Here is the full list of all 40 ToriDori achievements.
You found 100 differences.
Done!
Complete the first diorama of two pieces.
Click past differences 10 times.
You found 50 differences.
You have used 1 clue
You found 10 differences.
Complete the first diorama of one piece.
Go through one location without hints.
Take the training.
Find one difference.
You found 200 differences.
You found 300 differences.
You found all the differences.
Complete the first diorama of four pieces.
Complete the game.
Make more than 100 wrong clicks.
Take a walk around captain's cabin.
Pet the cat in the captain's cabin.
You have used 5 clue
You have used 10 clue