Hold L and press Up, Down, Left, Down, Triangle, Triangle, Triangle at the main menu. A sound will confirm correct code entry. Repeat the code to disable its effect.
All stadiums
Hold L and press Up, Down, Left, Right, Square, Square, Square at the main menu. A sound will confirm correct code entry. Repeat the code to disable its effect.
All racquets and outfits
Hold L and press Right, Left, Right, Right, Up, Up, Up at the main menu. A sound will confirm correct code entry. Repeat the code to disable its effect.
Play as King and Queen
Hold L and press Up, Down, Up, Down, Square, Triangle, Square at the main menu. A sound will confirm correct code entry. Repeat the code to disable its effect. Alternately, defeat King or Queen in Singles, Doubles or Mixed Doubles in Tournament mode to unlock the corresponding character.
Sepia graphics
Hold L and press Up, Down, Left, Right, Left, Left, Left at the main menu in the European version of the game. A sound will confirm correct code entry. Repeat the code to disable its effect.
$2,000 per week in World Tour mode
Hold L and press Up, Down, Right, Down, Triangle, Square, Triangle at the main menu. A sound will confirm correct code entry. Repeat the code to disable its effect.
Cheats submited by Leroy on July 21, 2006