Tatsuta Electric Wire & Cable Co., Ltd. engages in the manufacture and sale of cables, electric wires, device system and optical products, electronic equipment and materials. It operates through the following segments: Wire and Cable, Electronic Materials, and Others. The Wire and Cable segment produces bare wires, covered wires, power cables, communication cables, accessories, and fittings. The Electronic Materials segment offers conductive materials and bonding wires. The Others segment includes equipment system products business, optical components business, and environmental analysis business. The company was founded on September 28, 1945 and is headquartered in Osaka, Japan.