- Be victorious in one match to win tournament
At the main menu, press O, Left, O, Right, O, Up, O, Down. If you entered the code correctly, you will hear a sound.

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

- Guitar racket
Overcome Duke or King in a SPT final to unlock the Guitar racket.

- 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.

- Wooden racket
Be victorious in King Of Players mode to unlock the Wooden racket.

- 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.

- Play as King
Select Tournament mode and win a Singles match with a 'D' or worse rank. You will then get challenged by King. Overcome 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.

- All gear
At the main menu, press Left, Right, O, Left, Right, O, Up, Down to unlock all gear. If you entered the code correctly, you will hear a sound.

- Frying Pan racket
Get three strikes sequentially in the Pin Crusher mini-game to unlock the Frying Pan 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.

- Play as Duke
Select Tournament mode and win a Singles match with a 'C' or better rank. You will then get challenged by Duke. Overcome 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.