New Japanese Prime Minister Yukio Hatoyama comes from a long line (four generations, to be precise) of Liberal Democratic Party members and his grandfather actually unseated former Prime Minister Taro Aso's grandfather for the premiership decades ago, according to this piece in the Christian Science Monitor.
Hatoyama's wife, the first lady of Japan, has been garnering her own press for claims that she was abducted by aliens and knew Tom Cruise in a past life. Here's Reuters TV on first lady Miyuki.