Aisin Seiki Co., Ltd.
- Maker and distributor of auto parts such as engines, brakes, driving systems, clutches, chassis, body parts, car navigation devices, monitoring equipment, and household electrical items. Based in Aichi.
- http://www.aisin.com/

Diamond Electric Mfg. Co., Ltd.
- Maker of automobile parts including ignition coils, automotive solenoid valves, transmission switches and sensors.
- http://www.diaelec.co.jp/

Meiji Sangyo Co.
- Makes and exports hydraulic brake and clutch parts, brake fluid, and industrial machinery.
- http://www.mesaco.co.jp/

Imasen Electric Industrial Co., Ltd.
- Maker of car seat adjusters, window regulators, relays, motors, sensors, and lamps.
- http://www.imasen.co.jp/e_home.html

Hongo Co., Ltd.
- Maker of car parts including seat frames, wheelhouses, bulkheads, frame components, welding equipment, and other metal parts.
- http://www.hongo.co.jp/

Ikuyo Co. Ltd.
- Manufactures and sells automobile parts, rubber products, and synthetic resins.
- http://www.ikuyo194.co.jp/English/top/top_f.html

Ichikoh Industries
- Supplier of automobile parts including lamps, and power foldaway mirrors.
- http://www.ichikoh.com/index_e.html

Calsonic Kansei Corporation
- Manufactures and sells car intake and exhaust systems, radiators, airbags, AC, instruments, and electronic components.
- http://www.calsonickansei.co.jp/

Alpine Electronics, Inc.
- Maker of car navigation, autombile audio systems and mobile entertainment. With corporate information, financial data, and news.
- http://www.alpine.com/

Daido Metal Homepage
- A Nagoya based producer of vehicle bearings and fluid systems.
- http://www.daidometal.co.jp/

Muden Denko Co., Ltd.
- Maker of the Hit-Air motorcycle jacket with a built-in airbag and armor to protect the rider in case of accident. With manual and FAQ. Based in Nagoya.
- http://www.hit-air.com/

F.C.C. Co., Ltd.
- Manufacture of clutch systems and facings for cars, motorcycles, utility vehicles and other engines, molding and machining of plastics, manufacture of various specialized tools and dies.
- http://www.fcc-net.co.jp/english/

Exedy Corporation
- Maker of automobile parts for construction machinery, industrial vehicles, and agricultural machines.
- http://www.exedy.co.jp/index_ex.htm

Denso
- Manufacturer of car electronic and electrical parts.
- http://www.denso.co.jp/en/

Daihatsu Diesel Mfg, Co., Ltd
- Manufactures diesel engines for land and marine vehicles, gas turbines, as well as aluminum wheels and automatic doors.
- http://www.dhtd.co.jp/

Akebono Brake Inc.
- Maker of braking systems and friction materials for cars, trucks, motorcycles, and construction cranes.
- http://www.akebono-brake.co.jp/english/top/toppage.html

Toyo Tire and Rubber Co., Ltd.
- Maker of chemical and industrial products, and automotive parts.
- http://www.toyojapan.com/

Aisan Industry
- Maker of automobile related parts including electronic fuel injection systems for cars and scooters, carbon canisters, engine valves, LPG/CNG system products, double tiered parking systems, and ultrasonic motor controlled powder feeders. Based in Aichi.
- http://www.aisan-ind.co.jp/english.htm

Bosch Automotive Systems Corporation
- Maker of car air conditioners, alternators, pumps, sensors, window motors, security devices, and fuel injection systems.
- http://www.bosch.co.jp/automotive/en/

Best Echotech
- Automotive fuel saver product maker, including field test results and product profile.
- http://homepage2.nifty.com/becotech-fuelsaver/

Tokai Rubber Industries
- Maker of rubber parts for cars, trains, ships, machine tools, civil engineering, and construction. Based in Komaki City, Aichi.
- http://www.tokai.co.jp/english/

Tokai Rika Co., Ltd.
- Manufacturer of automobile parts, and sensors. Based in Oguchi Town, Aichi.
- http://www.tokai-rika.co.jp/en/

Aichi Machine Industry Co., Ltd.
- Maker of engines, manual transmissions, CVTs, automotive and other parts. With history, corporate data, and factory tour. Based in Nagoya.
- http://www.aichikikai.co.jp/

Central Automotive Products, Ltd.
- Manufacturer of parts for car engines, brakes, clutches, cooling systems, steering, suspension, and AC, as well as for trucks, buses, and motorcycles. Based in Osaka.
- http://www.central-auto.co.jp/

Caremate Mfg.Co., Ltd.
- Maker of automotive accessories, air fresheners, child restraint seats, tire chains, and roof rack systems. Based in Tokyo.
- http://www.carmate.co.jp/english/

Bridgestone
- Maker of automobile tires, hoses, belts, tracks, and other rubber related products.
- http://www.bridgestone.co.jp/english/