Inryoku. Reminds me of Inryoku by Perfume. Go check that out.
"In addition, she can't lip-sync to save her neck, and she looks utterly bored doing it! (I wonder if she had braces until recently, because the way she holds her mouth and smiles reminds me of someone who doesn't want you to see her braces...)"
Nice observation, zen.
As for me, I'm listening to the Raildex OSTs. Future Gazer, to be exact.