TPR Co., Ltd. Japan Kazumi Yano (President and COO) -Manufactures and sells piston rings, cylinder liners, valve sheets, automotive exterior parts, automotive goods, and automotive equipment-The past few years, continued launching business operations in new sectors other than non-metal materials such as rubber and plastics. In April 2012, turned Faltec, a plastic exterior parts manufacture, into a subsidiary. Featured Report   【Exclusi...

Major Suppliers  Updated at: 2026/03/20

Astemo, Ltd. (Formerly Hitachi Astemo, Ltd. ) Japan Kohei Takeuchi (Representative Director, President & CEO) - As of April 1, 2025, the company name was changed from Hitachi Astemo, Ltd. to "Astemo, Ltd."  - Formerly operated as Hitachi Automotive Systems that functioned as the automotive business of Hitachi, Ltd., it was established in January 2021 in a merger among Honda Group suppliers Keihin, Showa, and Nissin Kogyo -The capital structure i...

Major Suppliers  Updated at: 2026/02/19

Toyota Industries Corporation Japan Koichi Ito (President) -The Company is the founding company of the Toyota Group. -Its main business activities include manufacturing and sales of automobiles, industrial vehicles, textile machinery and other products, and logistics. -The main business activities of its automotive division include assembling cars; and developing and producing automotive components such as car air-conditioning compressors, automo...

Major Suppliers  Updated at: 2026/02/09

Toyota Boshoku Corporation Japan Masayoshi Shirayanagi (Chief Executive Officer) -A Toyota Group company delivering automotive seats and interior products. It is the only manufacturer engaged in the textile sector within the Toyota Group. It delivers products mainly to the Toyota Group. -Major product lines are as follows. Automotive seats Interior and exterior parts (Door trim, ceilings, floor carpets, decks, exterior parts) Parts (filters, pla...

Major Suppliers  Updated at: 2026/02/09

Toyoda Gosei Co., Ltd. Japan Katsumi Saito (President, CEO) -A leader in the area of rubber and plastics polymer and LED products.  -Segments among the Automotive Parts Business: (Breakdown of revenues for FY ended March 2025) Safety System Products: 39% Interior and Exterior Parts: 33% Functional Parts: 17% Weatherstrips: 11% -The Company had an 18% share of the global airbag market as of March 2025. -Sales to the Toyota Group account for 68%...

Major Suppliers  Updated at: 2026/02/09

Tokai Rika Co., Ltd. Japan Hiroyoshi Ninoyu (President) -The Company is an automotive-interior parts manufacturer affiliated with the Toyota Group, producing HMI products, seat belts, smart systems, shifting levers and other products. In the fiscal year that ended in March 2025, 74% of its sales were to Toyota. (73% in the fiscal year that ended in March 2024) (in JPY millions)   FY 2023 FY 2024   Toyota and Toyota Group 455,760 455,484 ...

Major Suppliers  Updated at: 2026/02/09

Sumitomo Electric Industries, Ltd. Japan Osamu Inoue (President) -Major manufacturer of wire harnesses. -The Company operates the following five business sectors: automotive, information-communications, electronics, environmental energy, and industrial materials. -The automotive business deals in the following products: Wire harnesses, Automotive electric parts (the Company and Sumitomo Wiring Systems), Anti-vibration rubber, automotive hose (Sum...

Major Suppliers  Updated at: 2026/02/09

Mitsubishi Electric Corporation Japan Kei Uruma (President and CEO) -The Company is a comprehensive manufacturer of electric devices.-The Automotive Equipment business is incorporated within the Industry Mobility BA (Business Area), which accounts for approximately 15% of the company's sales in FY2024. Business Area (BA) Business Group   Infrastructure Public utility systems Energy Systems Defense & Space Systems Industry Mobility Fa...

Major Suppliers  Updated at: 2026/02/09

NHK Spring Co., Ltd. Japan Kazuhisa Uemura (President and COO) -The Company is the largest manufacturer of automotive springs, producing and selling automotive parts such as suspension springs, seats, seat parts, precision parts, and other auto parts. -The Company group consists of 67 subsidiaries, 39 of which are located outside of Japan; and nine affiliated companies, 7 of which are located outside of Japan. -The following are the Company's 5 b...

Major Suppliers  Updated at: 2026/02/09

Koito Manufacturing Co., Ltd. Japan Michiaki Kato (President and COO) -Major Japan-based manufacturer of headlamps and other lamps. -Manufactures and sells automotive-lighting products such as LED headlamps, aircraft parts, railroad-car parts, various electric equipment, measuring instruments, and other products. -At the end of the fiscal year that ended in March 2025, the Automotive Lighting Business accounted for 93.8% of sales. (The percentage...

