Réunion vs Japan
Réunion has a population of 896K, compared to Japan's 123.2M. Japan is 137.5 times more populous than Réunion. Japan covers 377,930 km², 150.5 times larger than Réunion's 2,511 km².
RéunionJapan| Population | -99.3%896K | +13648.4%123.2M |
| Area | -99.3%2,511 km² | +14951.0%377,930 km² |
| GDP | — | $4.03T |
| GDP Per Capita | — | $32,487.078 |
| Life Expectancy | — | 84.0 yrs |
| Infant Mortality | — | 1.8 |
| Literacy Rate | — | — |
| Unemployment | — | 2.5% |
| Capital | Saint-Denis | Tokyo |
| Region | Africa | Asia |
| Languages | French | Japanese |
| Currencies | EUR (€) | JPY (¥) |
Last updated: March 2026
All data sourced from World Bank Open Data (2025) and REST Countries API. Economic data may reflect most recent available year.
Population Comparison
Japan is 137.5 times more populous than Réunion, with 123.2M residents compared to 896K. Réunion is a nation of 896K people, while Japan is among the world's 15 most populous countries. In terms of population density, Réunion averages 357 people per km² (dense), while Japan averages 326 people per km² (dense). Population growth rate data is not available for either country over the past decade.
Economy Comparison
Réunion is classified as a low-income economy, while Japan is classified as a high-income economy. Japan's GDP stands at $4.03T. GDP data is not available for Réunion. Economic indicator data is not available for Réunion. Japan's GDP per capita of $32,487.078 is 190% above the regional average of 11,200 for Asia.
Health & Quality of Life
Japan has a life expectancy of 84.0 years, which is 12.0 years above the global average of 72 years. Life expectancy data is not available for Réunion. Japan's infant mortality rate is 1.8 per 1,000 live births. Infant mortality data is not available for Réunion.
Geographic Comparison
Japan (377,930 km²) is 150.5 times larger by land area than Réunion (2,511 km²). Réunion shares borders with 0 countries, while Japan borders 0 countries. Réunion spans 1 timezone, compared to Japan's 1 timezone. Réunion lies in Africa, while Japan is located in Asia. Réunion is categorized within the Africa region (Eastern Africa), whereas Japan belongs to Asia (Eastern Asia).
Key Differences
The most significant difference between Réunion and Japan is in land area: Réunion's 2,511 km² compared to Japan's 377,930 km² represents a 99% gap. The most significant difference between Réunion and Japan is in population: Réunion's 896K compared to Japan's 123.2M represents a 99% gap. These disparities reflect the broader structural differences between Réunion's low-income economy and Japan's high-income economy.
At a Glance: What the Numbers Mean
Population Density
Réunion is 1.1x more densely populated than Japan (357 vs 326 people per km²). Higher density typically correlates with more urbanization, greater demand for public transit, and higher housing costs. Japan's lower density suggests more rural land use and potentially lower urban congestion.
Travel Comparison
Réunion vs Japan for Families
For family travel, Réunion generally edges ahead due to stronger economic indicators and more developed tourism infrastructure. Japan offers its own advantages, including more geographic diversity for road trips. Both countries have family-friendly attractions, though Réunion's higher GDP per capita typically correlates with better tourist infrastructure, public transport, and English-language availability.
Réunion vs Japan for Budget Travelers
Réunion is typically the more budget-friendly destination, with a GDP per capita of lower levels translating to lower prices for accommodation, food, and local transport. Budget travelers in Réunion can expect to spend significantly less per day than in Japan. However, Japan may offer better value in specific categories such as intercity transport or package deals. Shoulder season travel in either country helps reduce costs further.
Réunion vs Japan for Retirees
Réunion's life expectancy of N/A years suggests stronger healthcare infrastructure, which is a key factor for retirees. Japan may offer a lower cost of living, which stretches pension income further. Key considerations for retirees include visa and residency requirements, healthcare access, climate preferences, and proximity to international airports. Both countries have established expat communities, though the specific visa options and healthcare quality vary by region within each country.
Réunion vs Japan for Digital Nomads
For digital nomads choosing between Réunion and Japan, key factors include internet infrastructure, visa policies, cost of living, and timezone compatibility with clients. Réunion spans 1 timezone while Japan covers 1. Cost of living varies by city in both countries. Both countries have growing digital nomad communities, though specific visa requirements for remote workers differ and should be verified before committing to a longer stay.
Frequently Asked Questions
Which is bigger, Réunion or Japan by population?
Japan is larger by population, with 123.2M residents compared to Réunion's 896K. Japan is 137.5 times more populous than Réunion.
Which country has a higher GDP, Réunion or Japan?
GDP data is not available for Réunion. Please refer to the World Bank for the most current figures.
How does life expectancy compare between Réunion and Japan?
Life expectancy data is not available for Réunion. Japan has a life expectancy of 84.0 years.
Which country is larger by area, Réunion or Japan?
Japan is larger by land area, covering 377,930 km² compared to Réunion's 2,511 km². Japan is 150.5 times larger than Réunion.
What languages are spoken in Réunion and Japan?
Réunion recognizes the following official language: French. Japan recognizes: Japanese. The two countries do not share an official language.
Which country has lower inflation, Réunion or Japan?
Inflation data is not available for Réunion. Japan's inflation rate is 2.7%.
Is Réunion or Japan better for a family holiday?
For family travel, Réunion generally edges ahead due to stronger economic indicators and more developed tourism infrastructure. Japan offers its own advantages, including more geographic diversity for road trips. Both countries have family-friendly attractions, though Réunion's higher GDP per capita...
Is Réunion or Japan cheaper to visit?
Réunion is typically the more budget-friendly destination, with a GDP per capita of lower levels translating to lower prices for accommodation, food, and local transport. Budget travelers in Réunion can expect to spend significantly less per day than in Japan. However, Japan may offer better value i...
Is Réunion or Japan better for retirement?
Réunion's life expectancy of N/A years suggests stronger healthcare infrastructure, which is a key factor for retirees. Japan may offer a lower cost of living, which stretches pension income further. Key considerations for retirees include visa and residency requirements, healthcare access, climate ...
Is Réunion or Japan better for digital nomads?
For digital nomads choosing between Réunion and Japan, key factors include internet infrastructure, visa policies, cost of living, and timezone compatibility with clients. Réunion spans 1 timezone while Japan covers 1. Cost of living varies by city in both countries. Both countries have growing digi...