What is the average lifespan of Japanese?

According to the World Bank, the average life expectancy in Japan in 2020 was 84.3 years, making it one of the highest in the world. This figure represents the average number of years that a person born in Japan in 2020 can expect to live, based on current mortality rates. The long life expectancy in Japan is attributed to several factors, including a high-quality healthcare system, healthy diet, low crime rates, and social support networks that promote well-being.