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