Look closely at any typically "American" article of clothing these days, and you may be surprised to see a Japanese label inside. From high-end denim to oxford button-downs, Japanese designers have taken the classic American look-known as ametora, or "American traditional"-and turned it into a huge business for companies like Uniqlo, Kamakura Shirts, Evisu, and Kapital. This phenomenon is part of a long dialogue between Japanese and American fashion; in fact, many of the basi