User blog comment:B214/Question and Answers 3/@comment-117.195.108.247-20140713193906/@comment-4547267-20140713223722

Don't think it counts? It has to be real like Rias. This is how it works if Issei date all of them.

Wife: Rias, Akeno (calling her his mistress because she likes it), Asia and Koneko.

Conbuisness: Irina, Xenovia, Ravel, and Ross.

Girlfriends: Random girls like Abe, the fox spirite, or Kuroke if she is interest?