| Achievement | How to unlock
|
|---|
| Akira Best Ending | Completed with "Akira" Best Ending.
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| Akira Good Ending | Completed with "Akira" Good Ending.
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| All Endings | Completed with All Endings.
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| 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.
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| Ryouhei Good Ending | Completed with "Ryouhei" Good Ending.
|
| Subaru Best Ending | Completed with "Subaru" Best Ending.
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| Subaru Good Ending | Completed with "Subaru" Good Ending.
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| Taiga Best Ending | Completed with "Taiga" Best Ending.
|
| Taiga Good Ending | Completed with "Taiga" Good Ending.
|