Complete the indicated task to unlock the achievement.

Achievement	How to unlock
Akemi	Clear Chapter 1.
Hibiko	Clear Chapter 2.
Kenja Time	Unknown.
Kirei	Clear Chapter 10.
Makoto	Clear Chapter 7.
Miyabi	Clear Chapter 4.
Normal Ending	Complete All Chapters.
True Ending	Unknown.
Tyou	Clear Chapter 8.
Yoino	Clear Chapter 6.
Yorui	Clear Chapter 9.
Yuri	Clear Chapter 5.
Yuzuru	Clear Chapter 3.