Honestly I'm tempted to go in October.
Yeah, I know it's a silly reason to go JUST for that. I've heard from all my friends that there's much more to see in Japan. But come on...a 1/1 scale VF-25? That's win.
BTW. The new M: DYRL PV is out...and it looks gorgeous.
http://www.youtube.com/watch?v=QunV9fiwtoE