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