Extracted from nksk's twitter account.
His tweet/commentary (perhaps?): ダー子のスケベブックみつけたという方がいたらご一報ください。ｵﾅｼｬｽ！
Translated via Google Translate: "Please let me know When some people that found lewd book of Darko. Onashasu!"

I can't help but think her face is a little skewered, or is that just the angle?

ToastedWaffles said:

I can't help but think her face is a little skewered, or is that just the angle?

I agree. It's like someone attached a lower body and an underarm to a dakimakura.

I've seen worse, but it does look a little distorted compared to most of the artist's other work.