Here is the full list of all 49 Atelier Ryza 2: Lost Legends & the Secret Fairy achievements.
Unlocked All Achievements.
Activated all Core Drives.
Unleashed all Fatal Drives.
Obtained all decoration accessories.
Obtained all decoration items.
Completed all ruins in the Exploration Diary.
Collected all Ruin Fragments and Memory Vestiges.
Defeated the Last Sentinel.
Unlocked a Core Element.
Obtained an everlasting treasure on a grand adventure.
Defeated the Legendary Monarch.
Completed everything on the research list.
Created a level 99 item.
Maximized the Development Level of any category.
Raised a rare Puni.
Obtained all gathering and adventure tools.
Completed all of Clifford's character events.
Completed all of Serri's character events.
Discovered the Dragonbone Valley crystal.
Completed all of Tao's character events.
Created an Evolved Item.
Used all essences.
Completed all of Zephine's character events.
Completed all of Lent's character events.
Completed all of Bos's character events.
Completed all of Dennis's character events.
Completed all of Romy's character events.
Unlocked all alchemy skills in the Skill Tree.
Discovered the Mirage Land crystal.
Completed all of Patricia's character events.
Earned max reputation with all groups.
Created an item with 999 quality.
Used an essence during synthesis.
Completed all of Klaudia's character events.
Completed all of Cassandra's character events.
Discovered the Ancient Mana Workshop crystal.
Obtained the Mana Lantern.
Discovered the Sunken City of Stars crystal.
Created an Air Drop.
Earned max reputation with any one group.
Discovered the Maiden's Catacombs crystal.
Completed first ruin in the Exploration Diary.
Found the Spirit Beast Whistle.
Defeated an enemy shrouded in darkness.
Found the Emerald Band.
Defeated a giant enemy.
Met Fi.
Synthesized an item for the first time.
Crossed the ocean and reached the continent.