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