Characters...
	Umpires...
	Various Courts...

In challenge mode, defeat the character listed in a singles game to play as them.

Character	How to unlock
Big Chief	Defeat Big Chief in challenge mode.
Carol	Defeat Carol in challenge mode.
Gloria	Defeat Gloria in challenge mode.
Jun	Defeat Jun in challenge mode.
Kaito	Defeat Kaito in challenge mode.
Kent	Defeat Kent in challenge mode.
Lola	Defeat Lola in challenge mode.
Miranda	Defeat Miranda in challenge mode.
Momoka	Defeat Momoka in challenge mode.
Suzuki	Defeat Suzuki in challenge mode.
Will	Defeat Will in challenge mode.

To unlock the Umpires below win the following match.

Umpire	How to unlock
Anna	Beat Big Chief (Rock Bull) and Kent (aka Ryu) in World Class.
Kaori	Beat Kaito and Momoko in Semi-pro Class.
Robot Tennis	Beat Suzuki and Big Chief (aka Rock Bull) in Pro class.
Suzuki	Beat Cody (aka Yuki) in Beginners Class.

To unlock the following courts win the following matches.

Court	How to unlock
Aloha Beach Tennis Court	Beat Ashley (aka Yelena) in Beginners Class.
Grand Palais Indoor Court	Beat Kent (aka Ryu) and Will in Japan Class.
Miyabi Tennis Grove	Beat Cody (aka Yuki) in Semi-pro Class.
Nakagawa River Courts	Beat Jun and Ashley (aka Yelena) in Amateur Class.
Queen's Tennis Garden	Beat Carol and Gloria in World Class.
Temple of Olympia Court	Beat Momoko in Semi-pro Class.
West Prairie Tennis Court	Beat Big Chief (Rock Bull) in Pro class.
Wild Green Tennis Court	Beat Jun and JJ in Beginners Class.