Go lesson by Fujisawa Shuko, honorary Kisei
Fujisawa Shuko, 9-dan is one of the most famous Go masters in Japanese Go history. They called him Honorary Kisei, because he won lot of Kisei titlematches straight.
He passed away in 2009. Here you can see one of his Go lessons - game commentary he gave to Japanese top pros in 2005:
http://www.youtube.com/watch?feature=endscreen&NR=1&v=1rYULAK7xqc