Here is the full list of all 20 Paper Bride achievements.
Clear Chapter I
Use the steelyard to raise the red veil.
See Moqi's parents by the door.
Clear Prologue
Clear Chapter II
Clear Chapter III
Clear Chapter IV
Clear Chapter V
Clear the game.
Obtain the old photo.
Solve the puzzle on the wall in chapter II without skipping.
Place the correct items in the temple on the hills.
Realize the old man's dying wishes.
Solve the knocking puzzle in chapter III without skipping.
Make the cooked sticky cake.
Solve the Ghost Mansion of the South puzzle without skipping.
Figure out the mask password without any hints.
Complete the final conjuring ritual without skipping.
Clear the game without any hints or skipping.
Solve the Pentomino in chapter V without skipping.