To be fair, the only fact by Zun about Momiji, is that she doesn't like Aya and only tolerates her by work obligations. Beyond that she can be "Dog" with everyone else...
Fast and loose with the settingMomiji is popularAbnormally shortVegeta, Naruto, or the like normally presentMy very biased impression of typical American Touhou [content]Incomprehensible collages