Trivia / Puella Magi Kazumi Magica

• Teasing Creator: In the writer's Q&A from the first volume, the writer gets away with spilling a future plot point by wording it as a Suspiciously Specific Denial.
  Q: Where's Kyubey?
  A: Huh? What is this "Kyubey" again...?
  Editor: Hey...wait...don't go giving away spoilers, please...
• What Could Have Been: The author's notes in the final volume reveals that Mirai's magic was originally going to be "stealth" and Yuuri was initially named "Lamia".