Topy Industries, Ltd. Japan Hiromi Ishii (President) -As comprehensive wheel manufacturer, we manufacture and sell steel and aluminum wheels for automobiles, wheels for mining machinery, and more. -The Company's business operations are comprised of the following four segments. Steel Segment Automotive & Industrial  Equipment Parts Segment Electric Power-Generation Segment (Withdrew from this business at the end of March 2024) Rental Segment Oth...

Major Suppliers  Updated at: 2025/12/16

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

Bosch (Bosch Corporation) Japan Christian Mecker (President) -The Japanese corporate entity of Robert Bosch GmbH.  -The company offers comprehensive, mobility solutions that integrate automotive technology, cloud-based data services, and other various services. -Unlisted Company Shareholders Investment Ratio (%) Robert Bosch Internationale Beteiligungen AG. 100.0   Alfa Romeo Audi Bentley BMW Chrysler Citroen Dacia Daihatsu Daimler Dod...

Major Suppliers  Updated at: 2025/12/16

Nippon Piston Ring Co., Ltd. Japan Teruo Takahashi (President) -A manufacturer specializing in internal combustion parts, including piston rings, valve seats, and valve train parts. -Riken Corporation (Riken) and Nippon Piston Ring Co., Ltd. (NPR) announced that they have established a wholly owning parent company of both companies, NPR-RIKEN Corporation, through a joint share transfer. Featured report   2023 Business Overview of Japan...

Major Suppliers  Updated at: 2025/12/16

PIOLAX, INC. Japan Satoshi Yamada (President) -A major manufacturer of precision automotive springs and industrial-use fasteners. Automotive products account for 95% of sales. (Fiscal year ending March 2025) -The Company signed a comprehensive commercial agreement with Saga Iron Works, a major manufacturer of automotive bolts, in order to create a cooperative, global partnership. -Has the world’s largest market share of air-dampers that smoothl...

Major Suppliers  Updated at: 2025/12/15

Motherson Yachiyo Automotive Systems Co., Ltd. (Formerly Yachiyo Industry Co., Ltd.) Japan Hiroyuki Kachi (President and Representative Director) -The Company develops and manufactures fuel tanks and sunroofs. Honda to sell its stake in Yachiyo Industry to Motherson Group- Honda announced on July 4th that it will sell its stake in its consolidated subsidiary Yachiyo Industry to the Motherson Group. Honda will first make Yachiyo Industry Kogyo a w...

Major Suppliers  Updated at: 2025/12/11

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: 2025/12/11

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: 2025/12/08

Murakami Corporation Japan Taro Murakami (President and CEO) -The Company is one of the largest manufacturers of automotive rear-view mirrors. Non-affiliated. -As of the fiscal year that ended Mar. 2025, sales for Toyota accounted for 24.4% of company-wide sales. -The Company is engaged in manufacturing automotive products, optronic products, and other products. -Listed on the Standard Market of the Tokyo Stock Exchange. (As of Mar. 31, 2025)...

Major Suppliers  Updated at: 2025/12/05

Valeo Group France Christophe Périllat (Chief Executive Officer and Director) -The Company designs, produces, and sells components, systems and modules for the automotive and commercial vehicle industries, focusing on cleaner, safer, and smarter mobility. Through its Move Up strategic plan, the Company is accelerating its transformation based on four megatrends in the automotive industry including increased electrification, more intuitive drivin...

Major Suppliers  Updated at: 2025/12/05

Fukoku Co., Ltd. Japan Ikuo Oshiro (President) -The Company is a manufacturer of industrial rubber products, including various types of wiper-blade rubber, seals, and anti-vibration rubber products for automotive applications. -The Company has 50% of the OEM market share worldwide, according to the Company’s own market research. Business Performance Highlights -The Company’s financial results for the fiscal year that ended in March 2025 are...

Major Suppliers  Updated at: 2025/12/05

Topre Corporation Japan Yutaka Yamamoto (President) -Non-affiliated major pressed (stamped) parts supplier. -Main business is the manufacture and sale of press-related products, temperature-controlled logistics products, air conditioning equipment and electronic equipment.   -Listed on the Prime Market of the Tokyo Stock Exchange. (As of Mar. 31, 2025) Name or Company Name Investment Ratio (%) The Master Trust Bank of Japan, Ltd. 12.7...

