Sumiko Mori: key obituary facts
Is Sumiko Mori dead? Yes. Sumiko Mori died on December 21, 2025, at age 113.
Cause of death: Sumiko Mori's cause of death has not been publicly confirmed.
What was Sumiko Mori known for?
He was known as Japanese supercentenarian.
Japanese supercentenarian
Died on Sunday December 21st 2025