Here is the full list of all 45 Atelier Sophie: The Alchemist of the Mysterious Book achievements.
Collected all trophies.
Learned every single recipe.
Defeated the Demon Lord.
The donation to church reach the target figure which makes Pamela very happy.
Witnessed Logy find new determination.
Saved up 100,000 Cole.
Given a challenge by Plachta.
Defeated the Light Elemental.
Defeated Yasuk.
Reached maximum alchemy level.
Slept for 3 whole days.
Raised friend level of all party members to maximum.
Saw Oskar carrying Monika in his arms.
Finished the battle, and returned to the atelier.
Saw Elise without her glasses on.
Defeated Luard.
Defeated Dorak.
Cauldron of Knowledge stolen by Meklet and Atomina.
Went on a date with Tess.
Enjoyed Monika's concert.
Defeated Nazarus.
Harol showed you the repaired clock.
Enjoyed a waterside vacation with Leon.
Walked in on Horst playing the piano.
Got good at playing the piano.
Unleashed a special attack.
Satisfied Plachta during Doll Making.
Changed Plachta's appearance.
Reached maximum Request rank.
Found out the machine box is a music box.
Received a present.
Put on a new outfit.
Reached maximum adventurer level.
Turned Plachta into a doll.
Failed to turn Plachta into a human.
Enhanced a weapon or armor.
Found the identity of the voice in the cabin.
Inspected a barrel.
Crafted a weapon or armor.
Registered an item at the duplication shop.
Saved by a mysterious person.
Something bad happened while traveling.
Purchased a rumor.
Defeated a Puni in your first battle.
Met Plachta.