Here is another Harem list and I am gonna add their location of finding them as well. 

Cloudia (The Colosseum) 

Leone (Traverse Town) 

Yuffie (Traverse Town)

Aerith (Traverse Town)

Aura (Star Wars)

( A/N: I gonna placed her with Y/N before she worked with Hades in KH2.)

Rebecca Cunningham (Traverse Town)

Mallory McMallard (Anaheim City)

Tanya Vanderflock (Anaheim City)

Kida Nedakh (City of Atlantis)

Helga (City of Atlantis)

Audery (City of Atlantis)

Captain Amelia (Treasure Planet)