Japan was one of the most advanced countries in the world. The country has been stagnating for quite a while. South Korea and Taiwan have since eclipsed it by

Japan was one of the most advanced countries in the world. The country has been stagnating for quite a while. South Korea and Taiwan have since eclipsed it by PPP-adjusted metrics per person. (Japanese make higher paper incomes than South Koreans and Taiwanese, but they also generally pay more for imports due to tariffs.)