1953	Hakuto Co., Ltd. is established in Ginza, Chuo-ku, Tokyo, with capital of 5 million yen, and begins import and sale of rough crystals from Brazil.
1958	Begins import and sale of electronic measuring instruments.
1961	Osaka Liaison Office (present Kansai Branch) is opened.
1963	Hakuto Chemical Co., Ltd. is established for production and domestic sale of industrial chemicals, and provision of related engineering services.
1970	Hakuto Chemical Co., Ltd. establishes Yokkaichi Factory and Yokkaichi Research Laboratory. Nagoya Branch Office (present Nagoya Branch) is opened.
1973	Opens Hong Kong Branch and makes it a local company (present Hakuto Enterprises Ltd.).
1974	Shigma, Inc. Taiwan Branch (present Hakuto Taiwan Ltd.) is opened in Taipei.
1977	S&T Enterprises Ltd. Singapore Branch (present Hakuto Singapore Pte. Ltd.) is opened.
1980	Moves the head office to the present address (Shinjuku-ku, Tokyo).
1989	S&T Enterprises (Thailand) Ltd. (present Hakuto (Thailand) Ltd.) is established in Bangkok.
1991	Conducts an absorption-type merger of Hakuto Chemical Co., Ltd.
1993	ST Hi-Tech Ltd. (present Hakuto Engineering (Thailand) Ltd.) is established in Bangkok.
1995	Hakuto's shares are registered with the Japan Securities Dealers Association for over-the-counter transactions. Hakuto (Shanghai) Electronic Co., Ltd. (present Hakuto Enterprises (Shanghai) Ltd.) is established.
1999	Stocks are listed on the Second Section of the Tokyo Stock Exchange.
2000	Stocks are listed on the First Section of the Tokyo Stock Exchange.
2002	Hakuto California, Inc. (present Hakuto America Inc.) is established.
2003	Hakuto A&L Co., Ltd. (present Hakuto Logistics Co., Ltd.), a trustee company engaged in business and distribution activities, is established in Shinjuku-ku, Tokyo.
2007	Acquires 100% of the shares of MICROTEK Inc.
2010	Korea Liaison Office (present Korea Branch) is opened in Seoul.
2016	Hakuto Czech s.r.o. is established in Prague, Czech Republic.
2017	Conducts an absorption-type merger of MICROTEK Inc. Hakuto America Inc. Detroit Office is opened.
2018	Hakuto Singapore Pte. Ltd. makes Kuala Lumpur Office a local company as Hakuto Malaysia Sdn. Bhd. Hakuto Life Science Co., Ltd. is established in Yokkaichi-shi for development, sales etc. of cosmetic raw materials, OEM products and own brand products.
2021	Conducts an absorption-type merger of Hakuto Life Science Co., Ltd.
2022	Stocks are listed on the Prime Market of the Tokyo Stock Exchange.
2024	Acquires 100% of the shares of CLEARIZE Co., Ltd.