Jiroemon Kimura
On 2 December 2011, upon the death of 115-year-old Chiyono Hasegawa, Kimura became the oldest living person in Japan and the third oldest living person in the world behind American woman Besse Cooper and Dina Manfredini, both of whom died in December 2012, whereafter Kimura also became the oldest living person in the world, and also the oldest man ever after breaking Danish-born American man Christian Mortensen's record, and later on 19 April 2013, his 116th birthday, the first and only verified man as well as only the 8th verified person to become at least 116 years old.