2018年6月1日 Business Report and Financial Statements

2018年6月1日 Establishment of the "Committee for Monitoring of Measures to Enhance Governance" and the "Committee for Nomination and Compensation"

2018年6月1日 Progress on Addressing Non-Conforming Products at MMC Subsidiaries

2018年5月31日 Investor Conference Materials for the fiscal year ended March 31, 2018

2018年5月31日 Consolidated Financial Results for the Fiscal Year Ended March 31, 2018

2018年5月31日 Supplementary Explanation for the fiscal year ended March 31, 2018

2018年5月28日 Completion of MM Metal Recycling B.V. Sampling Center- Expanding the collection of E-Scrap from the European region -

2018年5月17日 (Revisions) Partial Revision to the Consolidated Financial Results for the Nine Months Ended December 31, 2017 (Japanese Accounting Standards)

2018年5月17日 (Revisions) Partial Revision to the Consolidated Financial Results for the Six Months Ended September 30, 2017 (Japanese Accounting Standards)

2018年5月17日 (Revisions) Partial Revision to the Consolidated Financial Results for the Three Months Ended June 30, 2017 (Japanese Accounting Standards)

2018年5月17日 Notice Regarding Capital Increase of Subsidiaries (Change to Specified Subsidiary)

2018年5月8日 Full-fledged Development of Composite Materials Using New Carbonaceous Material Graphene

2018年4月4日 Reduction to Director Remuneration

2018年4月4日 Formulation of the MMC Group Governance Framework Enhancement Measures

2018年4月4日 Special Investigation Committee Final Report Relating to Non-Conforming Products at MMC Subsidiaries

2018年4月2日 The Metals Production Plans in the 1st Half of the fiscal year ending March 31, 2019

2018年3月20日 Notice Regarding Posting of Extraordinary Loss (Provision for Environmental Measures)

2018年2月21日 Special Investigation Committee Interim Report (2) Relating to Non-Conforming Products at MMC Subsidiaries

2018年2月15日 (Revisions) Partial Revision to the Consolidated Financial Results for the Nine Months Ended December 31, 2017 (Japanese Accounting Standards)

2018年2月14日 Consolidated Financial Results for the Nine Months Ended December 31, 2017 (Japanese Accounting Standards)

2018年2月14日 Supplementary Explanation for the 3rd Quarter of the fiscal year ending March 31, 2018

2018年2月8日 Progress on Addressing Non-Conforming Products at MMC Subsidiaries ④

2018年1月31日 Special Investigation Committee Interim Report Relating to Non-Conforming Products at MMC Subsidiaries

2018年1月26日 World's First Gold-Tin Alloy Paste Developed that Does Not Require a Washing Process

2017年12月28日 Progress on Addressing Non-Conforming Products at MMC Subsidiaries ③

2017年12月19日 Progress on Addressing Non-Conforming Products at MMC Subsidiaries ②

2017年12月1日 Progress on Addressing Non-Conforming Products at MMC Subsidiaries

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

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

2017年11月23日 Status of Handling Non-Conformances at MMC Subsidiaries

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

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

2017年11月9日 Consolidated Financial Results for the Six Months Ended September 30, 2017 (Japanese Accounting Standards)

2017年11月9日 Supplementary Explanation for the 1st Half of the fiscal year ending March 31, 2018

2017年11月2日 Reopening of "TianJin LingYun tool Design Co.,LTD." after Renovation - Providing Comprehensive Solutions for Cutting Instruments by Improving and Expanding Equipment -

2017年10月2日 The Metals Production Plans in the 2nd Half of the fiscal year ending March 31, 2018

2017年9月26日 Selection as a Member of the DJSI Asia/Pacific Index for ESG Investment

2017年8月18日 Multiband Antennas Developed for In-vehicle Telecommunications Equipment Supporting Cellular Bands Worldwide - Contributing to the global standardization of in-vehicle telecommunications equipment -

2017年8月9日 Consolidated Financial Results for the Three Months Ended June 30, 2017 (Japanese Accounting Standards)

