Unlock all extras:
Type 5TNEPO as your name.

Unlock Autumn Pagoda course:
Get enough stars to reach the Beginner rank in challenge mode.

Unlock Golden Desert course:
Get enough stars to reach the Senior rank in challenge mode.

Unlock Dino Park course:
Get enough stars to reach Silver rank in challenge mode.

Unlock Olive Coast course:
Get enough stars to reach the Mid-Rank rank in challenge mode.

Unlock Royal & Links course:
Get enough stars to reach the Grand rank in challenge mode.

Unlock Alia:
Beat Alia when you reach the Beginner level in a challenge mode versus match.

Unlock CJ:
Beat CJ when you reach the Senior level in a challenge mode versus match.

Unlock Holly:
Beat Holly when you reach the Silver level in a challenge mode versus match.

Unlock Julie:
Beat Julie when you reach the Mid Rank level in a challenge mode versus match.

Unlock Logan:
Beat Logan when you reach the Bronze level in a challenge mode versus match.

Unlock Patricia:
Beat Patricia when you reach the Grand level in a challenge mode versus match.

Unlock Roger:
Beat Roger when you reach the Gold level in a challenge mode versus match.

Unlock Shu:
Beat Shu when you reach the Novice level in a challenge mode versus match.

Unlock Manual replay option:
Get enough stars to reach the Senior rank in challenge mode.

Easy challenge mode:
Keep losing matches intentionally in challenge mode to unlock an easy difficulty
setting in the challenge mode options.

Extra loyalty level:
Get a Super Win by winning a called game by -3 to get five instead of four loyalty
levels.

Easy loyalty points:
Choose match play in challenge mode. Press Select + Start to give up on your
turn. Do this for three matches and intentionally lose. You will still get loyalty
points. Repeat this to get the maximum amount of loyalty for the character.

Taunt opponent:
Press any button during your opponent's turn in match play mode.

Stop ball faster or make it roll farther:
Repeatedly press Down to stop the ball faster or Up to make it go faster.

See Patricia's underwear:
Choose Patricia and select a skirt. After getting an eagle she will do her thing with
the post. Move the view to an angle where it is like at the lower corner.

Unlock Medals:
Unlockable - How to Unlock
Medal 1: Reach HSG Star rank.
Medal 2: Reach Platinum rank in challenge mode.
Medal 3: Unlock all characters.
Medal 4: Get maximum Loyalty Hearts with all characters.
Medal 5: Finish the Putting challenge and Challenge mode.
Medal 6: Get a hole-in-one.
Medal 7: Get a Double Eagle on a par 5 course.
Medal 8: Sink the ball by hitting the pin.
Medal 9: Sink the ball with Super Topspin.
Medal 10: Sink the ball with Super Backspin.
Medal 11: Sink the ball with a Spiral Ball.
Medal 12: Sink the ball with a 60 yard putt.