| Sanzigen | |
| Native Name: | 株式会社サンジゲン |
| Native Name Lang: | ja |
| Romanized Name: | Kabushiki-gaisha Sanjigen |
| Type: | Kabushiki-gaisha |
| Hq Location City: | Suginami, Tokyo |
| Hq Location Country: | Japan |
| Area Served: | Worldwide |
| Industry: | CGI animation studio |
| Num Employees: | 320 (as of June 2022)[1] |
| Owner: | Ultra Super Pictures (75.4%) Hiroaki Matsuura (16.4%) Bushiroad (8.2%) |
| Subsid: | eDITz (2013–) |
| Divisions: | Sanzigen Photography Department |
| Homepage: | sanzigen.co.jp |
is a Japanese animation studio specializing in CGI animation. The studio was founded in 2003, later becoming formally incorporated in 2006 by former employees of Gonzo, and has contributed to various anime series and films.[2] Its name is derived from the Japanese word for . Sanzigen joined the Japanese joint holding company Ultra Super Pictures with studios Ordet and Trigger, that would later be joined by Liden Films.
On 13 December 2019, Bushiroad announced that it had acquired 8.2% of Sanzigen. Ultra Super Pictures now owns 75.4% of Sanzigen and studio president Hiroaki Matsuura owns 16.4% of the company.[3]
On 10 February 2020, it was announced that Sanzigen had formed a partnership with Millepensee to form a new CG studio IXIXI.[4]