[JustAfooL]

Quote:

Originally Posted by Zolda

Are you sure that that term has existed since 2009? As far as I know, the term "aurora curtain" was a term coined by Japanese fans to refer to the interdimensional portal, since the series never gave it a name whether in dialogues nor official promotional materials.

Quote:

Originally Posted by Zolda

As far as I know, the first mention of the term "aurora curtain" in official materials was in the synopsis for KR Zi-O's 45th episode on TV Asahi's website.

So, which is it?

Also, the show does use the word Aurora in the opening theme song as well...