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.
Be trolled by the roulette going back.
Make Xiang rich.
Mariano's relationship problems.
Correctly answer all the questions of a trivia game.
A character died.
Lose a game of trivia.
Win Hector's wish.
Make Nikola and Lariat go on a date.
Win a game of trivia.
Be mentioned in the credits.
Finish the game twice.
Win all of Ava's wishes in one timeline.
Turn Sebastian into a master chef.
Change Shakespeare's ending.
Win both Kony's and Oliver's wish.