In fact, electricity demand across the city is at a record high for September.
However, electricity demand is also still growing, by an average of 2.1% per year since 1974 and 0.2% over 2004-2009.
It is expected that electricity demand will increase at 5% per year in the period up to 2030.
Electricity demand has grown by an average of 2.1% per year since 1974 and 0.6% from 2005 to 2011.
About 35 percent of Japan's electricity demand is met by nuclear power.
In the period 2002-2007, after the 2002-2003 economic and financial crisis, electricity demand increased 4.9% per year on average.
It is in the middle of an area whose population - and electricity demands - are growing.
Electricity demand is currently rising by about 7% a year.
Government estimates show that up to 45% of electricity demand could be met from wind power.
Electricity demand is expected to continue to grow at a quick pace.
