Natsu Naruse, 100 year-old, and other partcipants exercise with wooden dumbbells during a health promotion...
Natsu Naruse (L), 100 year-old, and other partcipants exercise with wooden dumbbells during a health promotion event to mark Japan's "Respect for the Aged Day" at a temple in Tokyo's Sugamo district, an area popular among the Japanese elderly, Japan, September 18, 2017. REUTERS/Toru Hanai