From version 2 of the Gokaiger thread:
I agree with both of you & know how you feel. But Toei has to wind up cutting down on the tribute episodes a little somehow, since this may be a 48 to a 50 episode season.
Maybe you three shouldn't take everything off of /m/ as holy writ. None of the subs that have been released seem to agree with this pov.
It seems it was 5 powers from the movie as we originally guessed.