| Achievement | How to unlock
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| ALTDEUS | Defeated Altdeus in battle.
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| Astray from the Polaris | Viewed the "Astray from the Polaris" ending.
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| Beautiful Monster | Started exploring the surface.
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| Bullet of Betrayal | Shot by traitorous Deiter.
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| Disharmonious Pact | Fought alongside the Meteora with Coco's form.
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| Fallen Star | Began researching the Unique Meteora Anima.
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| Flowers for an Unknown Tomorrow | Viewed the "Flowers for an Unknown Tomorrow" ending.
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| Flowers for the Two of Us | Viewed the "Flowers for the Two of Us" ending.
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| Her Wish | Analyzed the Meteora that killed Coco.
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| Hesitation's Beginning | Analyzed the attacking Meteora on the surface.
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| Innocent Flower | Deepened bond with Unique Meteora Anima.
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| Pray Upon a Star | Attended Noa's impromptu concert.
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| Premonition | Witnessed Noa and Anima's resonance.
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| Revenge | Defeated the Meteora that killed Coco.
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| Secret Time | Conspired with Noa about the elimination of the Unique Meteora Anima.
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| Singing | Attended Noa's night concert.
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| Starbreaker | Defeated the attacking Meteora on the surface.
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| The Celestial Cradle | Viewed the "The Celestial Cradle" ending.
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| The Fairy's Ark | Viewed the "The Fairy's Ark" ending.
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| The Unforgiven | Defeated Yamato in battle.
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| This Time I'll Protect Everyone | Began Episode Yamato.
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| Unforgetting | Decided to continue researching the Unique Meteora Anima.
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| Unsettling Shadow | Defeated the mysterious being.
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| Wishing on Stars | Defeated Noa in battle.
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