Complete the indicated task to unlock the achievement.

Achievement	How to unlock
Akira Best Ending	Completed with "Akira" Best Ending.
Akira Good Ending	Completed with "Akira" Good Ending.
All Endings	Completed with All Endings.
All Scenarios	Completed All Main Scenarios, Sequels, and Date Scenarios.
Completed the Prologue	Completed the Prologue.
Kei Best Ending	Completed with "Kei" Best Ending.
Kei Good Ending	Completed with "Kei" Good Ending.
Ryouhei Best Ending	Completed with "Ryouhei" Best Ending.
Ryouhei Good Ending	Completed with "Ryouhei" Good Ending.
Subaru Best Ending	Completed with "Subaru" Best Ending.
Subaru Good Ending	Completed with "Subaru" Good Ending.
Taiga Best Ending	Completed with "Taiga" Best Ending.
Taiga Good Ending	Completed with "Taiga" Good Ending.