2017年8月9日 Supplementary Explanation for the 1st Quarter of the fiscal year ending March 31, 2018

2017年8月9日 Notice of Revisions to the Performance Forecast

2017年8月8日 Selection as a Component of Stock Price Index for ESG Investment

2017年7月31日 DIAEDGE, A New Brand of Cemented Carbide Products

2017年7月6日 New Company Logotype Established In use from April

2017年6月28日 Notice of the Resolutions of the 92nd Ordinary General Meeting of Shareholders

2017年6月20日 (Revisions) Partial Revisions to Consolidated Financial Results for the Fiscal Year Ended March 31, 2017 (Japanese Accounting Standards)

2017年6月19日 DIASILVER 201-100 New Silver Alloy Sputtering Target for Organic EL Displays Developed and Put Into Mass Production

2017年6月2日 Notice of the 92nd Ordinary General Meeting of Shareholders

2017年6月2日 Business Report and Financial Statements

2017年6月2日 Investor Meeting Material for Medium-Term Management Strategy for FY2018-2020 (video, digest version)

2017年5月18日 Overview of Medium-term Management Strategy for FY2018-2020

2017年5月16日 Consolidated Financial Results for the Fiscal Year Ended March 31, 2017

2017年5月16日 Supplementary Explanation for the fiscal year ended March 31, 2017

2017年5月11日 Announcement of Formulation of Medium-Term Management Strategy

2017年5月8日 MMC Completes Acquisition for Luvata Special Products Division

2017年4月3日 The Metals Production Plans in the 1st Half of the fiscal year ending March 31, 2018

2017年3月29日 Notice Regarding Posting of Extraordinary Loss (Provision for Environmental Measures)

2017年2月10日 Consolidated Financial Results for the Nine Months Ended December 31, 2016

2017年2月10日 Supplementary Explanation for the 3rd Quarter of the fiscal year ending March 31, 2017

2017年2月9日 Exclusion of Equity Method Affiliate (Sale of Shares in the Affiliate)

2017年1月27日 Technology Developed for Manufacturing Columnar Crystal Silicon, Among World's Largest

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

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

2016年11月9日 Consolidated Financial Results for the Six Months Ended September 30, 2016

2016年11月9日 Supplementary Explanation for the 1st Half of the fiscal year ending March 31, 2017

2016年10月3日 Notice of the Completion of Transfer of Shares in a Subsidiary

2016年10月3日 The Metals Production Plans in the 2nd Half of the fiscal year ending March 31, 2017

2016年9月28日 Conclusion of Share Sale and Purchase Agreement On Acquisition of Luvata Special Products Division

2016年8月9日 Consolidated Financial Results for the Three Months Ended June 30, 2016

2016年8月9日 Supplementary Explanation for the 1st Quarter of the fiscal year ending March 31, 2017

2016年7月21日 Notice of Transfer of Shares in a Subsidiary

2016年7月4日 Notice of the Resolutions of the 91th Ordinary General Meeting of Shareholders

2016年7月4日 Establishment of MM Metal Recycling B.V. in Netherlands-- Expanding the collection of E-Scrap from the European region --

2016年6月16日 Mitsubishi Materials Begins Providing Industry 4.0-Conformed 3D CAD Data on Cutting Tools

2016年6月8日 Notice of the 91th Ordinary General Meeting of Shareholders

2016年6月8日 Business Report and Financial Statements

2016年6月1日 Mitsubishi Materials Reaches Settlement with Chinese Wartime Laborers

2016年6月1日 Investor Meeting Materials for the fiscal year ended March 31, 2016 (video, digest version)

2016年5月17日 Investor Meeting Materials for the fiscal year ended March 31, 2016

2016年5月17日 Consolidated Financial Results for the Year Ended March 31, 2016

2016年5月17日 Supplementary Explanation for the fiscal year ended March 31, 2016

2016年4月14日 Completion of Second E-Scrap Center at Naoshima Smelter and Refinery --Creating world's top-ranked E-Scrap receiving and processing capacity--

2016年4月1日 The Metals Production Plans in the 1st Half of the fiscal year ending March 31, 2017

