Here is the full list of all 13 Hot Shots Tennis trophies - there are 9 bronze, 3 silver and 1 gold.
Return a serve that was at least 100 mph (161 km/h).
Win a Semi-Pro Class match without losing a game.
Win a match with at least two service breaks.
Earn your first win in Challenge Mode.
Win a rally over 10 hits long.
Earn an "A" grade in every training drill.
Unlock every umpire.
Unlock every court.
Unlock every playable character.
Win a World Class match without losing a game.
Have a Service Game Wins percentage over 50 with over 100 matches played.
Reach the maximum level of any training drill.
Complete all of Challenge Mode.