hmm....
I think mini might be good for you...can be kind of dancy though.
Would def look into eiko shimamiya

lol (like "O" or later for starters I think)
I also recommend...emi hinouchi's "ME..." for r&B/pop ...and if you're into house/retro stuff...SAWA's "Welcome to Sa World" , MAI (Ruppina), and Lena Fujii.
lol I'm so biased~
If you want some experimental stuff, try out audio safari and ten to sen
/endshamelesspromotionofawesomepeople