Chitetsu Watanabe, a 112-year-old Japanese who was recognized by Guinness World Records earlier this month as the world's oldest living man, died Sunday at the nursing home where he resided, his family said.Watanabe, who was born on March 5, 1907, died on Sunday night at the facility in Joetsu, Niigata Prefecture. A funeral will be held Friday.Eleven days earlier on Feb. 12, Watanabe had pumped his fist and cited "laughter" as the secret to his longevity as he was handed a certificate by a Guinness World Records official at his nursing home.According to his eldest son's wife Yoko, 81, Watan…READ FULL ARTICLE