Here is the full list of all 41 Danganronpa V3: Killing Harmony Anniversary Edition achievements worth 1,000 gamerscore.
Obtained all achievements.
Completed the Ultimate Talent Development Plan with every student, regardless of rarity.
Achieved the maximum level.
Unlocked the entire gallery.
Reached the true ending in "Love Across the Universe."
Collected every present.
Achieved the highest level bond with everyone.
Achieved an S-Rank on Mean difficulty in TREASURE HUNTER! MONOLITH.
Obtained all the Ultimate cards.
Defeated the hidden boss in Despair Dungeon: Monokuma's Test.
Cleared the final exam of the Ultimate Talent Development Plan.
Cleared Despair Dungeon: Monokuma's Test.
Defeated the first boss of Despair Dungeon: Monokuma's Test.
Completed the Ultimate Talent Development Plan with one student.
Achieved an S-Rank on Mean difficulty in OUTLAW RUN.
Slapped around objects at least 1,000 times.
Cleared Chapter 6.
Found every hidden Monokuma.
Shot down over 500 white noise.
Attended the final class trial.
Cleared Chapter 5.
Took every alternate route in a Nonstop Debate.
Learned the truth of the outside world.
Used the Love Key to spend the night with a student.
Achieved an S-Rank on Mean difficulty in SALMON FISHING.
Owned more than 10,000 casino coins.
Cleared Chapter 4.
Entered the Virtual World.
Cleared Chapter 3.
Conducted the seance.
Cleared Chapter 2.
Achieved the highest level bond with someone.
Got all 7s on the MonoMono Slots.
Unlocked new areas inside the academy.
Cleared Chapter 1.
Took an alternate route during the Nonstop Debate.
Presented false evidence.
Performed a V-Refute, V-Agree, and V-Lie.
Found a hidden Monokuma.
Cleared the prologue.