Originally Posted by mcg1000
If you are a family and are staying in Tokyo for more than a couple of days you may wish to consider one of the many serviced apartments (for example
http://www.oakwoodtokyo.com/) in the city. They are much bigger than hotel rooms and relatively centrally located.
Oakwood won't rent you for less than an initial two weeks. Once you are in there, you can negotiate additional weeks. And it ain't cheap. Their cheapest property is about 15,000 a night for a studio room the size of a decent hotel room in the US.