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