Virtua Tennis 3
- 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.