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