"I hope Her Highness will not be disappointed," Namine thought out loud, with a laugh. "I believe she was hoping to play matchmaker. The noble ladies are a little restless here, but so is everyone." They began to feel the restrictions on them, and it got harder. "Do not be surprised if they ask to meet you. The Trabian men are quite handsome and exotic to them." And if Namine could harangle them one to talk to, all the better! No having to offend the Balambish soldiers by purposefully seeking the Trabian ones out.
Sora felt an awkward mix of happy for Riku, and at the same time sad. Happy that he seemed to be gaining some of his lost history back. "It will be nice, to introduce you as such. I will teach you to write it later, if you want." He wasn't sure where the sadness part was coming from, so he pushed it away.
And the answer is hell no, he's the Prince. He doesn't take anyone's name.