1 - Choose the heart thing on the top right corner of your menu.
2 - Select PC
3 - Go to Tamatown and type in the code (on the v4) and your username (no need to remember code)
4 - DO NOT TOUCH YOUR TAMATOY while in TamaTown.
5 - When you are done in Tamatown, log out in the bottom right corner and punch in the code (press the center button of your v4)(select numbers/letters) .