O-OKA Corporation

O-OKA Corporation is a premier Japanese manufacturer specializing in high-strength forged automotive components and gear wheels. Headquartered in Toyota, Japan, the company operates an extensive production network including four plants in Toyota and one in Muroran, supported by a global presence with offices in the United States, Europe, and China. With a workforce of 501 to 1000 employees, the company is a key supplier to major global automotive brands such as Volkswagen, GM, Eaton, Isuzu, and BorgWarner. The company distinguishes itself through an all-in-house integrated production process that encompasses planning, design, tool production, hot and cold forging, heat treatment, machining, and final inspection. This comprehensive capability allows for reduced lead times and cost-effective manufacturing of complex components. Their specialized product portfolio includes EV/HV/EB gears, clutch gears, monoblock gears, reverse gears, and transmission sleeves. They also produce sun and planetary gears, internal gears, hubs for AT/CVT transmissions, engine gears, sprockets, and shafts. O-OKA Corporation is recognized for its advanced forging techniques that deliver high-precision gear box components and forged parts capable of meeting rigorous automotive standards. Through its robust international trade infrastructure, the company serves diverse markets across North America, Europe, and Asia, maintaining a critical role in the global automotive supply chain as both a component and contract manufacturer.