Alexey Lazarev and top IGS players. How many handicap stones can they give him?

Go style of Alexey Lazarev (lazer on IGS) is good for handicap games against
stronger players. He is very defensive and never fights, if it's possible
to keep the position simple.
There are lot of things to learn from such games!

Here is the game he played few months ago.

White is hotaru4 from Japan
Currently 9-dan, 1128 W-536 L
Last access: January 5, 2009

He is probably top amateur player or low rank professional from Japan.