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