Here is the full list of all 39 The DioField Chronicle achievements.
Raise a character's level to 50.
Collect 15 types of weapon in a category.
Defeat 5 or more enemies at once.
Use the Battle Log.
Complete the game.
Complete chapter six.
Acquire 1,000,000 guld.
Recruit Donovar, Chappleman, and Zoruaq.
Acquire 100 bonus rewards from missions.
Complete chapter five.
Defeat a Skeletal Dragon.
Defeat an Ouroboros.
Acquire 7 skills for any unit type.
Acquire 25 Blue Fox badges.
Deal 1,500 or more damage with one attack.
Complete chapter four.
Defeat a Coeurl.
Raise a character's level to 30.
Purchase an accessory.
Defeat a Gigas.
Acquire 50 bonus rewards from missions.
Spend 100,000 guld.
Complete chapter three.
Defeat 500 enemies.
Revive an incapacitated ally.
Unlock 4 Engravings for any Magilumic Orb.
Defeat a Salamander.
Acquire an ability.
Complete chapter two.
Purchase a weapon.
Acquire a treasure chest.
Acquire a skill on the Skill Tree.
Defeat 100 enemies.
Acquire 10 bonus rewards from missions.
Conduct Magilumic Orb research.
Develop a weapon.
Complete a Sub Quest.
Complete a Character Quest.
Complete chapter one.