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