|Dec.||1967||Daiichi Calculation Company is established with an initial capital of 1 million yen.|
|Jul.||1974||The company’s name is changed to Daiichi Computer Resource Co., Ltd. Capital is increased to 3 million yen.|
|Oct.||1980||Daiichi System Engineering Co., Ltd. separates from Daiichi Computer Resource Co., Ltd. and is established with a starting capital of 5 million yen.|
|Oct.||1984||DSE begins its design of airplanes and space appliances.|
|Apr.||1986||Capital increased to 10 million yen.|
|1987||Opened Komaki office.
Opened Atsuta office.
|Mar.||1988||Capital increased to 20 million yen.|
|Jun.||1989||Capital increased to 50 million yen.|
|Apr.||1991||Opened Oye office.|
|Apr||1998||Opened Kariya office.|
|2003||Opened Utsunomiya office.
Opened Toyota office.
|Dec.||2004||Obtained ISO9001 Quality Management System Certification|
|Sep.||2005||Head office relocated to Nishiki, Nagoya city.|
|2006||Opened Shiga office.
Capital increased to 90 million yen.
Opened Gifu office.
|Oct.||2007||Opened Meiyu office.|
|Oct.||2008||Nagoya Technology Center opened and merged with Atsuta office.|
|Aug.||2009||Nagoya Technology Center is further expanded and merged with Komaki and Toyota offices.|
|Nov.||2013||DSE takes a stake in Thai DCR Co., Ltd., Thailand.|
|Oct.||2014||Opened Komaki office.|
|Jan.||2017||Moved Komaki office.|
|Jul.||2017||Moved head office. (Merged with Nagoya Technology Center.)|