Here is a full list of the girls that (you) have invited into the harem.

[High School DxD]

Rias Gremory, Akeno Himejima, Asia Argento, Koneko Toujou, Xenovia, Venelana Gremory

[Street Fighter]

Chun-Li

[To-Love Ru]

Lala Satalin Deviluke

[Ghost in the Shell]

'Major' Motoko Kusanagi