Major Suppliers  Updated at: 2026/02/09

JTEKT Corporation Japan Yoshihito Kondo (President) -Manufactures and sells of steering systems, bearings, drivetrains, machine tools, electronic control devices and other products. -The Company operates its business based on three business divisions; Automotive, Industrial/Bearings and Machining Equipment. Segment Products Automotive Electric Power Steerings (EPS), Hydraulic power steerings and other steering systems, Intelligent torque con...

Major Suppliers  Updated at: 2026/02/09

Mitsuboshi Belting Ltd. Japan Hiroshi Ikeda (President) -Major lines of business are production and sales of belts and other products (building materials, synthetic resin materials, etc). -With the electrification of automobiles, expand sales of belts for electrification (belts for automobiles and electric units (EBP/EPS/PSD, etc.) and belts for electric motorcycles and rear-wheel drive).  -Listed on the Prime Market of the Tokyo Stock Exchan...

Major Suppliers  Updated at: 2026/01/28

Nittan Corporation (Formerly Nittan Valve Co., Ltd.) Japan Lee Tai Hwan (President) -The Company is an independently-owned parts manufacturer that boast world-class, hot forging technology for producing engine valves. Manufactures engine valves for automobiles, precision forged gears, NT-VCP (Variable Valve Timing systems), valve lifters, roller rocker arms, etc. The company is working on creating a production system for manufacturing hyper hollo...

Major Suppliers  Updated at: 2026/01/28

DENSO TEN Limited. (Formerly Fujitsu Ten Limited) Japan Yonemoto Takashi (President and Representative Director) -A supplier of car-navigation systems, car audio, engine ECUs, airbag ECUs and other products. The Company was formerly Fujitsu Ten, prior to becoming Denso Ten.  -The Company operates in the following business segments. HMI Solution Business (In-vehicle multimedia and communication devices) In-vehicle multimedia systems, audio displ...

Major Suppliers  Updated at: 2026/01/15

Hi-Lex ACT Corporation (Formerly Mitsui Kinzoku ACT Corporation) Japan Hiroshi Igata (President and Representative Director) -The Company develops, manufactures, and sells door locks and other functional parts for automobiles. -Unlisted Company (As of Mar. 31, 2025) Company name Investment ratio (%) Mitsui Mining & Smelting Co., Ltd. 100.0   Door Latche-Side door latches-Check links-Side door hinges-Back door latches Power Door S...

Major Suppliers  Updated at: 2025/12/26

AAPICO Hitech Public Co., Ltd. Thailand Yeap Swee Chuan (President and CEO) -The Company is a leading automotive components supplier in Thailand that primarily focuses on the manufacturing of metal forming parts, plastic parts, casting parts, forging and machining parts, and tooling (Assembly jigs and stamping dies) for automotive OEMs. The Company also develops and provides digital maps for car navigation systems. -The Company is organized into ...

Major Suppliers  Updated at: 2025/12/19

GS Yuasa International Ltd. Japan Takashi Abe (Representative Director, President and CEO) -In April 2004, Nippon Battery and Yuasa Corporation, both major battery manufacturers, merged and established GS Yuasa Corporation as a holding company. GS Yuasa Corporation's subsidiaries operate in four business segments: automotive batteries, industrial-battery power supplies, automotive lithium-ion batteries, and others. -The Company, a subsidiary of G...

Major Suppliers  Updated at: 2025/12/17

Pacific Industrial Co., Ltd. Japan Tetsushi Ogawa (President, CEO) -The Company is a leading manufacturer of tire valves and valve cores, with an approx. 100% share of the domestic market, and over a 50% share of the global market, according to the Company. -The Company is engaged in the following business segments: Stamped and Resin Products: Stamped products, resin products, press molds, resin molds Valves: tire valves, valve cores, valves, va...

Major Suppliers  Updated at: 2025/12/17

Aichi Steel Corporation Japan Naohide Goto (President) -Materials manufacturer under the Toyota Group. In addition to manufacturing stainless steel and specialty steel, the Company manufactures forged parts, as well as electromagnetic products such as magnetic sensors. -The Company operates in the following business segments: steel, stainless steel, forging, smart, and other. -The main products and services of each of the companies are listed bel...

Major Suppliers  Updated at: 2025/12/17

Kasai Kogyo Co., Ltd. Japan Koji Furukawa (Representative Director, President) -A manufacturer producing a wide range of interior components for automobiles. Conducts planning, development, and production of door trims, roof trims, and other interior trim systems. -The Company sells mainly to the Honda and Nissan groups. In the fiscal year that ended in March 2025, these two Groups accounted for 71.7% of sales. -Listed on the Standard Market o...

Major Suppliers  Updated at: 2025/12/16