Alternate costumes:
Hold L1 or R1 and select a character at the selection
screen.


Play as King or Queen:
Win all matches without using any continues. If using a male character,
you will face King. Otherwise, you will face Queen. Defeat them
to unlock them as playable characters.

Special rackets:
In the world tour mode, defeat opponents in level 3 and higher
without losing a set. If you win a straight set you will get a
special racket in every championship that you won.
To unlock the Alien Force racket complete Alien Force Volley training
level 4.
To unlock the Tank racket complete Tank training level 4.
To unlock the Bull's Eye racket, complete Bull's Eye Training
level 4.
To unlock the Prize Sniper racket, complete Prize Sniper Training
level 4.
To unlock the Head i.Radical OS racket, win the Head International
Women's Single Tournament in world tour mode without losing any
games.
To unlock the Head IS18 Chip System racket, win the Head International
Men's Doubles Tournament in world tour mode without losing any
games.

King's Court:
King's Court will be unlocked if you defeat King and Queen (mixed
double) level 5 in world tour mode. This level 5 will only be
available if you won the mixed double match in level 4. These
both matches will be in December.

Level 5 super exhibition match:
Have both your male and female players at second rank
or higher. A level 5 super exhibition match will be scheduled
during the fourth week of December.