Here is the full list of all 53 Atelier Rorona: The Alchemist of Arland trophies - there are 42 bronze, 8 silver, 2 gold and 1 platinum.
Obtained after getting all other trophies.
Obtained after clearing the 1st assignment.
Obtained after clearing the 2nd assignment.
Obtained after clearing the 3rd assignment.
Obtained after clearing the 4th assignment.
Obtained after clearing the 5th assignment.
Obtained after clearing the 6th assignment.
Obtained after clearing the 7th assignment.
Obtained after clearing the 8th assignment.
Obtained after clearing the 9th assignment.
Obtained after clearing the 10th assignment.
Obtained after clearing the 11th assignment.
Obtained after clearing the last assignment.
Obtained after the event where the workshop is passed down to Rorona.
Obtained after the first Lionela event.
Obtained after the first Tantris event.
Obtained after the first Pamela event.
Obtained after the event where Rorona and Cordelia make up.
Obtained after the event where Sterk gets injured.
Obtained after the event where Rorona helps out Iksel.
Obtained after the event where the puppets get fixed.
Obtained after the event where Rorona and Tantris play music together.
Obtained after the event where Gio slices up a monster.
Obtained after the event with Hom and the kitten.
Obtained after the event with a drunken Tiffani.
Obtained after the event where Rorona goes to the lake with everyone.
Obtained by seeing the True Ending image.
Obtained by seeing the Cordelia Ending image.
Obtained by seeing the Gio Ending image.
Obtained by seeing the Astrid Ending image.
Obtained by seeing the Good Ending image.
Obtained by seeing the Iksel Ending image.
Obtained by seeing the Sterk Ending image.
Obtained by seeing the Normal Ending image.
Obtained by seeing the Lionela Ending image.
Obtained by seeing the Tantris Ending image.
Obtained by seeing the Pie Shop Ending image.
Obtained by seeing the Adventurer Ending image.
Obtained by seeing the Rich Ending image.
Obtained by seeing the Bad Ending.
Obtained by earning a Game Over.
Obtained by collecting all Monster Info.
Obtained by collecting all Item Info.
Obtained by reaching Adventurer Level 50.
Obtained by reaching Alchemy Level 50.
Obtained by reaching Hom Level 50.
Obtained by reaching Trust Level 100.
Obtained by reaching Friendship Level 100 with everyone.
Obtained by winning the Cabbage Festival contest.
Obtained by winning the Martial Contest.
Obtained by defeating one of the dragons.
Obtained by defeating a demon at Night's Domain.
Obtained by defeating Iron Giant at Orthogalaxen.