Come on, he couldn't even get close to a girl before without fainting or nose-bleeding, he isn't that bad now.

Didi, Sandra, Amber & Friend, aren't really interested in him. The question is if Kiley was better for him than Yuki, I'm not sure, he gave up on her rather easily. He has some common interests with yuki, he liked her before he got so «popular,» and if she manages to get over her thing it might be worth it. She's willing to overcome her fears and resist her libido for him.