Origins and Future of S-Pool
- December 1999
- S-Pool, Inc. is established in Takadanobaba, Shinjuku-ku, Tokyo
- August 2002
- S-Pool moves its head office to Nihonbashi, Chuo-ku, Tokyo
- June 2003
- S-Pool Marketing, Inc. is established (liquidated in May 2016)
- July 2005
- Pascal, Inc. is established
- February 2006
- S-Pool is listed on Osaka Stock Exchange Nippon New Market [Hercules]
- April 2006
- S-Pool Research Institute, Inc. is established (Renamed Work Happiness, Inc. )
- August 2008
- Pascal, Inc. renamed as GIM Inc.
- October 2008
- GIM Inc. takes over the system development contract business
- December 2009
- S-Pool Human Solutions, Inc. is established (Wholly owned subsidiary)
- June 2010
- Work Happiness Farm, Inc. is established (Wholly owned subsidiary)
- October 2010
- Listed on the JASDAQ (Standard) market of the Osaka Securities Exchange following market consolidation
- February 2011
- S-Pool Research Institute, Inc. is excluded from consolidation due to transfer of shares
- August 2011
- S-POOL BANGKOK CO., LTD. is established (liquidated in August 2017)
- September 2011
- GIM Inc. is excluded from consolidation due to transfer of shares
- February 2013
- Work Happiness Farm, Inc. renamed as S-Pool Plus, Inc.
- July 2013
- With the integration of Tokyo Stock Exchange and Osaka Stock Exchange,
S-Pool is listed on the JASDAQ (Standard) market of Tokyo Stock Exchange
- December 2013
- S-Pool Logistics, Inc. is established (Wholly owned subsidiary)
- November 2014
- S-Pool Sales Support, Inc. is established (Wholly owned subsidiary)
- February 2015
- S-Pool Engineering, Inc. is established (liquidated in June 2018)
- August 2015
- S-Pool moves its head office to Sotokanda, Chiyoda-ku, Tokyo
- February 2019
- Market change to the Tokyo Stock Exchange Second Section
- July 2019
- Market change to the Tokyo Stock Exchange First Section
- December 2019
- S-Pool Link, Inc. is established (Wholly owned subsidiary)
Acquisition of shares of Shipeee Taiwan inc. (Consolidated subsidiary)
- June 2020
- Acquisition of shares of Blue dot green Inc.（Currently wholly owned subsidiary）
- December 2021
- S-Pool Glocal, Inc. is established (Wholly owned subsidiary)
- April 2022
- Moved to the Prime market of Tokyo Stock Exchange
- March 2024
- Blue dot green Inc. renamed as S-Pool Blue Dot Green, Inc.
- June 2024
- S-Pool Bridge, Inc. is established (Wholly owned subsidiary)