Puyo Pop Fever
Play as Popoi:
Complete the WakuWaku course under the normal difficulty setting.
Play as Carbunkle:
Play in HaraHara mode. Get less than four or more than twelve fevers without contining. Alternately, complete the game a number of continues that is a multiple of 7.
Hold X + Circle + Square + Triangle and press Start during game play to return to the main menu.
Thanks to Revolution reader haraharakirikiri!