Japan Reaches Record 107,677 Centenarians Amid Demographic Shifts
Japan has surpassed 107,677 centenarians, a record number, amid its rapidly aging population and declining birth rates. The majority of these individuals, nearly 88%, are women, reflecting a significant demographic shift and prompting concerns about social security sustainability.

Tucson, AZ, September 19, 2026 —
Japan has officially recorded a new high of 107,677 individuals aged 100 or older, according to recent data. This milestone reflects the nation’s status as one of the world’s most rapidly aging societies, a trend exacerbated by persistently low birth rates.
The demographic data reveals a significant gender disparity among the centenarian population. Approximately 88% of these individuals are women, highlighting a long-standing pattern observed in longevity studies where women tend to outlive men.
This record number of centenarians arrives as Japan grapples with the broader implications of its demographic structure. The combination of an increasing elderly population and a shrinking workforce due to declining birth rates presents complex challenges for the country’s social security systems. Experts and policymakers are increasingly focused on the sustainability of pension and healthcare services when a substantial portion of the population is elderly and a smaller cohort is available to support them.
The specific breakdown of figures, including the exact date of the record announcement or the methodology for counting, was not detailed in the summary provided. Similarly, specific initiatives or proposed solutions to address the social security concerns arising from this demographic shift were not elaborated upon.
Story summarized from the original created by AP via Scripps News Group on www.kgun9.com, see more information here.
