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