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Innovations in the century of environment begin here.

Development of new eco-friendly products with new technologies. In an attempt to create better products for the people, we are now initiating environmentally friendly innovations. Automotive parts, eco-friendly measures, and telecommunications. In these fields, new ideas are coming out one after another. Our product-making activities led by the brain centers of Saitama Research Laboratory, Nabari Research Laboratory, and Hikone Research & Development Dept. are under way in linkage with Hitachi, Ltd., Hitachi Chemical Co., Ltd., Universities, various Research Institutes and other outside Organizations and in close cooperation with customers.
s@We obtained certification under ISO 14001@t
In July 1997, our Saitama Factory became the first Japanese manufacturer of lead-acid rechargeable batteries to have obtained certification under ISO 14001.

Automotive parts for next-generation
- Manganese type Li-ion batteries (for hybrid and electric vehicles)
- High-strength plastic gears
- PCBs for car electronics
- VRLA batteries for 42-volt automotive electrical systems
