- CEO
- Seiji Ikenobu
- Full Time Employees
- 12,285
- Sector
- Basic Materials
- Industry
- Other Precious Metals
- Address
- 1-11-1 Osaki Tokyo Japan 141-8584
- IPO Date
- Mar 29, 2017
- Business
- Mitsui Kinzoku Co Ltd (XZJCF) manufactures and sells advanced materials for electronics, automotive, and energy applications. The company produces semiconductor materials including silicon wafers, sputtering targets, and photomasks; functional electronic components such as power semiconductors, LEDs, and magnetic materials; automotive components like high-strength steel sheets and lightweight alloys; and energy-related products including lithium-ion battery materials and fuel cell components. Operations span Japan, Asia, North America, and Europe, with headquarters in Tokyo and founded in 1955. In recent developments, the company expanded its semiconductor materials division through a strategic alliance with a leading global chipmaker in 2024 and launched new high-purity sputtering targets for next-generation AI chips in early 2025. Mitsui Kinzoku serves major electronics manufacturers, automotive OEMs, and renewable energy firms as primary customers across its business segments. Subsidiaries include overseas production facilities in China and the United States, supporting its global supply chain.