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Statistics | Heat

Trends of Renewable Heat Supply (PJ/Fiscal year) As of 18 December 2018

Trends of Renewable Heat Supply

  • Source:METI/ANRE“ Total Energy Statistics” (accessed on 22/11/2018)
  • Note:Heat energy supply from bioenergy is calculated by subtracting bioenergy used in electricity generation from total primary bioenergy supply.

Trends of annual installed solar heating system (1000 units/Fiscal year) As of 18 December 2018

Trends of annual installed solar heating system (1000 units/Fiscal year)

  • Source:Japan Solar System Development Association, “Installation statistics”

Trends of annual installed geothermal heat pump system (units/Fiscal year) As of 18 December 2018

Trends of annual installed geothermal heat pump system

  • Source:Ministry of Environment, “Geothermal utilization survey”

Trends of cumulative installed woody biomass boilers (units/Fiscal year) As of 18 December 2018

Trends of cumulative installed woody biomass boilers

  • Note 1:The number consists of boilers using residues, wood chip and wood pellet
  • Note 2:Until 2014, the numbers were counted at the end of fiscal years, since 2015 they have been counted at the end of calendar years.
  • Source:Forest Agency, “Woody biomass utilization survey”

external links

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