[prashant]

# All courts

At the main menu, press Up(2), Down(2), Left, Right, Left, Right to unlock all courts. If you entered the code correctly, you will hear a sound.
# All gear

At the main menu, press Left, Right, Circle, Left, Right, Circle, Up, Down to unlock all gear. If you entered the code correctly, you will hear a sound.
# Play as King and Duke

At the main menu, press Up(2), Down(2), Left, Right, L1, R1 to unlock King and Duke. If you entered the code correctly, you will hear a sound.
# Win one match to win tournament

At the main menu, press Circle, Left, Circle, Right, Circle, Up, Circle, Down. If you entered the code correctly, you will hear a sound.
# Play as Duke

Select Tournament mode and win a Singles match with a "C" or better rank. You will then get challenged by Duke. Defeat Duke to unlock him as a playable character. To easily play against him, set the options to 1 set and 1 game, and the difficulty to Easy. Play a Singles match and do very good by getting A's and B's to get a challenge from Duke.
# Play as King

Select Tournament mode and win a Singles match with a "D" or worse rank. You will then get challenged by King. Defeat King to unlock him as a playable character. To easily play against him, set the options to 1 set and 1 game, and the difficulty to Easy. Play a Singles match and do very bad by getting C's and E's to get a challenge from King.
# Frying Pan racket

Get three strikes in a row in the Pin Crusher mini-game to unlock the Frying Pan racket.
# Guitar racket

Defeat Duke or King in a SPT final to unlock the Guitar racket.
# Tambourine racket

Make a total of 100 lob shots to unlock the Tambourine racket.
# Wooden racket

Win King Of Players mode to unlock the Wooden racket.
# Quick Volley skill increase

In Career mode, play the "Defend The Prize" mini-game repeatedly. Choose one prize and stand in front of it (ignore the others). Simply defend that one prize to easily win the mini-game every time and be able to increase your Volley skill as quickly as desired.