History
| 1943 | Eiichi Ikeda founds Nihon Rekisei Kagaku Kogyosho to engage in construction waterproofing works using asphalt |
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| 1946 | The Company begins to undertake paving construction works |
| 1949 | The Company establishes the Company |
| 1950 | The Company builds an asphalt emulsion plant and laboratory in Oku, Tokyo |
| 1954 | The Company changes its name to Nichireki Kagaku Kogyo Co., Ltd. due to company split and merger, etc. |
| 1961 | Japan’s first cationic asphalt emulsion, CATIOZOL, is awarded the Tanahashi Invention Award |
| 1963 | The Company issues and distributes the first volume of Asphalt Paving Course (eight volumes in total) |
| 1968 | The Company builds a new head office building in Kudan, Chiyoda-ku, Tokyo (to present) |
| 1969 | The Company introduces a computer system utilizing telex network to offices throughout Japan |
| 1973 | The Company participates in Research Survey Committee on Bridge Deck Pavement of Long Bridges (Honshu-Shikoku Bridge) established within the Japan Road Association |
| 1974 | The Company is listed on the First Section of both Tokyo Stock Exchange and Osaka Securities Exchange |
| 1975 | The Company opens the Ikeda Museum of 20th Century Art in Ito City, Shizuoka |
| 1977 | The Company opens a technical research center in Oyama Plant in Tochigi Prefecture |
| 1980 | The Company is registered with the Minister of Construction as a construction consultant in road department |
| 1985 | The Company is registered with the Minister of Construction as a surveyor |
| 1989 | The Company starts the First Medium-term Management Plan |
| 1994 | The Company changes its name to NICHIREKI CO., LTD. |
| 1999 | The Company begins disclosure of consolidated financial statements |
| 2002 | The Company starts overseas business by establishing Beijing Luxin Dacheng Exquisite Paving Co., Ltd. in Beijing, a joint venture between Japan and China |
| 2003 | The Company implements an area-based business structure to facilitate the integrated operation of branch and group companies within the jurisdiction of the branch |
| 2006 | The Company discloses basic policy for establishing internal control system |
| 2008 | The Group acquires ISO 9001 |
| 2012 | The Group acquires ISO 14001 |
| 2014 | The Company converts its consolidated subsidiaries into wholly-owned Subsidiaries |
| 2016 | The Company completes the new laboratory building in the Technical Research Center |
| 2017 | The Company newly establishes a plant in Fengxian Chemical Industrial District in Shanghai |
| 2020 | The Company acquires land in Tsukubamirai City to construct a production and logistics base |
| 2022 | The Company selects and shifts to the Prime Market of the Tokyo Stock Exchange following the market reform |
| 2023 | The Company marks the 80th anniversary of foundation on October 26 Formed a capital and business alliance with Itochu Enex Co., Ltd. |
| 2024 | Transitioned to a holding company structure (changed its trade name from Nichireki Co., Ltd., to Nichireki Group Co., Ltd.) |