- June 1950
- Founded as Hirohata Chikuro Kensetsu CO., LTD. in step with the reopening of the Nippon Steel Corporation's Setouchi Works Hirohata area (then Hirohata Works of Fuji Steel Corporation).
Took charge of the furnace maintenance at the same works. - August 1951
- Changed the company name to Hirohata Chikuro Kogyo CO., LTD. Headquarters opened in Hirohata-ku, Himeji.
- March 1956
- Established the Technical Design Department and started plant designing and construction.
- April 1963
- Opened the Hanshin Office.
- December 1966
- Received an order for a continuous heating furnace for Thailand. Advanced to other countries, including South Korea and Indonesia later.
- October 1968
- Changed the company name to HIROCHIKU CO., LTD.
- September 1974
- Opened the Kitakyushu Sales Office.
- June 1977
- Exported a heating furnace to Qatar.
- April 1978
- Exported a walking beam furnace to South Korea.
- April 1979
- Started the sales of Holimesy furnaces.
- September 1979
- Opened the Shikama Sales Office.
- October 1980
- Opened the Fukusaki Plant.
- January 1983
- Opened the Tokyo Sales Office.
- February 1991
- Received the first order for a large-scale vacuum furnace for fine ceramics.
- November 1995
- Started the marketing of Holimesy-related products in the ASEAN region. Expanding overseas exports of the same since then.
- September 1997
- Established the Sub Center.
- June 1999
- Exhibited equipment business products at the International Foundry Trade Fair (GIFA in Germany).
- February 2000
- Absorbed Nippon Ramtite Co., Ltd.
- February 2002
- Established office as dedicated furnace maintenance for Nakayama Steel Works Co., Ltd.
- August 2005
- Expanded the Sub Center.
- March 2006
- Established HIROCHIKU ASIA (THAILAND) CO., LTD., a local subsidiary in Thailand.
- July 2007
- Closed the Tokyo Sales Office.
- November 2007
- Opened the Kobe Branch and closed the Hanshin Office.
- December 2011
- Established PT.HIROCHIKU ASIA INDONESIA in Indonesia.
- April 2016
- Incorporated Thermal Co., Ltd. (Headquarters: Itabashi-ku, Tokyo) as a wholly owned subsidiary.
- November 2018
- Opened the Product Center and closed the Fukusaki Factory.
- April 2020
- Absorbed Thermal Co., Ltd.