The demographics of Japan include birth and death rates, age distribution , population density , ethnicity , education level , healthcare system of the populace , economic status, religious affiliations, and other aspects regarding the Japanese population. According to the United Nations , the population of Japan was roughly It is the 6th-most populous country in Asia, and the 11th-most populous country in the world.
In , the median age of Japanese people was projected to be Japan has the second highest median age in the world behind only Monaco. An improved quality of life and regular health checks are just two reasons why Japan has one of the highest life expectancies in the world. The life expectancy from birth in Japan improved significantly after World War II , rising 20 years in the decade between and As life expectancy rises further, Japan expects to experience difficulties caring for the older generations in the future.
Shortages in the service sector are already a major concern, with demand for nurses and care workers increasing. The fertility rate among Japanese women was around 1. From then until , the fertility rate further declined to 1.
Apart from a small baby boom in the early s, the crude birth rate in Japan has been declining since ; it reached its currently lowest point of 6. With a falling birth rate and a large share of its inhabitants reaching old age, Japan's total population is expected to continue declining, a trend that has been seen since Japanese is a major language of the Japonic language family spoken by Japanese people , which is separated into several dialects with the Tokyo dialect considered Standard Japanese.
It has around million speakers in total, primarily in Japan, the only country where it is the national language , and within the Japanese diaspora across the globe. The sex ratio in Japan in was There are The percentage of female population is Japan has 2. As of , Japan was the world's eleventh-most populous country.
