H-ONE Co., Ltd. Japan Seiki Mayumi (President) -A Honda Group manufacturer of body members, developing and manufacturing pillars, cross-members, and side-frames. -In addition to delivering products to Honda, the Company delivers to other OEMs such as Daihatsu, Hino, Mitsubishi, Toyota, and Nissan. -Listed on the Tokyo Stock Exchange Prime Market (As of Mar. 31, 2025) Name or Company Name Investment Ratio (%) Honda Motor Co., Ltd 21.33 ...

Major Suppliers  Updated at: 2025/10/10

Nihon Plast Co., Ltd. Japan Takashi Tokita (President) -The Company is a manufacturer of automotive safety parts and plastic parts. -The Company’s main products are airbags, steering wheels, and plastic products such as instrument panel parts and air ducts.   Percentage of sales by product (%)   FY ended Mar. 31, 2025 FY ended Mar. 31, 2024 FY ended Mar. 31, 2023 Plastic products 48.2 47.8 46.0 Airbags 25.6 26.3 27.3 Steering w...

Major Suppliers  Updated at: 2025/10/10

Mobase Electronics Co., Ltd. (Formerly Seoyon Electronics Co., Ltd.) Korea -The Company specializes in manufacturing vehicle switches and key sets. -In October 2019, the original company Seoyon Electronics Co., Ltd. adopted Mobase Electronics Co., Ltd. as its new name. -In the fiscal year that ended in December 2024, 42.2% of the company’s sales were to Hyundai Motor, 28.0% of the Company’s sales were to Kia Motor, while exports accounted fo...

Major Suppliers  Updated at: 2025/10/09

ESTRA Automotive Systems Co., Ltd. (Formerly erae Automotive Systems Co., Ltd.) Korea ZHANG WEI (CEO) -A Korean supplier that designs and manufactures thermal management components and systems such as condensers, oil coolers and radiators for automotive applications.-The Company was established in December 1984 as a 50-50 joint venture between GM of the USA and Daewoo group of Korea.-In October 2017, as a result of a new operating structure, the ...

Major Suppliers  Updated at: 2025/10/08

Pioneer Corporation Japan Shiro Yahara (President and CEO) -A leader in car audio and navigation systems. It engages primarily in the car electronics business, leveraging its cutting-edge technologies to turn innovative and visionary ideas into industry-leading products and services.-The Company operates in the following business areas: General Consumer Business, OEM Business, Sound Business, Mobility Service Business, and Onboard Camera AI Solut...

Major Suppliers  Updated at: 2025/10/02

Eberspächer Gruppe GmbH & Co. KG Germany Martin Peters (Chairman of Executive Board and Managing Partner) -The Company develops and supplies exhaust aftertreatment systems, thermal management systems, and automotive controls for a range of vehicles.-The Company is organized into three divisions and one business area as follows: Purem by Eberspaecher: This division provides exhaust aftertreatment systems for vehicles, lowering emissions and nois...

Major Suppliers  Updated at: 2025/10/02

Kautex Textron GmbH & Co. KG Germany Joerg Rautenstrauch (President and CEO) -The Company is a leader in developing and manufacturing plastic fuel systems, including blow-molded plastic fuel tanks for conventional vehicles and pressurized plastic fuel tanks for hybrid vehicles. The Company also develops clear-vision systems for automotive safety and ADAS applications, plastic tanks for selective catalytic reduction systems, engine camshafts, and ...

Major Suppliers  Updated at: 2025/10/01

Sanoh Industrial Co., Ltd. Japan Genya Takeda (COO) -Supplier of tubes for automobiles. (Tubes for brakes, fuel systems and engine systems, brazed products, etc.)-Based on its mid-term policy, the Company will operate three lines of business, namely Existing Products, Thermal Solutions, and Next -Generation Core, aiming to achieve consolidated sales of JPY 200 billion in the 2030 fiscal year. -Listed on the Prime Market of the Tokyo Stock Exch...

Major Suppliers  Updated at: 2025/10/01

Littelfuse, Inc. USA Dr. Greg Henderson (President and CEO) -The Company designs and manufactures electronic components, modules and subassemblies for a variety of end markets, including the automotive, industrial, telecommunication, and medical fields. Its products are used in circuit protection, connection, power control and sensor systems and include fuses, cable protectors, circuit breakers, switches, and power distribution modules.-The Compa...

Major Suppliers  Updated at: 2025/09/30

ILJIN Global Holdings Co., Ltd. Korea Sang-Il Lee (CEO and Chairman) -Established in 1973. The Company is one of the world's leading bearing manufacturers, producing and selling mainly automotive and industrial bearings. -The Company delivers wheel bearings, transmission parts, engine parts, steering-system parts, suspension parts, and other products to global OEMs such as Hyundai, Kia, GM, Ford, Mercedes-Benz, BMW, and Maserati. For industrial u...

