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