Completed Chapter 0.
Completed Chapter 1.
Completed Chapter 2.
Completed Chapter 3.
Completed Chapter 4.
Completed Chapter 5.
Completed Chapter 6.
Completed Chapter 7.
Completed Chapter 8.
Completed the Extra Chapter.
Attained all endings in Chapter 1.
Attained all endings in Chapter 2.
Attained all endings in Chapter 3.
Attained all endings in Chapter 4.
Attained all endings in Chapter 5.
Attained all endings in Chapter 6.
Attained all endings in Chapter 7.
Attained all endings in the Extra Chapter.
Unlocked all other achievements.