Sawafuji Electric Co., Ltd.

Company Profile



3, Nittahayakawa-cho, Ota-shi, Gunma-ken, 370-0344 Japan

Business Overview

-An electrical products manufacturer affiliated with Hino Motors.

Financial Overview

-In FY ended March 2016, the Company generated consolidated sales of JPY 29.11 billion, which was a 2.1% decrease on a year-over-basis (y/y). The Group's operating profit was JPY 408 million (a 23.6% increase y/y), ordinary profit was JPY 4.9 million (a 5.2% decrease y/y), and net income (attributable to owners of parent company) was JPY 388 million (a 155.4% increase y/y).


-Listed on the First Section of the Tokyo Stock Exchange. (As of Mar. 31, 2016)
Name or Company Name Investment Ratio (%)
Hino Motors, Ltd. 30.24
Denso Corp. 9.25
Honda Motor Co., Ltd. 6.02
Sumitomo Mitsui Banking Corp. 2.78
Employee stock holdings 2.77
Resona Bank, Limited 2.31
The Bank of Tokyo-Mitsubishi UFJ, Ltd. 1.85
Sumitomo Mitsui Trust Bank, Limited 1.39
Mitsui Sumitomo Insurance Co., Ltd. 0.93
Japan Trustee Services Bank, Ltd. (Trust Account) 0.75
Total 58.28


-Diesel engine starting motors

-Battery charging generators

-Starting relays
-Block relays
-Safety relays
-Battery switches
-Emergency relays
-Speed detectors

Automotive electronic equipments
-FF shift computers
-EE drive computers
-Intake air controllers
-Electronic suspension controllers
-Easy & Smooth controllers
-Idle stop controllers

-Retarders with built-in exciters

DC motors


May 1919 Established Sawafuji Electric Industries in Zoshigaya, Toshima-ku, Tokyo and started the business of repairing automotive electric starters and alternators.
Jun. 1934 Changed the name of the Company to Sawafuji Electric Co., Ltd. with capital of 0.3 million yen and started production and sales of magnets for use in agricultural machinery and small vessels.
May 1936 Moved headquarters and plant to Shimura-Nakadaimachi, Itabashi-ku, Tokyo.
Nov. 1936 Submitted prototypes of automotive starters and alternators to the Japanese Army.  Started manufacturing the assigned parts and selling them to a related automobile company.
Dec. 1945 Reverted to civilian production, re-established plant, and resumed production of magnets for agricultural machinery and small vessels.
Aug. 1946 Started manufacturing and sales of automotive starters and alternators.
May 1949 Listed on the First Section of the Tokyo Stock Exchange.
Sep. 1976 Transferred all factory operations to the Nitta Factory.
Apr. 1977 Moved headquarter to Nerima-ku, Tokyo.
Jan. 1979 Started manufacturing and sales of refrigerators for buses.
Jun. 1987 Started manufacturing and sales of built-in refrigerators for passenger cars.
Mar. 1999 Started manufacturing and sales of retarders.
Jul. 2008 Moved its headquarters to Ota City, Gunma pref., Japan.
Jan. 2012 Established Sawafuji Electric Thailand Co., Ltd. in Thailand.

Supplemental Information 1