The Democratic Party of Japan swept to power in 2009 on a promise of change.
The party has made good on that promise, in a sense.
It keeps changing prime ministers. Monday, it chose its third prime minister in two years. his name is Yoshihiko Noda.
Noda faces the same problems that sent his predecessor's approval ratings below 20 percent. They include the aftermath of the earthquake and tsunami in March and a stagnant economy.
Anchor Marco Werman talks to Michael Cucek, a research associate with the MIT Center for International Scientists based in Tokyo, about Japan's newest prime minister.