Leah Dizon is currently one of Japan’s hottest supermodels, but rumors of a dark past and copycat actresses appearing in porn have got her sponsors shaking in their boots. Dizon, 20, the daughter of a French-American mother and ethnic Chinese Filipino father, has taken Japan by storm since arriving here from the United States late last year and now boasts of appearing in commercials for over 10 major companies. But there’ve been plenty of others jumping onto the bandwagon, and her success has sparked an amazing number of look-alike actresses turning up in blue movies. Doubts about Dizon are causing consternation at Kao Corp., a prominent toiletries maker whose Essential shampoo ads are among the most prestigious in the country…[more]