GS Yuasa Corp. is a holding company, which engages in the manufacture and supply of batteries, power supply systems, lighting equipment, and other specialty electrical equipment. It operates through the following segments: Domestic Automotive Batteries, Domestic Industrial Batteries and Power Supplies, Overseas Operations, Lithium-ion Batteries, and Others. The Domestic Automotive Batteries segment produces and sells lead-acid batteries for automotive. The Domestic Industrial Batteries and Power Supplies segment covers rectifiers, lead, alkali, and general batteries, and power supply systems. The Overseas Operations segment manufactures and markets batteries and power supply devices in the international market. The Lithium-ion Batteries segment handles lithium-ion batteries for vehicles. The Others segment includes environment related equipment, mobile communication batteries, and lighting equipment such as ultraviolet irradiation devices, cell-related equipment, and high-intensity discharge lights. The company was founded on April 1, 2004 and is headquartered in Kyoto, Japan.