- Sep 1982
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Toshiteru Iwaya founded Nichietsu Shouji, and sold nonferrous metals and industrial chemicals with its center in Chiba Prefecture, Japan.
- Feb 1983
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Changed the name to Shinnihon Kasei, and established headquarters in Chiba City.
- Mar 1989
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Established a technology laboratory and small-lot production factory in Omaya, Ichihara City, Chiba Prefecture, Japan, and began operations there.
Also, established the Ichihara Sales Office in the same place.
- Nov 1989
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Established Shinnihon Techno Co., Ltd. (the current Pay Forward Co., Ltd.), whose main business is the manufacture and delivery of industrial chemicals.
- Jun 2002
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Relocated the Ichihara Sales Office to its current address and set up a new production factory there to expand its scale.
- Oct 2009
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Acquired ISO 9001 certification and began dealing in AdBlue®.
- Dec 2010
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Acquired VDA QMC certification and began full-scale production of AdBlue®.
- Aug 2013
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Established the Atsugi Sales Office, which became a center for AdBlue®.
- Nov 2013
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Absorbed Tsukuba Chemical Shoji Co., Ltd. and established the Tsukuba Sales Office.
- Dec 2013
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Established the Kuki Sales Office, which became a center for AdBlue®.
- Dec 2015
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Established the Nagoya Factory (for the manufacture of AdBlue®).
- Apr 2016
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Toshiteru Iwaya became chairman, and Shigeru Hirano became president.
- Aug 2016
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Established the Sendai Factory (for the manufacture of AdBlue®).
- Oct 2020
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Established the Togane Yamada Factory (for the Manufacture of AdBlue®).
- Jun 2022
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Tomohiro Iwatsuki became President and Chief Executive Officer.