|1902||History Established "Iwata Yashichi Shoten" in Nagoya.|
|1947||Reorganized and renamed into IWATA & Co., Ltd. (Capital: 3,000,000)
Established the head office in Tokyo and changed the Nagoya office to a branch.
|1951||Established Osaka Branch.|
|1953||Separated the fertilizer and feed sales department to establish IWATA SANGYO CO., LTD.|
|1965||Separated the insulating varnish production department to establish AUTO CHEMICAL INDUSTRY CO. LTD|
|1968||Relocated the head office Nagoya, changed the Tokyo office to a branch, and established Hamamatsu Sales Office.|
|1971||Separated the transport department to establish AUTO UNYU SOUKO CORPORATION.|
|1973||Established Fukuoka Sales Office, followed by 15 other sales offices one after another throughout the country.|
|1988||Relocated and promoted Hamamatsu Sales Office to a branch.|
|1992||Established the Komaki Distribution Center.|
|1997||<50th anniversary of incorporation.>|
|1998||Established JUJI FIELD INC., a sales company of bio-related materials and laboratory instruments.|
|2002||<100th anniversary of the start of business>|
|2003||Obtained the ISO 14001 certification.|
|2008||Published the company history "100 years of Iwata Shokai".|
|2014||Relocated Tokyo Branch from Minato ward to Chuo Ward, Tokyo.|
|2016||Acquired the stocks of TOSC JAPAN LTD.|
|2017||Established a local corporation in Thailand.|
|2018||Relocated Osaka Branch from Kita ward to Chuo Ward, Osaka.
TOSC JAPAN LTD. Merged with JUJI FIELD INC, to newly establish TOSC JAPAN LTD.
|2019||Established a new company "Seibu Co., Ltd."|