In 2023, the prevalence of obesity among women aged 18 or over in Japan was 4.2%. Forecasted data for 2024 suggests it will remain at 4.3%, with a slight increase to 4.5% by 2028, indicating a modest rise over the five-year period. Year-on-year variation projects a slow yet steady growth, reflecting a consistent upward trend, with a compound annual growth rate (CAGR) of approximately 1.4% from 2024 to 2028.

Future trends to watch for:

Potential impact of lifestyle changes or health initiatives aimed at reducing obesity rates.
Demographic shifts and their influence on obesity prevalence.
Advancements in healthcare and technology that may mitigate this issue over time.