Here is the full list of all 16 Majotori achievements. It takes around 4-5 hours to unlock all of the achievements on Windows.
Make Nikola and Lariat go on a date.
Finish the game twice.
Win both Kony's and Oliver's wish.
Change Shakespeare's ending.
Mariano's relationship problems.
Win all of Ava's wishes in one timeline.
Finish the game.
Be mentioned in the credits.
Correctly answer all the questions of a trivia game.
Make Xiang rich.
A character died.
Turn Sebastian into a master chef.
Win Hector's wish.
Be trolled by the roulette going back.
Lose a game of trivia.
Win a game of trivia.