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 ―