There is a movie in which the heroine is Keiko. What movie is it?

For Huizi (Chie Tanaka), the bustling life is as usual, and the arrival of tomorrow is so common. However, a sudden shock put the whole city into a panic! Surprisingly, the date on the calendar has pointed to that horrible number-2012. In the face of the predicted doomsday, some people are pessimistic about the rest of their lives; Some people are still optimistic; Some people go with the flow and make all kinds of jokes. Facing the doomsday, Keiko tore off her disguise in order to realize her wish ... A doomsday comedy began. ...