| Achievement | How to unlock |
| Beginning and End (5 points) | Clear the prologue.
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| Boundary Spacetime Dogma (10 points) | Clear chapter 5.
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| Butterlfy Wing's Divergence (10 points) | Clear chapter 3.
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| Distortion Illusion Complex (10 points) | Clear chapter 7.
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| Endless Chain Apoptosis (10 points) | Clear chapter 9.
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| Fantasy Homeostasis (10 points) | Clear chapter 4.
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| Metaphysical Necrosis (10 points) | Clear chapter 6.
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| Self-similarity Androgynous (10 points) | Clear chapter 8.
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| Steins;Gate Selected (5 points) | Start a new game.
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| The Boundary of Steins;Gate (100 points) | Reach Steins;Gate.
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| Time Leap Paranoia (10 points) | Clear chapter 1.
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| Unlock 100% CG (25 points) | Unlock 100% CG.
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| Unlock 25% CG (25 points) | Unlock 25% CG.
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| Unlock 50% CG (25 points) | Unlock 50% CG.
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| Unlock 75% CG (25 points) | Unlock 75% CG.
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| Wandering Rendezvous (10 points) | Clear chapter 2.
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