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