Here is the full list of all 36 Lost Dimension trophies - there are 16 bronze, 15 silver, 4 gold and 1 platinum.
Witness the true ending.
Clear all quests.
Complete all quests with an S rating.
Strengthen your bond with Nagi.
Strengthen your bond with Marco.
Strengthen your bond with George.
Perform an attack with five assists.
Label someone with a red marker in the Vision screen.
Unlock all Gift abilities for a character.
Clear the final stratum.
Clear the fourth stratum.
Strengthen your bond with Yoko.
Strengthen your bond with Himeno.
Strengthen your bond with Zenji.
Strengthen your bond with Sojiro.
Strengthen your bond with Toya.
Strengthen your bond with Agito.
Strengthen your bond with Mana.
Clear the third stratum.
Clear the second stratum.
Defeat an enemy with a berserk character.
Succeed in a Deep Vision.
Use defer twenty times.
Defeat twenty enemies together with a comrade.
Clear the first stratum.
Defeat five enemies at once.
Discover a Tips file.
Create a weapon from energy with the Generator.
Unlock one Gift skill.
Score an S rating in a quest.
Clear a stage using very few turns.
Clear a quest for the first time.
Acquire all trophies.
Clear the game by erasing only traitors.
Unmask the full might of The End and defeat him.
Collect all Tips files.