When pressure builds up, or tectonic plates shift, or where the crust is thin, volcanoes can erupt. There are 1,511 known volcanoes, 500 of which are active. Every now and then, a new one forms, as happened in 1943 in Paricutin, Mexico.
The average life expectancy for Japanese men is 80.5 years of age, while for women, life expectancy was calculated at 86.83 years of age, Fuji TV reported Friday.
Japan ranks number 11 in the list of countries (and dependencies) by population. The population density in Japan is 346 per Km2 (896 people per mi2). The total land area is 364,571 Km2 (140,761 sq. miles) 94.5 % of the population is urban (119,160,931 people in 2017) The median age in Japan is 46.9 years.