LongeviQuest is pleased to announce the age validation of Miho Kumagai of Japan at age 111. She was born in Japan on 20 October 1912. In old age, Kumagai eventually transitioned to a specialized nursing home for the elderly. She is considered the oldest living person in Kobe, Hyōgo Prefecture.

In September 2019, she celebrated her 106th birthday at the nursing home, where she was visited by city officials who presented her with a congratulatory letter on behalf of the mayor in honor of Respect for the Aged Day. Kumagai graciously expressed her appreciation to the visitors, remarking, “You didn’t have to do all this for me.” Even at the age of 106, she maintained a diligent approach to her health, occasionally using a walker for mobility training when her condition allowed.

In September 2023, aged 110. (Source: Kobe City)
In September 2023, aged 110.
(Source: Kobe City)

In September 2023, Kumagai marked her 111th birthday at her nursing home, where she once again received a visit from city officials. They presented her with congratulatory gifts and a letter from the mayor in observance of Respect for the Aged Day. When inquired about the secret to her longevity, she humbly responded, “Because everyone is so good to me.”

For more information, please view Kumagai’s Directory Profile here.

LongeviQuest is pleased to announce the age validation of Ai Shinohara at 110 years old. She is a Japanese supercentenarian reported as the oldest living person in Machida City, Tokyo.

Ai Shinohara was born on 4 January 1913 in Kobe, Hyōgo Prefecture, Japan.

She got married during her early 20s but her first husband succumbed to illness just before she gave birth to their first daughter. Around 25 years old, she married for the second time after meeting Kamenosuke Shinohara who was a Doctor of Medicine and pharmacy.

By 1951, Mrs. Shinohara founded Shinotest Laboratory that pioneered in commercializing clinical test kits invented by her husband. In November 1959, Mr. Kamenosuke was acknowledged for his invention of a simple reagent and was honored with the Medal with Purple Ribbon by Emperor Shōwa.

In September 2023, aged 110. (Source: Courtesy of Machida City)
In September 2023, aged 110.
(Source: Courtesy of Machida City)

She underwent a medical treatment for approximately six months after experiencing a life-threatening anaphylactic shock due to medication. Fortunately, she made a full recovery and still able to raise six children despite all of her responsibilities. Mrs. Shinohara retired from the company at 83 years old and then joined the Senior Chorus Choir in Yokohama.

She moved into a nursing home at the age of 107 years old. Her current residence is in Machida City, Tokyo, where she is the current oldest living person.

For more information, please visit Ai Shinohara’s Directory Profile here.