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Korinashi Electric Manufacturing Co., Ltd. founded; First president Harujiro Korinashi appointed.
Since its founding in 1933, supports customer product development with its manufacturing know-how and technological strength. Designated as a Kanagawa Prefecture model factory, recognized as a factory that has maintained sound management and contributed to industrial development.
Established as Korinashi Electric Manufacturing Co., Ltd. in Kamimeguro.
Organizational change to Korinashi Electric Manufacturing Co., Ltd.
Received certification from the Police Agency for MDF-related procurement factories and began transactions.
Certified as an MDF designated factory by the Aviation Bureau of the Ministry of Transport.
Second president: Akiji Korinashi assumes office.
Received certification as a designated factory from the Japan Highway Public Corporation.
Certified as an MDF designated factory by the Metropolitan Expressway Public Corporation.
Certified as a designated factory for communication equipment by the Tokyo Metropolitan Government.
Certified as a designated factory for multiplex communication and line switching panels by the Defense Agency Procurement Headquarters.
Started transactions with Dainippon Printing Co., Ltd.
Entered the traffic terminal equipment group of Matsushita Communication Industrial Co., Ltd. (now Panasonic Corporation) and began transactions related to traffic equipment.
Designated as a major partner factory of Matsushita Communication Industrial Co., Ltd. (now Panasonic Corporation) and became a member of the Matsushita Electric Cooperative Association.
Designated as an ultrasonic vehicle detection equipment self-quality certified factory by Matsushita Communication Industrial Co., Ltd. (now Panasonic Corporation).
Completed the headquarters factory in Hirono-dai, Zama City. Began operations at the headquarters factory in January of the following year.
Third president: Shuhachi Kawahara assumes office.
Started transactions with Laser Tech Co., Ltd.
Received commendation as a model factory in Kanagawa Prefecture.
Obtained ISO 14001 environmental management certification.
Designated as a model factory in Kanagawa Prefecture.
Obtained ISO 9001 quality standard certification.
Fourth-generation President: President Akio Shirosho appointed.
Received commendation as a certified excellent tax corporation from Yamato Tax Office.
Expansion of the clean room on the first floor of the head office completed, and three units started operation.
Established M2 building in Hirono-dai, Zama City.
Established S3 building in Hibari-ga-oka, Zama City.
Renovated existing clean room on the first floor of the head office, completing a new clean room of 337.40 m2.
Fifth-generation President: President Shigetaka Numata appointed.
Kinashi Electric Manufacturing Co., Ltd. has declared a 'Two-Star' status in the Security Action initiative, actively engaging in information security measures. This aims to promote the implementation and continuous improvement of basic security measures to provide safe and secure services.
Kirinai Electric Manufacturing Co., Ltd. was recognized as a company that consistently files accurate tax returns and pays taxes, and was awarded a Certificate of Appreciation by the Yamato Tax Office. The company expressed its intention to continue complying with laws and operating with high transparency.
Kirinai Electric Manufacturing Co., Ltd. will observe summer vacation from August 8 to 16, 2026. Inquiries during the vacation period will be handled after August 17. We appreciate your understanding and cooperation.
Kinashi Electric Works Co., Ltd. will take GW holidays from April 29 to May 6, 2026. Inquiries during the holiday period will be handled after May 7. We appreciate your understanding and cooperation.
Korin Electric Manufacturing Co., Ltd. will take a New Year holiday from December 27, 2025, to January 4, 2026. Inquiries during the holiday period will be responded to after January 5, 2026. We apologize for any inconvenience caused to users and appreciate your understanding and cooperation.