Can someone post the original image of this? I guess it's from To Love Ru.
At first I thought so too, that seems like Lala's ass, but the artist is actually Misaki Kurehito:
http://gelbooru.com/index.php?page=post&s=view&id=756185
The ass looked similar to Utaha's too so that's how I recognized it.
>>14795914
thanks, anon! Now I have a new wallpaper for my phone.