I revisited this movie recently. Wow, still magical. I could rip off a 5,000 word essay on it, but I'll spare you. Bill Murray is pitch perfect in his performance, so dry and yet so clearly full of angst and desperation to escape his life in a foreign land, away from everyone he knows. I wish YouTube would let me embed this video of him singing "More than this" in a Tokyo karaoke bar, so either click this link or settle for the non-video version below.
Here's Scarlett Johansson's take on the film: