Actually around the Mt. Fuji, there's a big area with different theme parks. Here's another one:
http://www.fuji-q.com/
So you've to decide which one to go and stay around that area. It's not so convenience to travel from one to the other coz transportation not easy, local Japanese they drive around.
HM is only 21/2? If so inside Tokyo might be easier. I've a collection of Tokyo 自由行 info, you can PM me you contact if need it.
契媽,
if for me, i'll stay at keio plaza for the 1st & 2nd nights, then take the hotel free shuttle to disney and stay at the disney resort for the 3rd & 4th nights. you know, disney should always be the highlight :mrgreen: more importantly, it's easier to ask hotel to reserve seats from keio to disney than vice versa (i guess).
yes, all are mechnical games, and mainly driving car