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