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