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