2016年2月10日 Consolidated Financial Results for the Nine Months Ended December 31, 2015

2016年2月10日 Supplementary Explanation for the 3rd Quarter of the fiscal year ending March 31, 2016

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

2015年11月10日 Consolidated Financial Results for the Six Months Ended September 30, 2015

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

2015年10月7日 Large-Scale Expansion of Solid Carbide Tool Manufacturing Structure by an Indonesian base

2015年10月1日 The Metals Production Plans in the 2nd Half of the fiscal year ending March 31, 2016

2015年8月25日 Annual Report 2015

2015年8月6日 Consolidated Financial Results for the Three Months Ended June 30, 2015

2015年8月6日 Supplementary Explanation for the 1st Quarter of the fiscal year ending March 31, 2016

2015年6月30日 Short-Term Flow Test of Geothermal Exploratory Well Conducted in Shibetsu Town, Hokkaido

2015年6月26日 Notice of the Resolutions of the 90th Ordinary General Meeting of Shareholders

2015年6月25日 Naoshima Smelter and Refinery Expands to World's Top-ranked E-Scrap Receiving and Processing Capacity

2015年5月31日 [Important Announcement] FRAUD ALERT

2015年5月29日 Notice of the 90th Ordinary General Meeting of Shareholders

2015年5月29日 Business Report and Financial Statements

2015年5月14日 Investor Meeting Material for the fiscal year ended March 31, 2015

2015年5月12日 Supplementary Explanation for the fiscal year ended March 31, 2015

2015年5月12日 Notice of Decision on New Candidate for Outside Director

2015年5月12日 Consolidated Financial Results for the Year Ended March 31, 2015

2015年4月20日 Announcement Regarding the Recognition of Extraordinary Income from Partial Sale of Common Stock of SUMCO

2015年4月1日 Notice related to completed procedures for the transfer of shares in Hitachi Tool Engineering, Ltd., and change in company name

2015年4月1日 Mitsubishi Materials Southeast Asia Co., Ltd., commences operations

2015年4月1日 The Metals Production Plans in the 1st Half of the fiscal year ending March 31, 2016

2015年3月3日 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年2月23日 The thermistor sensor manufacturing subsidiary in Laos was inaugurated

2015年2月10日 Notice Regarding Changes in Directors

2015年2月10日 Informal decision for new company name and new president of Hitachi Tool Engineering, Ltd.

2015年2月10日 Supplementary Explanation for the 3rd Quarter of the fiscal year ending March 31, 2015

2015年2月10日 Informal decision for new company name and new president of Hitachi Tool Engineering, Ltd.

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

2014年11月11日 Consolidated Financial Results for the Six Months Ended September 30, 2014

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

2014年10月23日 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年10月1日 The Metals Production Plans in the 2nd Half of the fiscal year ending March 31, 2015

2014年9月26日 Share purchase agreement for Hitachi Tool Engineering, Ltd.

2014年8月8日 Development of smallest-class surge absorber for power supply

2014年8月7日 Consolidated Financial Results for the Year Ended March 31, 2014

2014年8月6日 First in the Japanese salt industry to acquire Halal Certification

2014年7月1日 E-Scrap Recycling Business Department newly established in the U.S.A.

2014年6月30日 Announcement for restarting operations at Yokkaichi Plant

2014年6月27日 Notice of the Resolutions of the 89th Ordinary General Meeting of Shareholders

2014年6月12日 Final Report by the Accident Investigation Committee for the Explosion & Fire Accident occurred at Yokkaichi Plant

2014年6月3日 Business Report and Financial Statements

2014年5月30日 Notice of the 89th Ordinary General Meeting of Shareholders

2014年5月14日 Long-term Management Policy and Medium-term Management Plan (FY2015-2017)

2014年5月12日 Consolidated Financial Results for the Year Ended March 31, 2014

2014年5月12日 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年4月3日 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年4月1日 The Metals Production Plans in the 1st Half of the fiscal year ending March 31, 2015

2014年3月28日 Development of high-performance insulated circuit substrate “DBA substrate with Ag fired film” for next-generation power modules

2014年3月10日 Ikuno Plant has received certificate of CFS (conflict-free smelter) for tin(Sn) from EICC

2014年3月10日 Development of the world's thinnest flexible thermistor sensor

2014年2月12日 Consolidated Financial Results for the Nine Months Ended December 31, 2013

2014年2月5日 Report Number 3; Explosion and Fire at Yokkaichi Plant

2014年1月29日 MMC Superalloy Corporation merges with Hitachi Metals, Ltd.

