What we're seeing is a result of Koizumi's diminishing popularity -- the 'Koizumi effect' is wearing off.
We get more exposure to crowds we don't normally play in front of.
What's been the backbone of social stability has changed as the number of part-time and temporary workers goes up.
The DPJ failed to present an easy-to-understand, clear policy to the people. In that sense, DPJ doesn't have enough to be the ruling party.