People aged 80 and over topped 10 percent of Japan's population for the first time, government data showed Sunday, as the country with the world's highest proportion of elderly people continues to grapple with a rapidly aging society.The number of people in the age bracket swelled by 270,000 from the previous year to 10.1 percent of Japan's total population of around 124.6 million, the Ministry of Internal Affairs and Communications said ahead of Monday's Respect for the Aged Day.In another record, those aged 65 and older, defined as the elderly in Japan, accounted for 29.1 percent of the t…READ FULL ARTICLE