From reading previous things of patio11's, this has not yet surprised me much -- but I am blown away by the depths of details he's included here. I've only finished the section on the salaryman relationship, and it's phenomenal reading.

Edit: the link to "An Introduction to Japanese Society" seems to be broken. Try this if you're interested:

http://www.amazon.com/Introduction-Japanese-Society-Yoshio-S...