Barbara

"Tokyo swallows and digests tens of millions of human beings, then expels them. And here is some of the excrement: her name is Barbara." (from ebookjapan): Yosuke Mikura, a popular and indulgent novelist, meets a shabby girl named Barbara at a train station. Ever since she's been staying at his house, MIKURA's inspiration has been brilliant and he finds himself on top of the world. ...Is she a demon or a goddess?　 A mysterious tale of an artist's glory and pain! Official English