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

KYB Corporation Japan Masahiro Kawase (Representative Director, President Chief Executive Officer (CEO)) -Major manufacture producing hydraulic and automotive components and products, such as automotive shock absorbers and power steering systems. ‐The Company operates four business divisions. Automotive Components (AC): Manufacture and sale of buffers and devices for automobiles and hydraulic buffers for products used on motorcycles. Hydrau...

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

THN Corporation Korea Seung-Hoon Chae (CEO) -Manufacturer of wire harnesses and junction boxes-With technical collaboration with Furukawa Electric of Japan, the company has been manufacturing junction boxes since 1999.-The Company supplies more than 90 percent of the products it manufactures to Hyundai Motor and Hyundai Mobis. -The Company, which had originally been called Tong Hae Electrics Industries, adopted the current corporate name on Marc...

Major Suppliers  Updated at: 2025/10/08

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

LS Automotive Technologies (Formerly LS Automotive Corp.) Korea Ahn Kwansun, Ra Gyeongsil (CEO) -The Company manufactures automotive electronic components including switches and relays. (As of Dec. 31, 2024) Major Shareholders Investment Ratio (%) LSA Holdings Co., Ltd. 100.0 SwitchPower Window Switch-Power Window Switch-Touch type power window switch Console Switch-Multimodal Console Switch-Front Console Switch-Rear Armrest Controller-Lu...

Major Suppliers  Updated at: 2025/10/07

Riken Corporation Japan Yasunori Maekawa (President & COO) -A major supplier of piston rings in Japan. -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 Japanese Suppliers  Featured report   RIKEN Corporation became a wholly...

Major Suppliers  Updated at: 2025/10/03

Yorozu Corp. Japan Tsutomu Hiranaka (President and COO) -Manufactures automotive mechanical components, auto body components and engine components, dies and facilities. -Nissan accounts for 64.0% of total sales (FY ended Mar. 31, 2025). -The mid-term management plan YSP2026 includes measures to expand sales globally by strengthening the supply system for electrified vehicles of Toyota Group, Honda and others through introducing new technologies a...

Major Suppliers  Updated at: 2025/10/03

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

F-TECH Inc. Japan Yuichi Fukuda (President and CEO) -Manufactures and sells automobile suspension components and related dies, machine tools, etc. -The Company delivers a majority of its products to Honda, which accounted for 63.2% of sales in the fiscal year that ended in March 2025.  -A total of 90% of sales were generated outside Japan, with North America accounting for the largest percentage at 75%.  -Listed on the Standard Market of the...

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

Nisshinbo Holdings Inc. Japan Yasuji Ishii (Director, President) -The company is a global manufacturer with a focus on wireless, communications, microdevices, and other electronics businesses, as well as operations in other fields. The company's business is divided into seven segments: wireless communications, microdevices, brakes, precision instruments, chemicals, textiles, and real estate. Products by segment Wireless and Communication Com...

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

Hyundai Kefico Corporation Korea Yu Yeongjong (CEO) -The Company is a manufacturer of engine control units and transmission control units in the Hyundai Motor Group.-The Company was founded as a joint venture among Hyundai Motor, Robert Bosch and Mitsubishi Electric in 1987. In 2012, the Company became a wholly-owned subsidiary of Hyundai Motor Group and changed its corporate name to Hyundai Kefico Corporation.-Percentage breakdown of sales by c...

Major Suppliers  Updated at: 2025/09/30

SL Corporation Korea Hanyoung Kim (President) -Manufacture of automotive lamps, chassis parts, mirrors, and other automotive products. -Introduced technology based on partnership agreements formed with Hella, Stanley Electric, Aptiv and others. Business division Products Customer Location Sales (in KRW million) Lamp Head Lamp, Rear Lamp, Center lamps, HMSL, High (Mounted Stop Lamp), Fog Lamp Hyundai, Kia, GM, Stellantis, Geely, Dongfeng Mo...

Major Suppliers  Updated at: 2025/09/30