Here is the full list of all 40 ToriDori achievements.
Pet the cat in the captain's cabin.
Take a walk around captain's cabin.
You found all the differences.
Complete the game.
Done!
You found 300 differences.
Complete the first diorama of four pieces.
You found 200 differences.
You found 100 differences.
You have used 10 clue
Complete the first diorama of two pieces.
You have used 5 clue
You found 50 differences.
You have used 1 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.
Find one difference.
Take the training.