These are lists of Japanese supercentenarians (people from Japan who have attained the age of at least 110 years). The Gerontology Research Group (GRG), an organization that tracks supercentenarians and validates their ages, has verified age claims for over 300 such old people from Japan. The oldest Japanese person on record was Misao Okawa who died on 1 April 2015 at the age of 117 years, 27 days. The oldest verified man was Jiroemon Kimura who died on 12 June 2013 at the age of 116 years, 54 days. As of 8 February 2017, there are 21 verified living supercentenarians in Japan, the oldest of whom is Nabi Tajima, born 4 August 1900, aged 116 years, 188 days.
Deceased Living
†^ denotes age at death, or, if living, age as of 8 February 2017
Gengan Tonaki (渡名喜元完 Tonaki Gengan?, 30 October 1884 – 24 January 1997) was Japan's oldest living man from 28 September 1991 until his death at age 112 years, 86 days on 24 January 1997. Tonaki lived in Okinawa Prefecture. At the time of his death, Tonaki was the third oldest living man, behind American men Christian Mortensen and Johnson Parks.