- 1926
- Inauguration of business
- 1931
- Designated as the military plant of Navy: Delivered molded products.
- 1940
- Opened the Niigata Sanjyo Factory.
- 1941
- Opened the Chiba Factory and the Ibaraki Factory
- 1944
- Established Igarashi Koku Denki Kogyo Co., Ltd.
- 1945
- Closed the factories after the end of World War II.
- 1946
- Altered the corporate name to Igarashi Koka Kogyosho.
- 1948
- Developed switches and connector plugs for ships
- 1955
- Became a factory where the JIS mark indication is approved (Our products were used to determine the standards).
- 1957
- Stated manufacturing of control boards and distribution boards.
- 1963
- Started manufacturing of precision contact shoes for copying machines.
- 1966
- Built the machine factory.
- 1969
- Acquired the model utility right of switches for ships. Started manufacturing of indicators for elevator systems.
- 1970
- Built the new Head Office building.
- 1977
- Opened the Niigata Factory (currently Akiba-ku)
- 1981
- Altered the corporate name to Igarashikoka. Started design and manufacturing of printed circuit boards.
- 1985
- Introduced the automated PCB assembling equipment.
- 1989
- Introduced the CAD system for preparation of drawing sheets.
- 1999
- Established the intra-company network.
- 2004
- Established Dalian Igarashi Industry Co., Ltd.
- 2005
- Opened the Kawasaki Office. Integrated the factory functions.
- 2009
- Re-structured the network system.
- 2011
- Started the five-year Medium- and Long-term Business Plan.
About Us
- Message
- Corporate Profile
- Management Principles
- Quality Management（ISO9001）
- History
- Location of Head Office/Factory
Inquiry
- Contact by E-mail
- Go to Entry Form. for Contact
- Contact by Telephone
- +81-44-850-1717
