Company information

SHIBAKAWA MFG CO.,LTD. was founded in 1967 and boasted the top share of reflectors for flashlights.
We have established our own position as a manufacturer that controls artificial light.

Company Profile

Company name
March 10, 1967
Business description
Manufacture and sale of electrical machine parts
○ Vacuum deposition
○ Plastic molding
○ Camera supplies (flash unit)
○ Various units
50 million yen
Number of employees
89 People
Mizuho Bank
The Shoko Chukin Bank
Kawasaki Shinkin Bank etc.
Chairman,Member of the Board
Naotake Sei
President & Representative Director
Taiju Yamada
Director Yuki Onaka
Auditor Kojiro Oikawa
Operating Officer Le Jia’an
Operating Officer
Masayoshi Komaki
Operating Officer Masaharu Tagawa
Naotake Sei
Mizuho Bank
MUFG Bank etc.
Japan Camera & Imaging Products Association
(Supporting member)
■Main business partners
Olympus Corporation
Canon Inc. and related group companies
Citizen Electronics Co., Ltd.
Sony Corporation and related group companies
Nikon Corporation and related group companies
Nichia Corporation
Venetex Co., Ltd.
Moritex Corporation
※Order of the Japanese syllabary

Offices / factories


March 1967 Founded as SHIBAKAWA MFG CO.,LTD. with capital of 1 million yen in 6-27 Tsunashima East, Kohoku-ku, Yokohama
April 1969 Increased capital to 5 million yen
August 1972 Established a plastic factory and started molding flashlight reflectors
Improve quality through an integrated work system up to vacuum deposition
February 1980 Introduction of φ1000 vacuum evaporation system
October 1982 Relocated and expanded molding factory to 6-3 Tsunashima Higashi, Kohoku-ku, Yokohama, and installed an automatic ultrasonic cleaning system at the head office
July 1985 Start flashlight OEM
September 1992 Local subsidiary in Hong Kong
September 1993 Trilateral trade started
August 1995 Introduction of pure water ultrasonic cleaner
January 1999 Reorganized as a stock company with capital of 10 million yen
February 2000 Started UV coating
February 2001 Moved Shibakawa Hong Kong Office to Tsuen Wan District, Hong Kong
March 2001 Established Zhuhai pleasure electronic products Co., Ltd. (Zhuhai factory)
November 2001 Production of single flashlights started
August 2003 Acquired ISO14001 certification at headquarters
March 2006 Increased capital to 50 million yen
October 2006 Introduction of ultra-precise 5-axis nano processing machine
April 2009 Completion of Headquarters and Manufacturing Technology Center Installation of XY coating machine
November 2010 Taiwan logistics office opened
March 2011 Established SHIBAKAWA (THAI LAND) CO., LTD. (Thailand Factory)
September 2012 Introduced 137M 2-coat spindle coating line at Thai factory
September 2013 Acquired ISO9001 certification at Thai factory
July 2015 Acquired ISO14001 certification at Thai factory
June 2016 Completed the third building in Thailand
February 2017 Mid-term management plan announced
March 2017 50th anniversary
April 2017 Established mold department at Zhuhai Plant
May 2017 Completed 4th building in Thailand
December 2017 First certified as an intellectual property Mirai company in Yokohama
February 2018 Introduction of plasma polymerization equipment
December 2018 Certified as Yokohama City Intellectual Property Mirai Company for the second time
December 2018 LED sales for plant cultivation
November 2019 Headquarters ISO9001 certification acquisition