Here is the full list of all 17 Little Briar Rose achievements.
Finish the game with the first prince.
Don't use hints in the second maze puzzle.
Finish the game with the second prince (Stephen).
Don't use hints in the fourth maze puzzle.
Don't use hints in the third maze puzzle.
Finish the game once.
Listen to all of Navi's advices.
Kiss the Princess with the wrong prince.
Help the Spriggan date the Fairy.
Collect every item.
Die three times in the same puzzle.
Die seven times.
Obtain a Perfect result in the cooking game.
Obtain a Perfect result in the sewing game.
Capture the Golden Fish.
Don't use hints in the first maze puzzle.
Choose the right decoration for the Gnomes' house.