2021年9月18日 · The male and female populations are broken down into 5-year age groups represented as horizontal bars along the vertical axis, with the youngest age groups at the bottom and the oldest at the top. The shape of the population pyramid gradually evolves over time based on fertility, mortality, and international migration trends.

View live population, charts & trends: Population of Japan. The median age in Japan is 49.4 years (2024). A Total Fertility Rate (TFR) of 2.1 represents the Replacement-Level Fertility: the average number of children per woman needed for each generation to exactly replace itself without needing international immigration.

2025年1月22日 · Japan boasts a high life expectancy, in fact, the Japanese tend to live longer than the average human worldwide. The increase of the aging population is accompanied by a decrease of the total ...

This chart illustrates the distribution of the population by age and gender in Japan from 1950 to 2023. It shows the age composition of both male and female populations for each year, allowing for an analysis of changes in age distribution and gender ratio in Japan.

Download scientific diagram | Japanese population and age structure, 1950-2050 (Reprinted from OECD Territorial Reviews, 2016) from publication: Community Development in Shrinking Japan |...

2021年6月4日 · Potential old-age support ratio (ages 20-64/age 65+), 1950-2050 1 10. Speed of ageing (Number of years required or expected for percentage of population aged 65 and over to rise from 7 per cent to 14 per cent) 1,2

The overall shape of the pyramid shows if a country's population is relatively young, in which case the base would be wider than the top, or relatively old, which would show a wide top and a narrow base. The relative length of the horizontal bars shows if there are more females than males, or viceversa, within each age group.

Japan is facing an aging and decreasing population, and the depopulation of aging rural communities is a major domestic policy concern. Several localities have initated strategies to sustain...

Japan's population peaked in 2010, at just over 128 million, before beginning what is projected to be a sustained and increasingly steep decline to reach less than 100 million in 2050 ( Figure 1...

Japan 100m Age structures in 2020 Estimates of total number of people per grid square broken down by gender and age groupings (including 0-1 and by 5-year up to 80+) in 2020 for Japan. The dataset is available to download in Geotiff format at a …