Major Suppliers  Updated at: 2025/09/30

Hyundai Transys Inc. - Seongyeon Plant (Formerly Hyundai Dymos, Inc.) Korea Baek Cheol Seung (CEO) -A supplier of powertrains and seats under the Hyundai/Kia Motor Group. It was established in 2019 through the merger of the former Hyundai Dymos, which manufactured ATs, and the former Hyundai Powertech, which manufactured MTs and seats.-The business is divided into a powertrain division and a seat division. The powertrain division accounted for 62...

Major Suppliers  Updated at: 2025/09/30

Hankook Tire & Technology Co., Ltd. (Formerly Hankook Tire Co., Ltd.) Korea Soo Il Lee (CEO) -Korea's No. 1 tire manufacturer. The company holds a 30-40% share of the passenger car tire market in Korea (reported by the Company).-The Company’s businesses are divided into two segments as shown below. Segments Major products Tire segment Tires for passenger cars, trucks, buses, industrial vehicles Non-Tire segment Tire manufacturing equipme...

Major Suppliers  Updated at: 2025/09/30

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. -Listed on the Prime Market of the...

Major Suppliers  Updated at: 2025/09/30

Dowlais Group plc UK Liam Butterworth (CEO) -The Company is a British supplier, comprised of two divisions: GKN Automotive and GKN Powder Metallurgy as follow: Business divisions Activities GKN Automotive Designs, develops, manufactures, and integrates driveline technologies, including electric vehicle components. GKN Powder Metallurgy Supplies and develops metal powders and precision powder metal parts for the automotive and industrial se...

Major Suppliers  Updated at: 2025/09/26

Inzi Controls Co., Ltd. Korea Goo Yong Jung (CEO) -The Company mainly supplies cooling system components, engine management system components, sensors, switches, and engineered plastic components.-In Korea, the Company has a more than 85 percent share of the engine cooling systems market, which includes thermostats, coolant temperature sensors, and coolant temperature controllers.-The Company has over 40% of the market share in Korea of engine...

Major Suppliers  Updated at: 2025/09/25

Hyundai WIA Corporation (Formerly WIA Corporation) Korea Jae-wook Jung (CEO) -An auto parts manufacturer in the Hyundai/Kia Automotive Group. It is the only Korean auto parts manufacturer that produces engines. -The company's business is divided into the following two categories Business Segment Products Sales % (2024) Sales % (2023) Automotive parts Modules - Modules and module parts 88.7% 34.2% Modules parts - 4WD parts- Constant velocit...

Major Suppliers  Updated at: 2025/09/25

Samsung SDI Co., Ltd. Korea Yoonho Choi (President and CEO) -A major EV battery supplier affiliated with the Samsung Group in South Korea. The Company’s global EV drive-battery market share in 2024 was 3.3%, which was 7th in the world. (Based on SNE Research publication) -The company's business consists of the following two divisions. Business segments Major products Percentage of total sales in 2024 Energy Solution Batteries for EVs, ESS...

Major Suppliers  Updated at: 2025/09/25

Imasen Electric Industrial Co., Ltd. Japan Kenichi Hasegawa (President) -The Company is independently owned. It manufactures and sells automotive seat mechanisms, as well as electrical and electronic products. -The automotive-parts business accounted for 95% of the Group's total sales in the fiscal year that ended in March 2025. -The Company’s business is comprised of the automotive-seat, electrical-component, and electronics businesses, in add...

Major Suppliers  Updated at: 2025/09/25

Akebono Brake Industry Co., Ltd. Japan Hiroshi Nagaoka (Representative Director & Member of the Board, President & CEO) -The Company is Japan's largest brake manufacturer. The Company has a 38% market share disk brake-pads in the OEM market in Japan, according to the Company’s announcements.-The Company's main line of business is producing automotive brakes and related products. It also delivers products for motorcycles, railway cars, and indus...

Major Suppliers  Updated at: 2025/09/25

NOK Corporation Japan Masao Tsuru (Representative Director, Group Chief Executive Officer) -An independent manufacturer of oil seals. -It operates in three business areas: the Seal Business, Electronic-parts Business, and Others. ‐It has a 70% share of the oil-seal market in Japan, according to the Company’s press release.  -It formed a partnership with Freudenberg in 1960, a major European oil-seal manufacturer based in Germany. This enabl...

Major Suppliers  Updated at: 2025/09/25