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

Kojima Industries Corporation Japan Eiji Kojima (President) -The Company manufactures interior and exterior automotive parts and is a member of the Toyota Group. -The Company manufactures composite parts incorporating technology on electronics, plastic, and iron.     -Unlisted Company Interior-Assist grips/Long assist grips-Camera cover-Antenna amp-Microphone-Overhead console-Instrument panel ornaments-Door pockets-Center cluster-Cup holders-Bo...

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

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

Aisin Takaoka Co., Ltd. Japan Makoto Okuda (President) -A manufacturer that is part of the overall Aisin Group. It mainly is engaged in automotive parts, such as casting, machining, and plastic processing them. In addition, it manufactures and sells audio products. -The Company produces parts for automotive engines, drivetrains, braking systems, and auto bodies. -Unlisted Company (As of Mar. 31, 2025) Company Ratio of shareholding (%)  ...

Major Suppliers  Updated at: 2025/12/08

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

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

Fine Sinter Co., Ltd. Japan Toshiya Yamaguchi (President) -Manufacturer of powder metallurgy products in the Toyota group. -The Company’s automotive parts line of business accounted for 90% of the Company’s total sales. It mainly delivers engine parts, shock-absorber parts, transmission parts, and auto-body parts. -In October 2002, the Company merged Tokyo Sintered Metals and Japanese Powder Metallurgy into the Company. Financial Highlights...

Major Suppliers  Updated at: 2025/12/04

Nippon Sheet Glass Co., Ltd. Japan Munehiro Hosonuma (President and CEO) -A major glass manufacturer for the automotive industry, delivering automotive glass to major OEMs around the world. -The Company’s business is comprised of the following three business areas: construction-industry-glass, automotive-industry glass, and high-performance glass. -Listed on the Prime Market of the Tokyo Stock Exchange. (As of Mar. 31, 2025) Name or Co...

Major Suppliers  Updated at: 2025/12/03

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

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

FUJI OOZX Inc. Japan Ikuo Sugie (President) -An engine valve manufacturer of the Daido Steel Group. 44% domestic market share. FY2024 Results (according to company survey)   Financial Overview -The Company’s financial results for the fiscal year that ended in March 2025 are as follows.  Consolidated sales: JPY 25,544 million (9.2% increase year-over-year) Operating income: JPY 2,616 million (60.8% increase year-over-year) Ordinary income: J...

Major Suppliers  Updated at: 2025/12/03

Technol Eight Co., Ltd. Japan Nagano Tomonari (President) -Manufacturer of stamped body components. -The company has a fully integrated production structure, which includes product development up to processing. -Unlisted Company Company name Investment ratio (%) Toyoda Iron Works 64.0 Toyota 36.0 Total 100.0   Iron Parts-Hood reinforcements-Rear suspension arm brackets-Door components-Shift supports-Dash panel reinforcements-Fl...

Major Suppliers  Updated at: 2025/12/03

Owari Precise Products Co., Ltd. Japan Kei Okano (President) -Mainly manufactures and sells precision products and screws (bolts, nuts, synchronizers, etc.) for vehicles as well as airplane components. Fastener products-Fasteners-Bolts-Screws-NutsSynchronizer ringsVarious forged products Manufacturing Facilities in Japan Name Location Products Home Office/Owari Asahi Plant Owariasahi City,Aichi Pref. Fasterners, Synchronizer rings, precision...

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

Taiho Kogyo Co., Ltd Japan Toshio Niimi (President) -The Company is a major manufacturer and supplier of automotive bearings headquartered in Toyota, Aichi, Japan. -The company is a Toyota-affiliated supplier. -Main product lines include metal-bush and such other bearings; die-cast products, gaskets and system products.  -Listed on the Standard Market of the Tokyo Stock Exchange and the Premium Market of the Nagoya Stock Exchange. (As of Mar....

Major Suppliers  Updated at: 2025/11/27

Sumitomo Wiring Systems, Ltd. Japan Kenichi Urushibata (Representative Director, President and Chief Executive Officer) -A wholly owned subsidiary of Sumitomo Electric Industries, engaged in the manufacturing and sales of automotive wire harnesses. -The Sumitomo Group conducts its wire harness business at the following companies: Company Scope of business Sumitomo Electric Industries Ltd. Business Strategy and Sales Sumitomo Wiring Systems...

Major Suppliers  Updated at: 2025/11/27

OTICS Corporation Japan Yuki Odai (President) -A manufacturer specializing in precision functional components for vehicles, with a particular focus on engine valve train parts. -The Company supplies roller arms for Toyota and Subaru models. Engine partsValve train parts-Roller arms-Hydraulic lash adjusters-Valve lifters-Variable valve lift systems Fuel system parts-Fuel delivery pipes-Common rails-Injector holders Other engine parts-Balance shaft...

Major Suppliers  Updated at: 2025/11/26