It is also likely that the downward drift in the markets is having an impact, though some of the shift simply reflects a reversion back toward the historical averages registered by the survey.

FORBES: Investors Take A Shine To Energy And Tech

It hopes to bring the inflation rate to 2% and put to an end to a downward drift in consumer prices that has persisted for 14 years, undermining business and consumer confidence in the world's third largest economy.

CNN: OECD: End nears for Japan's deflationary spiral

You can see from the plot that the pattern is a sudden jump and then a slow drift downward.

FORBES: The Amazon Book Jungle