Here is the full list of all 53 Atelier Escha & Logy: Alchemists of the Dusk Sky trophies - there are 42 bronze, 8 silver, 2 gold and 1 platinum.
All trophies acquired.
Saw the complete men's association.
Fulfilled an important promise.
Completed Logy's story.
Reached combat level 99. Are there any worthy foes left?
Stopped Flameu after she released her true power.
Like Son
Encountered Katla and Harry's fateful meeting.
Saw the complete girl's association.
Helped Threia with her research.
Saw an unexpected side of Threia and Marion.
Learned Logy was greatly injured in a past accident.
Started Logy's story.
Decided to work with Linca and Marion in the development team.
Medicine Woman
Went on a search for treasure with Reyfer and Harry.
Journeyed to the Ends of the Earth with Awin.
Escha saw Logy off with a smile.
Completed Escha's story.
Reached alchemy level 50. You're now an expert!
Destroyed the giant device used by a girl.
Saved the girl's soul bound to Geosis.
Read a difficult reference book with Lucille.
Dragon King
Watched Linca's reunion.
Defeated the giant alchemic creature in the Unexplored Ruins
Witnessed Micie's elegant shopping.
Participated in Duke's eating contest.
Saw the "Ends of the Earth" with Awin.
Fell victim to a classic ruins trap with Reyfer.
Cleared and reported 9th term assignment.
Completed a true airship.
Cleared and reported 8th term assignment.
Gathered lithograph fragments
Built a basic airship.
Logy retook his dreams with Escha's support.
Cleared and reported 7th term assignment.
Cleared and reported 6th term assignment.
You're Halfway There
Destroyed the Slag guarding the ruins interior.
Watched Duke and Colland's manly struggle.
Harvested apples with Nio and Clone.
Planned for the future with the development team.
Cleared and reported 4th term assignment.
Eliminated the behemoth living at the water spring.
Witnessed the twilight survival instinct of Escha.
Cleared and reported 3rd term assignment.
Acquired a worn down air balloon. You became an alchemist of the sky…maybe.
Cleared and reported 2nd term assignment.
Found out that Wilbell is a real magician.
Cleared and reported 1st term assignment.
Escha and Logy's new life begins.
Started Escha's story.