Shizue Nagata was born in Japan on 25 July 1903.
In September 2015, Nagata was reported as the second-oldest living resident of Kumamoto Prefecture, behind Masa Iseri.
On her 112th birthday in 2015, it was reported that Nagata had a very good appetite; she was interested in a lot of different subjects and was very excited each year of the summer festivals. She went for the first time to a nursing home shortly before her 112th birthday.
Nagata died in Yamaga, Kumamoto Prefecture, Japan on 12 April 2017 at the age of 113 years, 261 days.