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