By Shojo, do you mean an anime girl or a character from an anime aimed at girls? I think I'll play it safe and put Belarus and Hungary from Hetalia. Prussia and Russia had better run. NOW.
So Many >.< My Favorite Shoujo anime chraracter right now is Ichigo-chan from Tokyo Mew Mew..even though I love almost every character from the anime..also Usagi/Sailor Moon,Hotaru/Sailor Saturn from Sailor Moon,Misa-chan from Kaichou wa Maid-Sama!Tohru-chan,Kyo-kun and Shigure-sama from Fruits Basket..and much more X3