Here is the full list of all 50 Atelier Lulua The Scion of Arland achievements.
Acquired all trophies.
Defeated the Forgotten Ruler.
Defeated the Ancient Dragon King.
Defeated Sky Ruler Edra.
Defeated Celestial Emperor Adralda.
Synthesized a Herculean Symbol.
Synthesized all recipes.
Explored 100 percent of all Gathering Spots.
Solved all hidden pages in the Alchemyriddle.
Solved all chapters in the Alchemyriddle, including the Chapter of Blank Pages.
Viewed the true ending.
Viewed the curry ending.
Viewed Rorona and Sterk's ending.
Viewed Piana's ending.
Viewed Eva's ending.
Viewed Niko's ending.
Viewed Aurel's ending.
Viewed Ficus's ending.
Viewed the normal ending.
Defeated GX3_FS2.
Met Lulua from another world.
Defeated GX3_FS.
Defeated Wind Stone.
Observed the transfer of authority to Stia.
Defeated the Machina of God.
Destroyed the magic crystal.
Rorona and Sterk made up.
Reached maximum Battle Level.
Made curry for the children of the orphanage.
Made the ultimate sword for Aurel.
Reached maximum Alchemist Level.
Rescued the children with Benon of the Black Steel.
Enjoyed a holiday with everyone.
Activated all Ultimate Attacks.
Activated all Primal Arts.
Synthesized the mementos of Rorona, Totori, and Meruru.
Received Rorona's recipe book.
Fought the Sea Guardian.
Celebrated with a party for everyone.
Met Wind Stone.
Witnessed the prayer for marine safety.
Dealt with a drunken Piana.
Successfully synthesized an item with a quality of 500 or more.
Opened Atelier Lulua.
Received help from Totori and Sterk.
Met the mysterious magician and the militia captain.
Left Arklys.
Learned that the book is named the "Alchemyriddle."
Solved the first riddle.
Conducted first synthesis.