| 1935.12 | Established Kawaguchi Chemical Laboratory (now Kawaguchi Factory). |
| 1937.1 | Reorganized into Kawaguchi Chemical Industry Co.,Ltd.and opened Head Office at Nihonbashi Muromachi,Chuo-ku,Tokyo. |
| 1951.8 | Relocated head office to Kandata-cho,Chiyoda Ward,Tokyo. |
| 1954.3 | Obtained permission for JIS Mark on photo and rubber chemicals. |
| 1958.7 | Established Osaka Office. |
| 1961.1 | Listed on the second section market of Tokyo Stock Exchange. |
| 1962.11 | Was awarded by the Chief of Regional Bureaus of International Trade and Industry as one of the best factories for industrial standards and quality control. |
| 1970.5 | Relocated head office to Soto-Kanda,Chiyoda Ward,Tokyo. |
| 1975.7 | Upgraded Osaka Office to Osaka Branch. |
| 1975.11 | Was awarded by the Minister of International Trade and Industry as one of the best factories for energy control. |
| 1976.4 | Relocated head office to Uchi-Kanda, |
| 1977.2 | Established Kashima Factory in Ibaraki Pref. |
| 1984.9 | Established distributorship with R.T.Vanderbilt(USA) for rubber chemicals. |
| 1987.1 | Held a celebration marking the 50th anniversary of the Company’s foundation. |
| 1993.3 | Relocated head office business office to Kawaguchi City,Saitama Prefecture. |
| 1994.6 | Osaka Branch renamed Osaka Sales Office |
| 1994.9 | Established distributorship with Bayer(Ger.) for rubber chemicals. |
| 1997.11 | ISO 9001 accreditation |
| 2006.1 | ISO 14001 accreditation |
| 2008.6 | Established Shanghai Office |
| 2010.8 | Established Kawaguchi Chemical Industry(Shanghai) Trading Co.,Ltd. |
History