Canon refers to certain individuals who own official status of a certain work. In Dino Girl Gauko, the cartoon produced with only Akira involvement are considered to be official canon for the Gauko universe, since Akira is apparently the sole determinant of canon in Dino Girl Gauko. This article should give a clear description of what is canon and what isn't.
Scrapped characters and prototype designs[]
Prototype designs of an existing character is not canon in the character, if we are talking about the history of the actual character.
Previous years comics[]
It would be very difficult to explain, so I'm going to susmmarize it as a Q&A.
- 2014 comics are canon? Yes and no
- 2015-2016 comics are canon? No
- 2017-2018 comics are canon? Yes and no
- 2017 pilot is canon? Yes and no
- Actual comics are canon? Yes and no