Mahou Shoujo Oriko★Magica: Betsu-hen

Two titles were published in Manga Time Kirara☆Magica, as part of Oriko★Magica series.
1-2. Noisy Citrine: Follows Kirika and the reason why she became the person she is now.
3-5. Symmetry Diamond: Focuses on an alternate timeline where Oriko meets Yuma before making the prediction about her.
6. The Last Agate: A continuation of Symmetry Diamond, where Oriko and Kirika prepare to fight Walpurgisnacht.