World Men's - Takahashi Daisuke
World Women's - Asada Mao
World Junior Women's - Murakami Kanako
World Junior Men's - Han'yu Yuzuru
It turns out that Ezra Vogel was right. About figure skating.
Nota bene on the links: One would think that a sport obsessed with physical beauty, cosmetics and costumes would have better photos of the champions.