2014年1月24日 Report Number 2; Explosion and Fire at Yokkaichi Plant

2014年1月17日 Establishment of an Accident Investigation Committee for the Accident at Yokkaichi Plant

2014年1月10日 Temporary Suspension of Operations at Yokkaichi Plant

2014年1月9日 Explosion and Fire at Yokkaichi Plant

2013年12月25日 Notice of Extraordinary Loss (Impairment Loss on Noncurrent Assets)

2013年12月5日 Development of DBA (Direct Bonded Aluminum) Substrate with Thick Cu for Highly-Functional Insulated Circuit Substrates Used in Next-Generation Power Modules

2013年11月27日 Announcement regarding accounting of gain on sale of securities (extraordinary income)

2013年11月6日 Consolidated Financial Results for the Six Months Ended September 30, 2013

2013年10月1日 The Metals Output Plans in the 2nd Half of the fiscal year ending March 31, 2014

2013年9月2日 Development of MNEX®, the World's First Cu-Zn Alloy with Superior Stress Relaxation Resistance

2013年8月8日 Consolidated Financial Results for the Three Months Ended June 30, 2013

2013年7月5日 Republic of Peru: Participation in Zafranal Copper Project

2013年6月27日 Notice of the Resolutions of the 88th Ordinary General Meeting of Shareholders

2013年6月5日 Business Report and Financial Statements

2013年5月31日 Notice of the 88th Ordinary General Meeting of Shareholders

2013年5月14日 Investor Meeting Material for the fiscal year ended March 31, 2013

2013年5月10日 Consolidated Financial Results for the Year Ended March 31, 2013

2013年4月1日 The Metals Output Plans in the 1st Half of the fiscal year ending March 31, 2014

2013年2月12日 Consolidated Financial Results for the Nine Months Ended December 31, 2012

2012年11月7日 Consolidated Financial Results for the Six Months Ended September 30, 2012

2012年11月1日 Notice regarding Establishment of a Manufacturing Base for Sintered Parts in Indonesia

2012年10月1日 The Metals Output Plans in the 2nd Half of the fiscal year ending March 31, 2013

2012年9月10日 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年8月8日 Consolidated Financial Results for the Three Months Ended June 30, 2012

2012年5月11日 Notice Regarding Discrepancies between Consolidated Forecasts and Actual Results (Year Ended March 31, 2012)

2012年5月11日 Consolidated Financial Results for the Year Ended March 31, 2012

2012年4月2日 The Metals Output Plans in the 1st Half of the fiscal year ending March 31, 2013

2012年3月16日 Notice Regarding the Revision of Forecasts for Year-end Dividends for the Fiscal Year Ending March 31, 2012

2012年2月8日 Consolidated Financial Results for the Nine Months Ended December 31, 2011

2012年2月2日 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年11月8日 Consolidated Financial Results for the Six Months Ended September 30, 2011

2011年11月8日 Notice Regarding Discrepancies between the Consolidated Forecast for the Six Months Ended September 30, 2011, and the Actual Results

2011年8月9日 Results for the First Quarter Ended June 30, 2011

2011年8月9日 Notice Regarding Revision of Performance Forecasts

2011年7月15日 Copper Mountain Project in BC, Canada, Produces First Concentrate and Commences Trucking to Port

2011年5月12日 Notice Regarding Discrepancies between Consolidated Forecast and Actual Results

2011年2月8日 Notice Regarding Revision of Performance and Dividend Forecasts

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

2010年12月7日 Notice Regarding Equity in Losses of Affiliates (Non-Operating Expenses)

2010年11月8日 Notice Regarding Discrepancies between the First Half Period Performance Forecasts and Actual Results, and Revision of Full-Year Forecasts

2010年9月7日 Resumption of Operations at Yokkaichi Plant

2010年8月9日 Notice Regarding Revision of Performance Forecasts

2010年7月28日 Announcement of newly developed high-strength silver alloy clay at the PMC Conference in the U.S.

