Have you tried the Ninja 250? I think that is about as small as you're going to find. The only other thing is to talk to the mechanics and have them help you lower whatever you get. This can be done but you sacrifice some of the handling/corner clearance in the process. If you're a newbie though, chances are it will be a while until that becomes an issue. Tell us more, there's probably help to be had.
Keeping the "Hap" in "Happy Holidays"!
Regime change begins at home.
Blind patriotism is worse than no patriotism.