The use of his name surprised him a slight bit. He didn't think of himself as anyone of reputation, so he must have met this individual somewhere else. But where? It was annoying. The face was certainly recognizable from *somewhere*, but the voice.. Eh.. He shook his head briefly to dispel the tumbled thoughts.
"No, you haven't disturbed me. I was merely curious as to just what you were doing. Were you studying how to strike the air?" A brow raised, although there was no mocking edge to Kazuya's tone. The question was a very basic one with no underlying tease.