Yeah; like wierdcandy said, her name is Mimmy. She looks just like her sister but her bow's on the opposite side. They were born November 1st. Sanrio has great character bios on their website, if u wanna know more.
Yes,you can tell which one it is because hello kitty has a bow on the right side and Mimmy has it on the left side I have a whole book of hello kitty it costed forty dollars this is a picture of it.... it comes with stickers and a hello kitty airplane menu and a hello kitty overhemd, shirt tattoo