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