Homelessness in Japan is a decades-old issue, yet it has a worrying new twist. A vast majority of the homeless are now aging, a reflection of the overall graying of Japanese society that poses new problems for policy makers. The government’s report said that many of the homeless chose to live that way and were managing to scrape by with money made from recycling cans they scrounged out of the trash, people at the NGOs painted a darker picture.