TOKYO -- Japan's rapidly growing population of seniors is accelerating changes in how businesses and workers think about old age, with 5.4 million people aged 70 or older actively working in a country where retirement at 60 was once the norm.
Looser retirement policies swell elderly workforce to over 5m amid labor shortage

About a quarter of workers at Japanese building maintenance company Seisei Server are aged 70 or older. (Photo by Motokazu Matsui)
TOKYO -- Japan's rapidly growing population of seniors is accelerating changes in how businesses and workers think about old age, with 5.4 million people aged 70 or older actively working in a country where retirement at 60 was once the norm.