Looking at the current phase while bearing those episodes in mind, Japan's financial system has been generally stable, and, in terms of cumulative decline in prices, the level of the CPI as of September returned to the level of August 2007, just before the surge in petroleum products started.
All political parties should agree on a common agenda that economic policies would continue in the larger interest of the country whichever party comes to power. After all they are all agreed on the need for rapid economic growth, macroeconomic stability, poverty reduction, improvement in social indicators and prosperity for the majority of the population.