>If you been to Japan, access to unhealthy food is extraordinarily easy.

But so is healthy food. Imagine saying "I ate nothing but 7/11 food for two days and I feel the best I have in years" in America.

Where I'd be having a hot dog or pizza I was having onigiri. Small things like that add up.

And yes, they do walk a lot -- I spent a whole evening just walking around Shinjuku in awe of the place.