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