Keihin Corporation

Company Profile



Shinjuku Nomura Bldg. 39F, 1-26-2 Nishi-Shinjuku, Shinjuku-ku, Tokyo, 163-0539 Japan

Business Overview

-Major manufacture of auto-parts in the Honda Group

-The passenger vehicle business focused on increasing sales of power control-units compatible with hybrid and electrification. In line with this, the Company has been increasing capital investments since 2016.
In Japan, the Company plans to increase FY2017’s 100,000 units to 250,000 units in 2019. Also, the Company plans to launch production in China, at a new production plant in Dongguan, Guangdong Province sometime between 2021 and 2022.

-The Company plans to strengthen its organization, working on electrification as one of its initiatives under its 13th mid-term management plan that lasts from the fiscal year that ended in March 2018 to the fiscal year that ends in March 2020. It is augmenting the capabilities of the xEV Strategic Business Office, establishing a BMS Development Department, and boosting its production-engineering capabilities in power-modules.


-Listed on the first section of the Tokyo Stock Exchange. (As of Mar. 31, 2019)
Name or Company Name Investment Ratio (%)
Honda Motor Co., Ltd. 41.35
Japan Trustee Services Bank, Ltd. (Trust Account) 3.21
The Master Trust Bank of Japan, Ltd. (Trust Account) 2.99
MUFG Bank, Ltd. 2.62
State Street Bank and Trust Company 505103 1.93
Japan Trustee Services Bank, Ltd. (Trust Account 9) 1.73
The Bank of New York Mellon 140044 1.62
DFA International Small Cap Value Portfolio 1.50
Total 60.11


Control Systems for Electric vehicles
-Power control-units
-Management systems
-Management electronic control-units

Engine-management Systems for Gasoline Vehicles
-Electronic control-units
-Injectors for injection-engines
-Injectors for port internal injection
-In-take manifolds
-EGR valves
-Electronic-controlled throttle bodies

Products for Fuel-cell Vehicles
-Electronic control-units for fuel-cell generator controls
-Electronic control-units for stack impedance measuring
-Battery-management systems for fuel-cell vehicles
-Injectors for hydrogen-fuel vehicles
-High-flow hydrogen supply valves
-High-flow hydrogen regulators
-Cathode pressure-control valve
-Drain valves
-Purge valve

Engine-management Systems for Natural Gas (NG) Vehicles
-2nd ECU
-Injectors for NG vehicles
-Oil-lamp filters
-Pressure regulators

Climate-control Systems
-Cold-storage evaporators


Dec. 1956 Established with capital of 700 yen million in Kawasaki, Kanagawa Prefecture.
Mar. 1957 Following the establishment of a plant, received an order for automotive component machining and finishing from Komatsu
Dec. 1964 Listed on the Second Section of the Tokyo Stock Exchange.
Aug. 1969 Constructed a main plant for carburetor (Kakuda Plant) in Kakuda, Miyagi prefecture.
Feb. 1986 Moved headquarters to Shinjuku Ward, Tokyo.
Apr. 1990 Established R&D center in Kakuda, Miyagi Prefecture.
Sep. 1994 Listed on the First Section of the Tokyo Stock Exchange.
July 1997 Established Keihin Caroline System Technology Inc. in North Carolina, USA.
Feb. 1999 Established Keihin Aircon North America Inc. in Indiana, USA.
Jan. 2001 Refined corporate logo.
Jan. 2001 Moved the Sayama Plant.
Mar. 2001 Started plant construction in Brazil.
May 2001 Established a new company in North America.
Apr. 2001 Spun off the production related departments at Keihin Indiana Precision Technology Inc. and turned it into Keihin IPT Manufacturing Inc. (currently a local/Japanese consolidated subsidiary).
Feb. 2002 Spun off the air conditioning system department at Keihin Philippines Corporation and turned it into Keihin Autoparts (Philippines) Corporation (currently a local/Japanese consolidated subsidiary).
Mar. 2002 Established Dongguan Keihin Engine Management System Co., Ltd. in China, which is currently a consolidated subsidiary.
Oct. 2002 Established Keihin Canada Service Inc., which is currently a consolidated subsidiary in Canada.
Mar. 2003 Established Keihin R&D China Co., Ltd. in China, which is currently a consolidated subsidiary.
Nov. 2003 Established PT Keihin Indonesia, which is which is currently a consolidated subsidiary in Indonesia.
Apr. 2007 Established Keihin Michigan Manufacturing, LLC. in Michigan, USA (which is currently a consolidated subsidiary).
Apr. 2009 Established Tochigi Office in Takanezawa Town, Tochigi Pref., Japan.
Established Miyagi Office in Kakuda City, Miyagi Pref., Japan.
Dec. 2009 Established Keihin Asia Bangkok Co., Ltd. in Thailand.
Jan. 2011 Established Keihin Malaysia Manufacturing SDN. BHD. in Malaysia.
Apr. 2011 Merged Keihin Fuel Systems Inc. into Keihin North America Inc.
Jun. 2011 Established Keihin Vietnam Co., Ltd.
Jul. 2011 Established Keihin Automotive Systems India Pvt. Ltd.
Jan. 2012 Acquired the automotive climate-control heat-exchanger business from Showa Denko through a stock-transfer, so the following companies became subsidiaries: Keihin Thermal Technology; Keihin Thermal Technology of America, Inc.; Keihin Thermal Technology (Thailand) Co., Ltd.; Grand Ocean-Showa Auto Air Conditioning (Dalian) Co., Ltd.; and Keihin Thermal Technology Czech, s.r.o.
Feb. 2012 Established Keihin De Mexico S.A. De C.V.
Jan. 2013 Merged Keihin Sogyo Co., Ltd. into Kanazu Mfg. Co., Ltd. (the surviving company), renaming the company Keihin Sakura Corporation.
Jul, 2014 Established Keihin (Wuhan) Automotive Components Co., Ltd.
Apr. 2017 Merged Keihin Air Conditioner North America, Inc. with Keihin IPT Manufacturing, LLC.
Jun. 2017 Merged Keihin Automotive Systems India Private Ltd. with Keihin India Manufacturing Private Ltd.
Apr. 2018 Opened the Daiba R&D Office in Koto Ward, Tokyo
Oct. 2018 Keihin Watari Co., Ltd. (consolidated subsidiary) and Keihin Sakura Co., Ltd. merged operations and adopted the name Keihin Manufacturing Co, Ltd.

Supplemental Information 1