2010年6月21日 Anticipated Resumption of Operations at Yokkaichi Plant

2010年5月31日 Signing of Project Finance Agreements for Copper Mountain Project in BC, Canada

2010年5月12日 Notice Regarding Changes in Directors

2010年5月12日 Notice Regarding Discrepancies between Full-Year Forecast and Actual Results

2010年4月28日 Temporary Suspension of Operations at Yokkaichi Plant

2010年4月14日 Acquisition of 2.5% ownership interest in Escondida from International Finance Corporation

2010年4月2日 Notice Regarding Revision of Performance Forecasts and Reversal of Deferred Tax Assets

2010年3月26日 Notice Regarding Conversion of Okegawa Plant into Subsidiary via Spin-Off

2010年1月7日 Notice Concerning the Securities Valuation Loss (Nonconsolidated) for the Third Quarter Period Ended December 31, 2009

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

2009年11月5日 Notice Regarding Discrepancies between Second-Quarter Performance Forecast and Actual Results, Revision of Full-Year Forecast, and Revision of Year-End Dividend Forecast

2009年9月30日 Notice of Dissolving the PM Joint Venture and the Accrual of Extraordinary Loss

2009年7月30日 Mitsubishi Materials Corporation Agrees to Invest in Copper Mountain Project in BC, Canada

2009年3月31日 Success in Development of Manufacturing Technology of Cast and Wrought Alloys with the World's Highest Temperature Capability for Aircraft Engines

2009年2月9日 Notice of Revised Projections for Business Results and Dividends

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

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

2008年10月2日 Mitsubishi Materials Corporation Concludes MOU with Copper Mountain Mining Corporation to Develop Copper Mountain Project in BC, Canada

2008年5月12日 Status of Progress of Medium-Term Management Plan “Break-through 1000”(fiscal 2008-2010) and Future Forecast

2008年5月12日 Notice on Decision regarding Acquisition of Treasury Stock

2008年4月1日 Notice of Revised Projections for Consolidated and Non-Consolidated Business Results

2008年1月25日 Regarding Merger of Mitsubishi Shindoh and Sambo Copper Alloy--Consolidated Subsidiaries of Mitsubishi Materials

2007年10月26日 Regarding Making Mitsubishi Shindoh a Wholly Owned Subsidiary of Mitsubishi Materials

2007年10月26日 Regarding Making Sambo Copper Alloy a Wholly Owned Subsidiary of Mitsubishi Materials

2007年9月18日 Notice of Revised Projections for Consolidated and Non-Consolidated Business Results

2007年8月1日 Notice on the Business Alliance in the Businesses of Construction Machinery and Industrial Tools for Use in the Mining and Civil Engineering Fields

2007年3月29日 Notice of New Medium-Term Management Plan (fiscal 2008-2010)

2007年3月19日 Notice of Revised Projections for Consolidated and Non-Consolidated Business Results and Dividends

2007年3月8日 Commencement of R&D on PGMs Recycling Business

2006年12月21日 Indonesia copper smelter resumption

2006年10月17日 Indonesia Copper Smelter Temporary Shutdown

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

2006年9月19日 Notice of Revised Projections

2006年6月2日 Mitsubishi and Tanaka form gold bonding wire joint venture in China

2005年9月20日 Notice of Revised Projections

2005年8月9日 Plansee and Mitsubishi Materials have signed the Joint Venture Agreement Establishing a Global PM-Group

2005年5月30日 Nghi Son Cement Corporation to add second production line

2005年5月27日 Plansee Group and Mitsubishi Materials intend to merge their PM business

2005年3月25日 Notice of New Medium-Term Management Plan

2005年3月25日 Notice of Revised Projections

2005年2月28日 Merger of aluminum beverage can businesses

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