Japanese Masazo Nonaka, who was born 112 years and 259 days ago, eats his favorite cake as he receives a Guinness World Records certificate naming him the world's oldest man during a ceremony in Ashoro, on Japan's northern island of Hokkaido, in this photo taken by Kyodo April 10, 2018. Mandatory credit Kyodo/via REUTERS ATTENTION EDITORS -THIS IMAGE WAS PROVIDED BY A THIRD PARTY. EDITORIAL USE ONLY. MANDATORY CREDIT. JAPAN OUT. NO COMMERCIAL OR EDITORIAL SALES IN JAPAN. THIS IMAGE WAS PROCESSED BY REUTERS TO ENHANCE QUALITY, AN UNPROCESSED VERSION HAS BEEN PROVIDED SEPARATELY.