- Development Hell:
- The Evangelion movie they, ADV Films and WETA were supposed to make.
- They were also supposedly working on some other Gurren Lagann projects which ended up in Development Hell.
- Still nothing beats Aoki Uru, a planned sequel to the Royal Space Force: The Wings of Honnêamise, which supposedly started initial pre-production back in 1988. So far the only output from this project seems to be a brief scenario draft and the couple of (admittedly spectacular) artbooks by Yoshiyuki Sadamoto. They still reportedly plan to make it somewhere in the future.
- Fan Nickname: The Gainax Pose, which is where the giant robot arms from Gunbuster and Die Buster are crossed in a Badass way (given a Shout-Out in Gurren Lagann with the Super Galaxy Gurren Lagann).
- Playing Against Type: Out of all the Japanese animation studios available to adapt the Hanamaru Kindergarten manga into a TV show, the choice of Gainax comes as something of a surprise. Then again, does Gainax even have a type? Even considering their most popular creations, it's very hard to find an overarching theme. Blurring the line between Deconstruction and Reconstruction, somewhat thoughtful explorations of human nature, and tons and tons of big breasted women running, really tons of sexual humor in general. The fact that Gainax would adapt Hanamaru Kindergarten is itself Gainaxian.
- Promoted Fanboy: The studio was founded by a bunch of young anime fans.
- Trope Namer: Studio Gainax is responsible for the following: