Complete the following tasks to unlock Vita trophy rewards.

Trophy	How to unlock
Address Collector (Bronze)	Get 30 Love Letters.
All for One (Silver)	Unlock all playable characters.
Angel Next to Me (Bronze)	Clear Chapter 1.
Angry Teens (Bronze)	Successfully perform an Upper Rush.
Beginner's Luck (Bronze)	Get a match in Panty Slots.
Casanova (Silver)	Watch every reward cutscene for 4 Queens.
Casino District Beauty (Bronze)	Clear Chapter 4.
Eternal Libido (Gold)	Get 100 Love Letters.
First Pick-up (Bronze)	Get 1 Love Letter.
First Strike (Bronze)	Defeat 1 grunt.
Gambler (Gold)	Clear all Panty Slot combinations.
Human Cannon (Bronze)	Defeat Chapter 1 boss with a finisher.
It's My First Time (Bronze)	Make one girl dazed on the appreciation screen.
King of Harlem (Gold)	Watch every reward cutscene for all Queens.
Local Fashion Leader (Bronze)	Clear Chapter 5.
Martial Artist Model (Bronze)	Clear Chapter 3 Side Story.
Miss Dangerous (Bronze)	Clear Chapter 2.
One Man Army (Silver)	Defeat a boss with an Upper Rush.
Orthodox Student Council President (Bronze)	Clear Chapter 7.
Pick-up Artist (Silver)	Get 50 Love Letters.
Power of Friendship (Bronze)	Perform a Friendship Upper Rush.
Pro Secretary (Bronze)	Clear Chapter 6.
Puppy Love (Silver)	Watch every reward cutscene for 1 Queen.
Sad Beauty (Bronze)	Clear Chapter 3.
Storm of Appreciation (Bronze)	Reach maximum (LV5) Voltage.
The U Team (Silver)	Defeat a boss with a Friendship Upper Rush.
Theme Park (Silver)	Use all map gimmicks.
Untouchable (Gold)	Clear the last Chapter without taking any damage.
We are UPPERS (Platinum)	Obtain all available trophies.
Whirlwind (Bronze)	Activate Panty Slots.
Young and Foolish (Bronze)	Perform a Rise Up.