Here is the full list of all 49 Atelier Ryza: Ever Darkness & the Secret Hideout trophies - there are 38 bronze, 7 silver, 3 gold and 1 platinum.
Write a record of one exploration.
Defeat the Noble Paladin.
Enter the Kurken Bunker.
Create the Bomb Rod.
Visit the Holy Tower of Pynnor and learn the truth.
Install the Multiplicauldron at the secret hideout.
Defeat the Shining Puni.
Help Empel regain his former strength.
Spend the night camping in the Underworld.
Install the Gathering Synthesizer at the secret hideout.
Lay eyes on the Underworld.
Learn about the history of Ryza and the others.
Create the Bug Net.
Create the Fishing Rod.
Create the Hammer.
Install a Power Reactor at the secret hideout.
Defeat the dragon at the old castle.
Build a secret hideout for everyone.
Create the Woodcutter's Axe.
Witness the rise of a strange beast.
Attend a tea party with Ryza and Klaudia.
Create the Reaper's Scythe.
Synthesize for the first time.
Visit the mainland for the first time.
Earn all trophies.
Create the Crimson Stone and save Kurken Island.
See everyone move on to chase their dreams.
Find and install all Power Reactors.
Save the goat you meet on your travels.
Help create Rasen Pudding.
Complete requests to get Peter to interview you.
Get Ryza's battle level to 50.
Become a Braver.
Activate everyone's Fatal Drive.
Get Ryza's alchemy level to 99.
Obtain all recipes.
Create an item with Item Level 99.
Obtain the Revelation Book.
Write a record of every exploration.
Find one treasure chest.
Find all treasure chests.
Create a bottle with Gathering Synthesizer Level 51.
Defeat the Savage Assassin.
Defeat the Mirage Master.
Defeat the Eternal Sculpture.
Defeat the King of Storms.
Defeat all 5 Great Elements.
Defeat the Queen of Darkness.
Defeat the Queen of Shadows.