A paper by Dr. Takashi Oshio, Dr. Ruru Ping and Dr. Ayako Honda titled “Income-related inequality and horizontal inequity in healthcare utilization under population aging and labor market changes in Japan” has just published in “International Journal for Equity in Health”
 
Oshio, T., Ping, R. & Honda, A. Income-related inequality and horizontal inequity in healthcare utilization under population aging and labor market changes in Japan. International Journal for Equity in Health (2025). https://doi.org/10.1186/s12939-025-02729-3
 
【Abstract】
Population aging, changes in employment patterns, and widening income disparities have caused concerns about equity in healthcare access within Japan’s universal health insurance system. This study examined income-related inequality and horizontal inequity in healthcare utilization in Japan.