Here is the full list of all 48 Atelier Sophie 2: The Alchemist of the Mysterious Dream achievements.
Unlocked all achievements.
Witnessed the end of a dream.
Defeated Frenzied Elvira on Very Hard difficulty or higher.
Saved Elvira from the Groll.
Devised all possible recipes.
Journeyed through Elvira's memories.
Reached the maximum Alchemy Level with both Sophie and Plachta.
Defeated powerful enemies haunted by nightmares in all regions.
Defeated all giant enemies.
Made a promise with Plachta.
Created an item with 999 quality.
Dealt over 99999 in damage with a single attack.
Helped Diebold reclaim his oath of knighthood.
Unleashed all Dual Triggers.
Beheld the withering of the Dream Tree.
Reached the maximum Battle Level.
Obtained all catalysts.
Reached the maximum Adventurer Grade.
Assisted Kati in helping a child in Roytale.
Received a priceless gift from Alette.
Learned about Ramizel's newfound dream.
Learned about Olias's family.
Gave Pirka a pendant to stave off sleepiness.
Marveled at Gnome's artistic skill.
Harvested crops grown from every variety of seeds and in every greenhouse environment at least once.
Activated all Assist Skills at least once.
Conducted an extensive barrel inspection.
Defeated the Zmei.
Obtained all weather control tools.
Encountered a shadow from Diebold's past.
Played Major Gathering mini-games with all of the gathering tools.
Saw Plachta accept a position of authority.
Found Plachta's soul.
Raised the Adventurer Grade.
Spent over 100,000 Cole at Pirka's shop.
Broke an aura 30 times.
Agreed to help Elvira.
Activated the effects of talismans 15 times.
Defeated one giant enemy.
Met Ramizel.
Achieved Super Success more than 10 times.
Learned a Bonus Skill for the first time.
Changed the weather.
Synthesized an item with Plachta for the first time.
Played a Major Gathering mini-game using any of the gathering tools.
Devised a new recipe.
Synthesized an item with Sophie for the first time.
Arrived in Erde Wiege.