Yes, that is correct! You don't have to post the combo app request again, though, only the application itself.

That said, it is not approved yet as I need some more information from you. At this time, you have approval to reincarnate them as three different people in one character slot: Temari, Rhythm and Na' Fugisaki. If you wish to reincarnate the Fugisakis as separate people, please write one paragraph or so justifying this, as right now it sounds like Nadeshiko is simply Nagihiko's past identity.