Japan centenarian population hits 100,000 | The BriefBrief
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Japan centenarian population hits 100,000

Filed: Sep 15, 2026 at 1:09 AM ET
Summary: Japan’s centenarian population has reached 100,000, rising sharply over decades. The count increased from 153 in 1963 and to around 10,000 in 1998, with welfare costs expected to rise as the number grows.
WHO: Japan’s centenarian population
WHAT: Japan’s centenarian population reached 100,000
WHEN: Jan 1, 1963
WHERE: Japan
WHY: The increase in the number of centenarians is expected to drive higher welfare costs.

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