Iidabashi - might be a cool place to live, what with its central location and narrow side streets....
[2013/01/19 Update] - I just stumbled into this old post. I can't believe I posted a one-line comment! Just to add something to it, here's a video from Kagurazaka - which is the area I was really thinking about when I wrote "Iidabashi":
Kagurazaka Sanpo - (F) - (111207)
Lyle (Hiroshi) Saxon