Major Suppliers  Updated at: 2025/12/05

AISIN SHIROKI CORPORATION (Formerly Shiroki Corporation) Japan Toshio Tanaka (President) -The Company manufactures functional parts used in automotive interiors and car exterior products. -The Company's main products are seat recliners, adjusters, window regulators, door locks (functional interior parts), door sashes and moldings (car exterior parts). -Aisin Seiki Co., Ltd. (currently Aisin) became Shiroki Corporation’s parent company in Decem...

Major Suppliers  Updated at: 2025/12/03

Kiriu Corporation Japan Kazumitsu Takeoka (President) -Main products are brake discs, brake drums, and knuckles. -Brake discs accounted for 72% of the company's total sales followed by Brake drums (7%) and Knuckles (6%) in the fiscal year ending March 2025. -Unlisted Company (As of Mar. 31, 2025) Shareholder Ratio of shareholding (%) Sumitomo Corp. 100.0 Brake PartsBrake discsBrake drumsSteering knucklesBrake PeripheralsVarious knuc...

Major Suppliers  Updated at: 2025/12/03

ROKI Co., Ltd. Japan Takaya Shimada (President and CEO) -Main products are air cleaners, intake manifolds, and oil tanks. -Air cleaners Air cleaner assemblies for 2-wheel application Air cleaners for 2-wheel application Air intake systems for scooter Secondary air cleaners Air intake systems for 4-wheel application Vehicle cabin filters -Intake manifolds-Power steering oil tanks-Carbon canisters-Automatic transmission fluid/strainers Automatic...

Major Suppliers  Updated at: 2025/12/03

Nishikawa Rubber Co., Ltd. Japan Hideki Ogawa (President) -Major independent manufacturer of door seals. -The Company has the highest market share of door seals in Japan, according to the Company’s own research. -The Company set up an alliance with Cooper Standard Automotive Inc. of the USA. Business Performance Highlights -The Company’s financial results for the fiscal year that ended in March 2025 are as follows.  -Consolidated sales: JP...

Major Suppliers  Updated at: 2025/12/03

Asahi Tec Corporation Japan Shuichi Taguchi (President and CEO) -Mainly manufacture and sale of Aluminum wheel for automobiles and motorcycles and aluminum gravity casting parts for automobiles. -In January 2017, ATA Casting Technology Japan Co., Ltd. was transferred to Daido Metal Co., Ltd.-In April 2018, all the shares held by Asahi Tec Aluminum Co., Ltd. and Hoei Corporation were transferred to Ryobi.-In May 2018, the company became a 100% sub...

Major Suppliers  Updated at: 2025/12/03

Oiles Corporation Japan Yoshikazu Sakairi (President) -Japan's largest self-lubricating bearing manufacturer. Oilless bearing share Rack bushings 50% of global market share (according to the company's research)-Consists of three business segments: Bearing Division Structural Division Architectural Division -The Company’s automotive bearings are used in bushes for steering systems, powertrain systems, control systems, and suspension systems. ...

Major Suppliers  Updated at: 2025/12/03

T.RAD Co., Ltd. Japan Tomio Miyazaki (President＆CEO＆COO) -The Company is a heat-exchange supplier, delivering products for automobiles, construction and industrial equipment, and for climate-control systems. Its major products are radiators, oil coolers, and EGR coolers. -Sales breakdown by business sector: Automotive (80.0%) and Construction/Industrial Equipment (17.0%). -Toyota group at 11.2% of product deliveries as of the fiscal year that...

Major Suppliers  Updated at: 2025/12/03

Suncall Corporation Japan Tadashi Nara (Representative Director and CEO) -The Company is a major supplier of automotive engine valve springs. -The Company manufactures and sells products under the following lines of business: automotive, electronic telecommunications, and other. Automotive products account for 59% of companywide sales. -The automotive parts sector is further divided into the following two areas. Materials: Oil tempered wire, har...

Major Suppliers  Updated at: 2025/12/02