Kita is a definite yes, but beyond that I'm not sure.
I'm going to do my level best to make it to more this year.
October Expo (If I make it)
Rapunzel - Finale Dress - Tangled - Ball (If there is one. Half a day if there isn't)
Pinkie Pie - Galloping Gala Gijinka - My Little Pony: Friendship is Magic - Parties
Aperture Science Test Subject OR GLaDOS - orange jumpsuit/humanised - Portal - Day unconfirmed
Tulio - Normal - Road to Eldorado - Day unconfirmed
Cornelia - R2 variant - Code Geass - Day unconfirmed
(May be for expo, Kita or somewhere in between)
Hikaru OR Kaoru - Cheshire Cat costume - Ouran High School Host Club