Not a big fan of the design, looks all over the place.
From what I'm seeing, she flourishes either when she's put into pictures that either de-emphasise or even remove her wings (#9812533) or, well, when she's done in a style that allows her wings to really get super-great artwork (#9812624)
well, Iwanagahime was in Cage in Lunatic Runagate...
One can literally write "sarcasm" at the end of their comment and people will still take it at face value. Yes, CiLR chapter inspired me, but she was just mentioned there in passing as a story from ancient Gensokyo history. (Kojiki) Only now we get to see her as an actual character.