Here is the full list of all 45 Atelier Firis: The Alchemist and the Mysterious Journey achievements.
Collected all trophies!
Defeated Sophie during the license exam.
Decided to go on a never ending, mysterious journey.
Joined Oskar to befriend plants around the world.
Departed on a historical journey with Kald.
Became a teacher at Angriff's new school.
Witnessed how much Angriff can drink.
Enjoyed the Flussheim festival.
Defeated the Sleeper of the Depths.
Joined Revy's quest to become the strongest.
Departed on an alchemic journey with Sophie.
Departed on a whimsical journey with Liane.
Decided to master alchemy.
Defeated Palmyra.
Visited every area.
Defeated Twin Gods Emuel.
Defeated the Avenger.
Listened to a song of appreciation by Luis.
Watched Revy cook at a food stall.
Submitted a lot of data.
Decided to join Drossel's puppet show.
Opened an atelier with Ilmeria.
Decided what to do in life.
Embraced whole-heartedly by Liane.
Defeated Logius.
Held a puppet show in Ertona.
Melted the snow on a mountain.
Built a ship that can fly.
Came up with a lot of recipes.
Completed a lot of chain quests.
Changed costumes.
Enjoyed bathing in a hot spring.
Used the Corneria doll to refill items.
Made amends with Ilmeria.
Passed the official alchemy exam.
Wore the clothes your mother sent from home.
Built a ship that can cross a waterspout.
Performed advanced Synthesis for the first time.
Completed the map of an area.
Used Atelier Making to redecorate.
Obtained a letter of recommendation.
Set up your Atelier for the first time.
Discovered a landmark.
Checked many barrels.
Met Sophie and Plachta.