On Fri, 22 Aug 1997, Jeanne Hedge wrote:

I think the ultimate headache of "what's canon" has to be Patlabor. The
TV series, the manga series, the OAV series, and each of the 2
movies....  which of 5 different universes do you want to call canon?
Yet they were all developed by the same team, and so could all be
legitimately considered canon. 

The simple, and only possible answer is all of them.


Just not at the same time.