Here is the full list of all 49 Atelier Marie Remake: The Alchemist of Salburg achievements.
Purchased absolutely nothing.
Inspected a barrel.
Synthesized an item for the first time.
Traveled outside for the first time.
Unlocked all achievements.
Met a fairy for the first time.
Gained entry to the Royal Castle.
Completed the weapon shop master's quest.
Cured Schea's illness.
Managed to graduate somehow.
Saved Salburg from disaster.
Became a professor at the Academy.
Pursued a career as a researcher.
Left Schea to embark on your own journey.
Entered the Martial Tournament with Schea.
Achieved knowledge over 3000.
Achieved reputation over 800.
Achieved level 50.
Achieved victory in 50 battles.
Used Marie's special to strengthen an item.
Synthesized 30 items.
Synthesized a Living Broom.
Synthesized a rank-7 item.
Gathered ingredients 100 times.
Reached Mount Wieland.
Traveled to 10 different destinations.
Completed 50 quests.
Reached 100% completion of the item Guide.
Listened to every rumor.
Read every reference.
Completed all of Ingrid's assignments.
Amassed 99,999 coins.
Hired seven fairies at once.
Rested for three or more days in a row.
Acquired five different decorations.
Won a gold medal in Apple Rush.
Won a gold medal in Golden Salmon Search.
Won a gold medal in Catch Those Rats.
Won a gold medal in Punipuni Hammer.
Won a gold medal in Name Collector.
Won a gold medal in Treasure Hunt.
Won a gold medal in six different minigames.
Reached max friendship with all allies.
Completed 100% of the event list.
Defeated Bandit Chief.
Defeated Wirbel.
Defeated Flammpfeil.
Defeated Faren.