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