Company Information


October, 1973 Establish HKS Co., Ltd. with a capital of JPY 12,000,000 for developing engines or engine parts for a race and producing or sales.
July, 1974 Release Turbocharger.
January, 1981 Release 4-valve engine (named Fuji) for an auto-race.
June, 1981 Separate and independent the sales section and establish the HKS Co., Ltd. (later becomes HKS Sales Co., Ltd).
March, 1982 Start development of Electronic Control device.
January, 1984 Start development of Electronic Control device.
April, 1984 4-cylinder, DOHC 2.3L engine (134E) successfully developed.
April, 1985 Completion of the new office building. (Present Fujinomiya factory).
March, 1986 Establish HKS Hokkaido Service Co., Ltd.
September, 1986 Develop 4-cylinder DOHC 2.0L, 5-valve engine (186E). Participated in GC race.
October, 1988 Release 2-cylinder DOHC engine (200E) for an auto race.
January, 1992 Develop V12, 3.5L, 5-valve engine (300E) for a race.
June, 1994 Start production of coil springs.
March, 1996 Establish HKS EUROPE LIMITED (Present Consolidated subsidiary) as the sales site in Europe.
September, 1996 Merge into HKS Sales Co., Ltd, and corporation name changed to HKS Co., Ltd.
Release Horizontally-opposed 4-cycle, 2-cylinder engine for ultralight planes (A700E).
June, 1999 Over-the-counter registration of shares with the Japan Securities Dealers Association.
August, 1999 Newly establish the R&D facility (Head office) in Kitayama, Fujinomiya city, Shizuoka.
May, 2000 Acquisition of shares in NISSEI KOGYO Co., Ltd. (Present Consolidated subsidiary).
June, 2001 Establish HKS-IT Co., Ltd. (Present Consolidated subsidiary) for the investments to HKS (Thailand) Co., Ltd. (Present Consolidated subsidiary).
Establish HKS (Thailand) Co., Ltd. (Present Consolidated subsidiary) as the sales site in South East Asian countries.
February, 2003 Establish HKS Technical Factory Co., Ltd. (Present Consolidated subsidiary).
Establish LIFECARE MOBILITY INC. in the U.S.A for the sale of welfare vehicle parts.
December, 2004 Cancellation of listing on Japan Securities Dealers Association and listed on Jasdaq Securities Exchange, Inc.
November, 2006 Release GT Supercharger that employs torque sensing type traction drive method.
July, 2008 Release Bi-fuel conversion kit that enables fuel changeover between gasoline and CNG (Compressed Natural Gas).
April, 2010 Release independently designed Ball Bearing Turbo GT II Turbine.
October, 2010 Listed on the Osaka Securities Exchange JASDAQ (Standard) due to the integration of former JASDAQ, Nippon New Market Hercules, and NEO.
March, 2011 Start the business of modifying the diesel truck engine to the natural gas specifications in Thailand.
September, 2012 Establishment of HKS (SHANGHAI) TRADING CO., LTD (Present name: HKS(SHANGHAI)AUTOMOTIVE TECHNOLOGY CO., LTD, Present consolidated subsidiary) in China as a base of sales in China.
July, 2013 Listed on the Tokyo Stock Exchange JASDAQ (Standard) due to Osaka Securities Exchange integrated into Tokyo Stock Exchange.
January, 2017 Establish HKS USA, INC. (Present consolidated subsidiary) in the U.S.A.
March, 2017 HKS-IT CO.,Ltd. (Present consolidated subsidiary) built a factory in Samutprakan, Thailand.
May, 2018 Nissei Kogyo Co. (Present consolidated subsidiary) built a factory in Misato-cho, Kodama-gun, Saitama.
Relocated the head office from Ota-ku, Tokyo to Misato-cho, Kodama gun, Saitama.
April, 2019 Built an experiment building at the main factory in KITAYAMA, FUJINOMIYA in SHIZUOKA.
May, 2019 Establishment of the branch of the HKS (SHANGHAI) TRADING CO., LTD (Present name: HKS (SHANGHAI) AUTOMOTIVE TECHNOLOGY CO., LTD) in Guangzhou, CHINA.
April, 2020 Establishment of an R&D section in HKS (Thailand) Co., Ltd.
April, 2022 Transition to a Standard market from the Tokyo Securities Exchange, JASDAQ (Standard) because of reviewing the market segment by the Tokyo Stock Exchange, Inc.
August, 2022 Relocated the HKS SHANGHAI AUTOMOTIVE TECHNOLOGY CO., LTD Shanghai head office to the new location in Shanghai to enhance the development to the local vehicle.


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