quality:correction
Automotive industry

Nagoya's main industry is automotive. Toyota 's luxury brand Lexus, Denso, Aisin Seiki Co., Toyota Industries, JTEKT and Toyota Boshoku have their headquarters in or near Nagoya. Mitsubishi Motors has an R&D division in the suburb of Okazaki. Major component suppliers such as Magna International and PPG also have a strong presence here. Spark plug maker NGK and Nippon Sharyo, known for manufacturing rolling stock including the Shinkansen are headquartered there.