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