Japan has reached an extraordinary demographic milestone: over 95,000 centenarians, the highest number ever recorded in any country. This reflects decades of healthy diets, strong social structures, universal healthcare, and active aging. While longevity is a success story, it also presents challenges—such as workforce decline and elder care—making Japan a global case study for how societies may adapt to long-lived populations in the future. Important Details: • 95,000 people aged 100 or more •