| 年 | Business History |
|---|---|
| 1950 | Otsuka Pharmaceutical Factory divested the organic chemicals business to Otsuka Chemicals and Pharmaceuticals Co., Ltd. |
| 1952 | Started manufacture and sales of agrochemicals |
| 1953 | Started selling a tobacco sucker inhibitor (OMH+30) |
| 1963 | Started selling gravel culture fertilizer |
| 1964 | Started selling the foliar fertilizer Samppi |
| 1976 | Started selling the herbicide Parazet |
| 1979 | Started selling the agricultural material disinfectant Ichiban, the insecticide Rubitocs and the molluscicide Namekit |
| 1980 | Started selling the fungicide Unitekt |
| 1984 |
Changed the company name to Otsuka Chemical Co., Ltd. |
| 1986 | Started selling the herbicide Myzet and the insecticide Oncol |
| 1992 | Started selling the insecticide Oleate and the calcium supplement Calplus |
| 1993 | Started selling the insecticide Orion |
| 1995 | Started selling the insecticide Sted Granules |
| 1996 | Started selling the insecticide Ondaia |
| 1997 | Started selling the turf coloring agent Greenway |
| 1998 | Started selling Misaki for extending the life of cut flowers |
| Started nationwide sales of the Drip Fertigation System | |
| 1999 | Started selling Otsuka Judge Box Granules, an insecticide and fungicide specifically for rice seedling boxes |
| 2000 | Started selling the insecticides Grand Oncol, Oncol Micro Capsules, Ondaia Ace and Deraus Oncol |
| Started selling the fungicide Alshine | |
| 2002 | Otsuka Chemical Co., Ltd. was newly established to receive the chemical products and agrochemicals and fertilizer business |
| Otsuka Chemical started selling the insecticide Hachi-Hachi EC | |
| 2007 | Otsuka Chemical started selling the acaricide Danisaraba |
| 2010 | Established Otsuka AgriTechno Co., Ltd. and became independent from Otsuka Chemical Co., Ltd. by way of MBO |
| 2011 | Started the manufacture and sale of the rice paddy herticides Benfuresate and Benzofenap which were acquired from the German company Bayer Crop Science AG |
| 2012 | Acquired Asahi Chemical Manufacturing Co., Ltd. as a 100% subsidiary |
| 2013 | Established OAT&IIL India Laboratories Private Limited based on an agreement with Insecticides (India) Limited |
| Launched the fungicide Gatten in Japan | |
| 2014 | Changed the company name to OAT Agrio Co., Ltd. |
| Listed on the Second Section of Tokyo Stock Exchange (June 25) | |
| Listed on The First Section of Tokyo Stock Exchange (Dec 24) | |
| 2015 | Listed on The First Section of Tokyo Stock Exchange (Dec 24) |
| 2016 | Established PT. OAT MITOKU AGRIO |
| Established Runhe (Zhoushan) Plant Science Co., Ltd. | |
| Established OAT Agri Frontier Co., Ltd. | |
| 2017 | Participated in establishment of Japan Generic Agrochemicals Association |
| Started selling a new drip fertigation system “TT Series” | |
| Acquired ISO 9001:2015 certification | |
| 2018 | Established Japan Biostimulant Association as a founder |
| Established H-New Corporation | |
| Acquired LIDA Plant Research, S.L. and CAPA Ecosystems, S.L. | |
| Acquired Inplanta Innovations Inc. as a 100% subsidiary | |
| Acquired Blue Wave Holding B.V including Chrysal and their associated companies | |
| 2019 | Obtained EU pesticide registration approval for Flutianil |
| Obtained GLOBAL GAP certificate | |
| 2020 | Obtained California pesticide registration approval in USA |
