User blog comment:NasuHime/O.O IanxMiku?/@comment-174.111.249.34-20121012140511/@comment-5051846-20121012160117

Neru is a derivative of Miku, so Neru almost equals Miku, so there isn't a difference. You marry Miku, you get Neru along as a kid from a previous divorce.

Okay I am not sure where that analogy is going.