History
- November 1953
- Established DAIICHI SEKKEN Co., Ltd. with capital of 1 million yen (Osaka, Japan)
Began production of cosmetic soap, solid laundry soap, and other products - February 1961
- Business alliance with general trading company TOMEN Corporation (Current Toyota Tsusho Corporation)
Capital increased to 9 million yen
Started production of alkylbenzene synthetic detergents by spray dryer - August 1965
- Acquired Fukuoka Factory of Nikka Soap Co.
Started production of synthetic detergents as the Kitakyushu Factory. - September 1974
- Capital increased from 36 million yen to 72 million yen
Installed liquid synthetic detergent manufacturing equipment at Kitakyushu Factory - December 1977
- Consolidation of production to Kitakyushu Factory and sale of Osaka Factory to Osaka City
- February 1979
- Concluded a technology introduction agreement with Henkel of West Germany and started production and sales of phosphorus-free synthetic detergents
- Jun 1983
- Started operations at the Gunma Factory

- October 1984
- Relocated the head office from Osaka to the current location
- November 1987
- Started sales of compact laundry detergent
- March 1995
- Expansion and rationalization of liquid synthetic detergent production facilities
- December 1996
- Joined Planet Inc.
- October 1998
- Established current DAIICHI SEKKEN Co., Ltd.
- October 2001
- Started PET Bottle Blow Molding
- May 2002
- Obtained Manufacturer of Cosmetics License (Gunma Factory)
- January 2005
- Obtained Manufacturer of Quasi-drugs License (Gunma Factory)
- April 2005
- Obtained Manufacturer and Sales of Cosmetics License and Manufacturer and Sales of Quasi-drugs License in accordance with the revised pharmaceutical affairs law (Gunma Factory)
- October 2005
- Absorbed and merged DAIICHI SEKKEN Nishinihon Co.,Ltd, a former subsidiary (Capital: 100 million yen)
- January 2007
- Obtained ISO14001 certification (Head Office)
- February 2007
- Obtained ISO14001 certification (Fukuoka Factory)
- August 2012
- Started operations at New Fukuoka Factory (moved to Nishiminato-cho)
- Jun 2013
- Obtained Manufacturer and Sales of Cosmetics License and Manufacturer and Sales of Quasi-drugs License (New Fukuoka Factory)
- March 2015
- Completed construction of factories for manufacturing Detergent Powder and Molding Bottles (New Fukuoka Factory)
- November 2015
- Completed Toyota Tsusho TPS Activity (Cost Reduction and Improvement) Phase-1 (Fukuoka Factory)
- May 2016
- Opened Tokyo and Osaka offices
- Jun 2016
- Started Toyota Tsusho TPS Activity (Cost Reduction and Improvement) Phase-2 (Fukuoka Factory)