1. 1) Persol Research and Consulting : The 7th Survey on the Impact of COVID-19 Countermeasures on Telework, (Online), available from < https://rc.persol-group.co.jp/thinktank/data/telework-survey7.html> (accessed 2022-11-16) パーソル総合研究所 : 第七回・新型コロナウイルス対策によるテレワークへの影響に関する調査(参照 2022.11.16)
2. 2) Kastle Systems : Workplace Occupancy, (Online), available from < https://www.kastle.com/safety-wellness/getting-america-back-to-work/ > (accessed 2022-11-16)
3. 3) Ministry of Health, Labor and Welfare, Japan: Work Style Reform: Realizing a Dynamic Engagement of All Citizens, (Online), available from < https://www.mhlw.go.jp/content/000474499.pdf > (accessed 2022-11-15) 厚生労働省 : 働き方改革 ~一億総活躍社会の実現に向けて(参照 2022. 11.15)
4. 4) Fisk, W. J., Rosenfeld, A. H. : Estimates of Improved Productivity and Health from Better Indoor Environments, Indoor Air 1997, Vol.7, pp.158-172, 1997 (DOI: https://doi.org/10.1111/j.1600-0668.1997.t01-1-00002.x )
5. 5) Fisk, W. J. : Health and Productivity Gains from Better Indoor Environments and Their Relationship with Building Energy Efficiency, Annual Review of Energy and the Environment, Vol.25, pp.537-566, 2000 (DOI: https://doi.org/10.1146/annurev.energy.25.1.537 )