2 dan pro is a much stronger strength than 2 dan amateur. The difference between a 2 dan pro and a 9 dan pro is usually just one stone handicap whereas the diff

2 dan pro is a much stronger strength than 2 dan amateur. The difference between a 2 dan pro and a 9 dan pro is usually just one stone handicap whereas the difference between a 2 dan amateur and a 9 dan amateur would be around 7 stones.