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