It's very difficult to be hostile to someone who is acting polite. In Chinese, they say, "テ「X窶伉スツ人窶「s窶ーテカ," don't they?? That is the way it is in Japan, too. So, No matter where you are, just try to behave yourself, and respect the local culture and customs.ツ 窶愿シ窶ケツォツ青鞘?伉ュ, right??