At the Course Selection screen highlight a course then hold L1 L2 and press X.
While playing with 2 or more players press Triangle Square Circle X on the other controller.
When choosing a golfer press L1 R1 X while choosing a golfer.
Change Clothes Color of a Girl you see During Main Menu
At the Title screen and while the Title is bouncing press Triangle Square X.
Access All Character and Courses
At the Title screen and while the Title is bouncing hold L1 L2 R1 R2 and press Up Up Down Up Left Right Right Left Left using Controller Two. If done correctly you will hear a sound.