Wow,...Good question there. I'd have to say that for me too there are a good number of names I like, but maybe I get some special ringing inside--like Frank--when I hear 'Matsuzawa'.

Actually I seldom use family names,even here in Japan. As long as those I know and meet--and of course all my students--agree to my using their first names, I use their name.

One professor here at the uni has a very unusual family name: Chouki