The company was founded in March 2015 by ex-
Genco producer Nobuhiro Osawa with the objective of being a production and planning company for anime. In July 2016, the company announced that it was collaborating with light novel author
Reki Kawahara, anime scriptwriter
Ichiro Okouchi, and anime director
Akiyuki Shinbo to expand the company business for planning, production and animating anime projects. It also joined forces with Straight Edge of Kazuma Miki, Kadokawa's former Dengeki Bunko Editor-in-Chief. Due to the collaboration, Kawahara, Okouchi, and Shinbo all became shareholders of Egg Firm. In February 2026,
Aniplex acquired Egg Firm as a wholly owned subsidiary. ==Works==