| Koharu Nakaguchi | |
 Koharu Nakaguchi at age 107. | |
| Birth: | January 1910 Japan |
| Death: | fl.30 November 2020 Daito, Osaka Prefecture, Japan |
| Age: | 110 years, 304+ days |
| Country: |  JPN
|
| Unvalidated | |
Koharu Nakaguchi [Japanese: 中口小はる] (January 1910 – fl.30 November 2020) was a Japanese supercentenarian whose age is currently unvalidated by the Gerontology Research Group (GRG).
Biography[]
Nakaguchi was born in Japan in January 1910. She celebrated her 110th birthday in January 2020.
Nakaguchi was last confirmed alive in Daito, Osaka Prefecture, Japan on 30 November 2020 at the age of at least 110 years, 304 days.
References[]
- 大東市立青少年野外活動センターへ No.106711月 pdf (page 32), 26 November 2017