Complete the indicated task to unlock the achievement.

Achievement	How to unlock
Achieved battle rating S 50 times	Get a battle rating of S 50 times or more.
Achieved total score of 1,100,000	Total score reached 1,100,000 or more.
Achieved total score of 700,000	Total score reached 700,000 or more.
Achieved total score of 900,000	Total score reached 900,000 or more.
Chapter 1 clear	Cleared Chapter 1.
Chapter 2 clear	Cleared Chapter 2.
Chapter 3 clear	Cleared Chapter 3.
Chapter 4 clear	Cleared Chapter 4.
Chapter 5 clear	Cleared Chapter 5.
Chapter 6 clear	Cleared Chapter 6.
Chapter 7 clear	Cleared Chapter 7.
Chapter 8 clear	Cleared Chapter 8.
Cierra OD Master	Activated all of Cierra's ODs.
Clear high difficulty level	Cleared on HARD or Nightmare difficulty.
Complete all items	Obtained all items in Riviera.
Ein OD Master	Activated all of Ein's ODs.
Ending: Cierra	Reached Cierra ending.
Ending: Fia	Reached Fia ending.
Ending: Lina	Reached Lina ending.
Ending: RoseA	Reached Rose ending.
Ending: RoseB	Reached Rose? ending.
Ending: Serene	Reached Serene ending.
Fia OD Master	Activated all of Fia's ODs.
Item library rate achieved 20%	Exceed 20% Item completion rate.
Item library rate achieved 40%	Exceed 40% Item completion rate.
Item library rate achieved 60%	Exceed 60% Item completion rate.
Item library rate achieved 80%	Exceed 80% Item completion rate.
Lina OD Master	Activated all of Lina's ODs.
Riviera Perfect Master	Enjoy the world of Riviera.
Serene OD Master	Activated all of Serene's ODs.
Successful AT challenge 50 times	AT success reached fifty times.