Murai Seisakusho Co., Ltd.

Corporate Info


Address:3, Hinode-cho, Seto City, Aichi Prefecture
Capital:24 million yen
Date of Establishment:June 1968
President:Ms. Hisa Kameyama
Board Members:Five board members
Number of Employees:80
Annual sales:1.6 billion yen (fiscal year 2014)
Main banks:The Bank of Tokyo-Mitsubishi UFJ, Ltd., Seto Branch Seto Shinkin Bank, Head Office
Nature of Business:Manufacture , processing, and sale of various electrical insulating and wiring materials as well as assembly of industrial electrical devices.
Headquarters & Main Factory:3 Hinode-cho, Seto City, Aichi Prefecture
Factory Area:5119 m2, Building 1744 m2 (total)
Nagasaki Factory:150-1000 Aza-kanahori, Nishi-togitsugo, Togitsu-cho, Nishi-sonogigun, Nagasaki Prefecture
Factory Area:735 m2, Building 1348 m2 (total)
Joint ventures:ORIENTAL-MURAI TEC CORPORATION LIMITED Bang-Chan Industrial Estate No.9/11 Soi Serithai 54 Junction 3 T.Kannayao, A.Kannayao Bangkok 10230 Thailand


Main clients: Mitsubishi Electric Corporation Nagoya Works
Mitsubishi Electric Corporation Inazawa Works
Mitsubishi Electric Corporation Fukuyama Works
Mitsubishi Electric Corporation Nakatsugawa Works
Mitsubishi Electric Corporation Air-Conditioning & Refrigeration Systems Works
Mitsubishi Electric FA Industrial Products Corporation
Mitsubishi Electric Trading Corporation
Mitsubishi Electric Corporation affiliates and cooperative companies
Toshiba Mitsubishi-Electric Industrial systems Corporation
Chiyoda Denshi Co., Ltd.
Nitto Denko Co., Ltd.
Mitsubishi Electric Automation (Thailand) Co., Ltd.
Tamagawa Seiki Co., Ltd.
Tamagawa Hightech Corporation.
Toyo Electric Corp.
Shinsei Shoji Co., Ltd.
Main suppliers: Mitsui & Co. Plastics Ltd.
Nitto Denko Co., Ltd.
Mitsubishi Polyester Film Corp.
Teijin DuPont Films Japan Ltd.
Nitto Shinko Co., Ltd.
Abe Denzai Co., Ltd
Ryoden Kasei Co., Ltd.
Toray Industries, Inc.
Toray International, Inc.
Teraoka Seisakusho Co., Ltd.
Ryoden Trading Co., Ltd.
Mitsubishi Electric Corporation Nagoya Works
Nippon Rika Kogyosho Co., Ltd.
Chubu Mitsubishi Electric Sales Corporation
Kawai Kogyosho Co., Ltd.
KIKUDEN International Ltd.
(in random order)


June 1968The company was established in Owariasahi City, Aichi Prefecture, and the Company was named “Towa Seisakusho Co., Ltd.”
The company initiated manufacturing and sales of cardboards with a capital of 1.2 million yen.
July 1970It was relocated to Higashi-matsuyama-cho, Seto City, and changed the business to processing and sales of insulating materials for motors.
March 1977The company name was changed to the current “Murai Seisakusho Co., Ltd.”
March 1992Nagasaki Factory was completed and became operational.
AprilStarted business with OEIC (current MEATH)
AugustCompleted the Headquarters and the main factory at Hinode-cho, Seto City.
February 1998Established joint venture business with “ORIENTAL-MURAI TEC CORPORATION LIMITED” in Bangkok, Thailand.
March 1999Assembly of industrial robot controllers was initiated.
November 2003Started assembly of industrial robot mechanisms.
July 2007Nagasaki Factory started coil assembly for medium-sized rotating machines (250Fr-280Fr).
April 2008Nagasaki Factory started coil winding for medium-sized rotating machines (250Fr-).
June 2014Nagasaki Factory started coil assembly for medium-sized rotating machines (315Fr-400Fr).