Here is the full list of all 41 Danganronpa V3: Killing Harmony (EU) trophies - there are 26 bronze, 10 silver, 4 gold and 1 platinum.
Acquire all trophies.
Unlock the entire gallery.
Complete the Ultimate Talent Development Plan with every student, regardless of rarity.
Reach the true ending in "Love Across the Universe."
Collect every present.
Achieve the highest level bond with everyone.
Achieve the maximum level.
Take every alternate route in a Nonstop Debate.
Achieved an S-Rank on Mean difficulty in TREASURE HUNTER! MONOLITH.
Find every hidden Monokuma.
Defeat the hidden boss in Despair Dungeon: Monokuma's Test.
Obtain all the Ultimate cards.
Clear Despair Dungeon: Monokuma's Test.
Clear the final exam of the Ultimate Talent Development Plan.
Defeat the first boss of Despair Dungeon: Monokuma's Test.
Use the Love Key to spend the night with a student.
Complete the Ultimate Talent Development Plan with one student.
Clear Chapter 6.
Attend the final class trial.
Clear Chapter 5.
Learn the truth of the outside world.
Achieved an S-Rank on Mean difficulty in OUTLAW RUN.
Achieved an S-Rank on Mean difficulty in SALMON FISHING.
Own more than 10,000 casino coins.
Slap around objects at least 1,000 times.
Clear Chapter 4.
Enter the Virtual World.
Clear Chapter 3.
Shoot down over 500 white noise.
Conduct the seance.
Get all 7s on the MonoMono Slots.
Clear Chapter 2.
Take an alternate route during the Nonstop Debate.
Achieve the highest level bond with someone.
Unlock new areas inside the academy.
Clear Chapter 1.
Present false evidence.
Perform a V-Refute, V-Agree, and V-Lie.
Refute an argument.
Find a hidden Monokuma.
Clear the prologue.