History
- 1991/05
- Company established.
- 1993/09
- Release of animation production software, RETAS!PRO Ver.1.
- 1997/02
- Toei Animation starts digitizing their TV series animation movies with RETAS!PRO.
- 1999/12
- RETAS!PRO wins Animation Magazine's (USA) "Golden Pixie Award (the news traditional animation category) 1999".
- 2001/08
- Release of manga production software, ComicStudio Ver.1.0.
- 2003/11
- ComicSurfing is used as the comic viewer in the first ever online comic service offered by au KDDI.
- 2004/01
- RETAS!PRO wins "Minister of Economy, Trade and Industry Award" in 18th Digital Content Grand Prix.
- 2005/01
- ComicStudioEX Ver.3.0 wins "Minister of Economy, Trade and Industry Award" in 19th Digital Content Grand Prix.
- 2006/02
- Overseas release of the English version of ComicStudio - MangaStudio.
- 2006/12
- Company's stock listed on the Nagoya Stock Exchange Centrex market.
- 2009/04
- Release of color painting and illustration tool “IllustStudio Download Edition”.
- 2010/03
- BookSurfing (BS Reader), our general ebook viewer, is used by 1000 sites.
- 2010/11
- CELSYS,Inc. delisted from the second section of Tokyo Stock Exchange to establish ArtSpark Holdings Inc. by share transfer.
- 2012/04
- ArtSpark Holdings Inc. established by CELSYS,Inc. and HI CORPORATION.
- 2012/05
- Painting software for illustrations and manga, Clip Studio Paint, released by CELSYS.
- 2012/07
- New joint corporation, UNICORN, is established in China.
- 2013/09
- Clip Studio Paint becomes available worldwide.
- 2015/01
- Clip Studio Paint wins 1st in the graphics software section of the BCN AWARDS 2015 (and has placed four times until 2019).
- 2015/03
- Clip Studio Paint reaches 1 million creators worldwide.
- 2015/10
- Addition of animation features to Clip Studio Paint.
- 2016/12
- Material distribution service, Clip Studio ASSETS, launched worldwide.
- 2017/11
- Clip Studio Paint EX for iPad simultaneously released worldwide.
- 2017/12
- Registered creators to Clip Studio, the creative support service, exceeds 1,000,000
- 2018/09
- Launch of e-book solution, Clip Studio Reader.
- 2019/12
- Clip Studio Paint for iPhone simultaneously released worldwide.
- 2020/08
- Clip Studio Paint for Galaxy simultaneously released worldwide.
- 2020/12
- Simultaneous worldwide release of the Android and Chromebook versions of Clip Studio Paint.
- 2021/12
- Clip Studio Paint reaches 10 million creators worldwide.
- 2022/06
- &DC3, Inc. is established as a subsidiary and launches the content distribution solution, DC3.
- 2022/09
- Merger between CELSYS, Inc. and ArtSpark Holdings Inc.
- 2024/09
- Changed market classification to Tokyo Stock Exchange Prime Market.