According to a survey conducted on zero energy houses in Japan in *, almost ** percent of respondents stated that the economic benefit of utility costs due to the introduction of a zero energy house ranged from around *** to ** Japanese yen. Overall, the average saving of utility costs due to zero energy houses amounted to Japanese yen per month.
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Recruit Sumai Company. (November 19, 2020). Average monthly economic benefits of utility costs due to the introduction of zero energy houses (ZEH) in Japan as of August 2020 [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved July 25, 2026, from /statistics/1221297/japan-zero-energy-house-average-monthly-saving-utility-costs/
Recruit Sumai Company. "Average monthly economic benefits of utility costs due to the introduction of zero energy houses (ZEH) in Japan as of August 2020." Chart. November 19, 2020. ÌÇÐÄÆƽâ°æ. Accessed July 25, 2026. /statistics/1221297/japan-zero-energy-house-average-monthly-saving-utility-costs/
Recruit Sumai Company. (2020). Average monthly economic benefits of utility costs due to the introduction of zero energy houses (ZEH) in Japan as of August 2020. ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: July 25, 2026. /statistics/1221297/japan-zero-energy-house-average-monthly-saving-utility-costs/
Recruit Sumai Company. "Average Monthly Economic Benefits of Utility Costs Due to The Introduction of Zero Energy Houses (Zeh) in Japan as of August 2020." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 19 Nov 2020, /statistics/1221297/japan-zero-energy-house-average-monthly-saving-utility-costs/
Recruit Sumai Company, Average monthly economic benefits of utility costs due to the introduction of zero energy houses (ZEH) in Japan as of August 2020 ÌÇÐÄÆƽâ°æ, /statistics/1221297/japan-zero-energy-house-average-monthly-saving-utility-costs/ (last visited July 25, 2026)
Average monthly economic benefits of utility costs due to the introduction of zero energy houses (ZEH) in Japan as of August 2020 [Graph], Recruit Sumai Company, November 19, 2020. [Online]. Available: /statistics/1221297/japan-zero-energy-house-average-monthly-saving-utility-costs/
