Shoryuken

[Matsu-sensei]

I can't remember if this was posted here before, since I know I've seen this first image before.

Anyway, iichan found a source for this, and from the looks of it (second image), this is BE. I'm 95% certain it's the same character in both images, considering the stray hair and the way the hair is pulled back. Unless she has a twin sister who has the same hair and just wears it in balls like that.

According to them, it's called: Rururu Kondo's "テラオ The next generation machine".