| Chiyo Nagaki | |
 Chiyo Nagaki at the age of 107. | |
| Birth: | 10 November 1907 Japan |
| Death: | 4 February 2019 Kunisaki, Oita Prefecture, Japan |
| Age: | 111 years, 86 days |
| Country: |  JPN
|
| Unvalidated | |
Chiyo Nagaki (Japanese: 長木チヨ; 10 November 1907 – 4 February 2019) was a Japanese supercentenarian whose age is currently unvalidated by the Gerontology Research Group (GRG).
In September 2018, Nagaki was reported as the second-oldest living person in Oita Prefecture. She lived in Kunisaki, Oita Prefecture.
Nagaki died on 4 February 2019 at the age of 111 years, 86 days.
References[]
- 国東市の最高齢者長木チヨさん死去 Oita Press, 6 February 2019
- Facebook 4 February 2019
- 市内男女最高齢者国東市長が祝福 Oita Prefecture, September 2018
- Facebook 110th Birthday Celebration
- 高齢化率: 平成29年3月31日 現在 Kunisaki City, March 2017
- 市内最高齢者を市長がお祝い訪問 Kunisaki City, October 2015
- 市長の活動記録（平成２５年９月分) Kunisaki City, November 2013