User blog comment:Ultraprime2/Fairy Tail Wikia Podcast 10/5/2014/@comment-4829046-20140512063456/@comment-5840892-20140513030933

Kuro:

Kojinko no Yami. (she states herself she is 23 by "our (earth) standards"

http://i1301.photobucket.com/albums/ag119/TristanTsunami/yami_zps5835eb5b.jpg

That is all I have to say to you.