Companies in Japan, the developed world’s most sleep-deprived nation by one measure, are beginning to set aside spaces designated for employees to sleep on the job, reports The Wall Street Journal.

Mitsubishi Estate owns some of Tokyo’s priciest office space and wants to promote its properties as hubs for innovation. At headquarters, human-resources manager Go Negami spearheaded the installation of six rooms featuring recliners, mood lights and pamphlets on efficient napping. He advertised the initiative among its 850-some employees and unveiled an online nap-scheduling calendar.

At the offices of Bitflyer Blockchain Inc., Japan’s largest digital-currency exchange, CEO Yuzo Kano says he installed, then uninstalled, a room with a bunk bed. Of his 250 employees, he says, maybe only three used it to take naps.

Get the full story at wsj.com.