Xymax Real Estate Institute has been studying the energy consumption and energy cost of office buildings in the Greater Tokyo area on a continuous basis. The results for the period between January 2010 and December 2017 were released in June 2018. This report covers the results for the period ending December 2018.
Energy consumption and energy cost are converted into indices, with figures as of December 2010 being 100.
Figure 1 shows the 12-month moving average of energy consumption, price per unit and cost. The energy price per unit (dotted line) rose 4 points from the previous survey, while energy consumption (dashed line) dropped 1 point. Energy cost (solid line) rose 2 points.