In the summer of 2014 (still in the wake of the Fukushima crisis a few years earlier), Japan promoted dressing down to reduce the need for AC: https://www.busin

In the summer of 2014 (still in the wake of the Fukushima crisis a few years earlier), Japan promoted dressing down to reduce the need for AC: https://www.business-standard.com/article/news-ians/japan-encourages-casual-dress-in-workplace-to-save-energy-114060200292_1.html https://www.business-standard.com/article/news-ians/japan-en... I'm not sure if they still use the "Super Cool Biz" relaxed dress code periods, but there are interesting/creative trade offs to be had here.