World's oldest living man, 112-year-old Yasutaro Koide, shares secret to longevity


"The best thing is to not overdo," Koide, who officially received the "world's oldest man" title from Guinness World Records on Friday, told The Associated Press. The former tailor received a plaque and vase as three of his seven children, two of his nine grandchildren and one great-grandchild looked on.

>> RELATED: Japan has so many centenarians, it can't give them all gifts

– The Associated Press contributed to this report.