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