A. Masazo Nonaka
B. Chitetsu Watanabe
C. Kane Tanaka
D. None of these
Submitted by: Farjan Ahmed Soomro
A 112-year-old Japanese man has been crowned the world’s oldest male, claiming that smiling is the key to longevity. Chitetsu Watanabe, who was born on March 5, 1907, in Niigata, north of Tokyo, was officially given the title at his nursing home in the city, Guinness World Records 12 February 2020.