| Title | Rating | Synopsis |
|---|---|---|
| C | ||
| Crest of the Stars: Birth | Watch | See Seikai no Danshou |
| Crest of the Stars: Fragment Birth of Stars | Watch | See Seikai no Danshou |
| L | ||
| Lost Chapter of the Stars | Watch | See Seikai no Danshou |
| S | ||
 Seikai no Danshou |
Watch | This is the story about how Dubus, Lafiels father, and Plakia after an adventure on a mysterious, abandoned spaceship decided to have a daughter together and why Dubus gave her the name Lafiel. |
| Seikai no Monshou Birth | Watch | See Seikai no Danshou |
| 星界の断章 (Japanese) | Watch | See Seikai no Danshou |
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