What 아니메 또는 game is this kawaii little girl in?

The game is Wankuri. :)
Warning: It is an H game.
onegai don't ask how I knew this >.<

It honestly looks like she's from some kind of hentai game...Σ（・□・；）

It's a girl from a sex-y game, I had no idea there were games like that. Lol