Imasen Electric Industrial Co., Ltd.

Company Profile



1 Kakihata, Inuyama-shi, Aichi-ken, 484-8507, Japan

Business Overview

-An independent automotive parts manufacturer.

-Mainly manufactures and sells mechanical components and electronic components for automotive use.

-Main product is seat adjusters of automotive components related business, which accounts for over 80.4% of its overall sales. (FY ended Mar. 2021)

-The Company is a developer of mechatronic products based its integrating its expertise in technology on mechanisms and electronics. In addition, it creates products for next-generation electric and hybrid vehicles, focusing on the keywords “energy saving”.


Process for completing the tender offer by TS Tech Co., Ltd. to acquire the Company

-TS Tech Co., Ltd. (TS Tech) announced that it will submit a tender offer for the Company and underwrite a third-party placement of new shares. The tender offer period will be from November 10, 2020 to December 8, 2020 and the tender offer price will be JPY 930 per share. Regarding the third-party allotment, the payment period will be from December 16, 2020 to January 29, 2021 at a price of JPY 930 per share. After the transactions, TS Tech will own 34% of the Company’s shares. Through the transactions, the two companies intend to expand their sales channels and commercial rights, strengthen technology and R&D capability and enhance cost competitiveness. TS Tech will make Imasen its equity-method affiliate and will keep the Company listed on the stock exchange after the transaction is completed. (From a press release dated November 9, 2020)

-TS Tech Co., Ltd. (TS Tech) announced that it has completed a tender offer for the Company. The tender offer period was November 10, 2020 to December 8, 2020. As a result, the Company will become an equity-method affiliate of TS Tech on December 15, 2020. From December 16, 2020, a third-party allotment of shares will be implemented, and TS Tech plans to purchase 2,134,200 shares of common stock (equivalent to JPY 1,985 million). After the payment is completed, TS Tech will hold 34.75% of the voting rights. (From a press release dated December 9, 2020)


-Listed on the first section of both the Tokyo and Nagoya Stock Exchanges. (As of Mar. 31, 2021)
Name or Company Name Investment Ratio (%)
TS TECH Co.,Ltd. 34.74
The Master Trust Bank of Japan, Ltd. (Trust Account) 5.26
Business partner share holding association 3.29
Employee stock holdings 2.95
Custody Bank of Japan, Ltd. (Trust Account) 2.53
The Daisan Bank, Ltd.
TACHI-S Co., Ltd. 1.39
NHK Spring Co., Ltd. 1.34
Honda Motor Co., Ltd. 1.26
Custody Bank of Japan, Ltd. (Trust Account 5) 1.21
Total 56.21


Mechanical products
Seat adjusters
-Power seat adjusters

  • Lightweight power seat devices
  • High strength power seat devices
  • Lift-up and rotation device for vehicles designed to carry physically challenged passengers

-Round units
-Slide adjusters

  • Standard rails
  • Long rails

-Height adjusters
-Brake units
-Recliner devices with automatic restoration function

Window regulators
-Wire type window regulators
-X-ray type power window regulators

  • X-ray type power window regulators
  • Mono-arm type power window regulators


Electric products
-Electric products and relays

  • Electronic units
  • Micro ISO relays


  • Over head consoles
  • Interior lamps
  • High-mounted stop lamps
  • Rear combination lamps
  • LED lamps for illumination lighting


  • Flat horns
  • Spiral horns
  • Air horns

-Power electronics products

  • DC-DC converters
  • Control ECUs for air conditioning blower motors

-Body controlling products

  • Control ECUs for power seats and seat heaters
  • Body control modules
  • Slide door control ECUs

-Safety products

  • Back-up batteries
  • Image switchable ECUs


-Speed sensors
-Damper actuators for car air conditioning systems
-Magnetic valves


Feb. 1939 Established Imasen Electric Industrial Co., Ltd.
Feb. 1947 Established Inuyama Plant.
June 1954 Started the production of lamps.
Mar. 1955 Started the production of relays.
June 1958 Started the production of window regulators.
Nov. 1960 Established Mizushima Plant.
Sept. 1962 Established Knight Beam Co., Ltd.
Nov. 1962 Established Knight Denso Co., Ltd.
Dec. 1963 The Company built a plant in Nagoya.
Nov. 1965 The Company started manufacturing automotive seat-reclining adjusters.
Nov. 1966 The Company started manufacturing automotive slide adjusters for seats.
June 1967 Established a subsidiary, Toyo Koku Denshi Co., Ltd., which is (currently a consolidated subsidiary).
Sept. 1968 The Company established Imasen Electric & Machinery Co., Ltd., which is (currently a consolidated subsidiary).
Aug. 1971 The Company built a plant in Hiroshima.
June 1973 The Company built a plant in Shirakawa.
Feb. 1979 The Company moved its headquarters to Inuyama City, Aichi Prefecture.
Jan. 1982 The Company merged Night Seiki Co., Ltd., into its operations (This is currently the Kani Plant).
Apr. 1982 Established a subsidiary, Imasen Engineering Corporation, which is (currently a consolidated subsidiary).
Nov. 1985 The Company began manufacturing automotive power adjusters for seats.
Oct. 1993 The Company merged Knight Denso Co., Ltd. into its operations. It was formerly called the Okayama Plant.
Apr. 1995 The Company established a plant in Yaotsu Cho, Gifu Prefecture.
July 1996 The Company established Imasen Philippine Manufacturing Corporation, which is (currently a consolidated subsidiary).
Dec. 1996 The Company's stock was registered as over-the-counter issues by Japan Securities Dealers Association.
Apr. 1997 The Company established Imasen Bucyrus Technology Inc., which is (currently a consolidated subsidiary).
May 1999 The Company built a new plant in Okayama.
Sep. 2001 Listed on the Second Section of Nagoya Stock Exchange.
Dec. 2001 Established an overseas subsidiary, Guangzhou Imasen Electric Industrial Co., Ltd., which is currently a consolidated subsidiary.
Sep. 2002 Designated in the first section of Nagoya Stock Exchange.
Dec. 2002 Obtained ISO 14001, the international standard for environmental management.
Jan. 2003 Established an overseas subsidiary Imasen Manufacturing (Thailand) Co., Ltd. (currently a consolidated subsidiary)
Feb. 2003 Listed on the first section of Tokyo Stock Exchange.
Feb. 2004 Obtained ISO/TS16949: 2002
Apr. 2004 Absorbed a subsidiary, Knight Beam Co., Ltd. (This is currently the Harusato Plant.)
Apr. 2007 Established a subsidiary, Kyushu Imasen Co., Ltd. (currently a consolidated subsidiary).
Nov. 2007 Established a subsidiary in Indonesia, Imasen Manufacturing India Private Limited (currently a consolidated subsidiary).
Mar. 2011 Established Wuhan Imasen Electric Industrial Co., Ltd. in Whuhan, Hubei Province, China.
Jul. 2012 Established a subsidiary, Imasen Mexico Technology S.A. de C.V., in Mexico.
Aug. 2014 Established a subsidiary, PT Imasen Parts Indonesia, in Indonesia (currently a consolidated subsidiary).
Apr. 2015 Established Imasen Global Development and Training Center.
Jun. 2015 Established German Branch office.
Nov. 2020 Signed an agreement with TS Tech Co., Ltd. to form a capital-based business alliance.

Supplemental Information 1