User blog comment:MyProjectAlicization/Kuroyukihime - Kirito and Asuna's daughter?/@comment-71.190.23.155-20130611030356/@comment-124.104.156.85-20130611035649

I'd like to know as well. As I've understood it, even Reki-sama doesn't 'know' if she is really their daughter (and he hopes that it will not be the case).