Japan vs Sierra Leone Comparison

Country Comparison
Japan Flag

Japan

123.1M (2025)

VS
Sierra Leone Flag

Sierra Leone

8.8M (2025)

Comprehensive comparison across 9 categories and 44 indicators

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Japan Flag

Japan

Population: 123.1M (2025) Area: 378K km² GDP: $4.2T (2025)
Capital: Tokyo
Continent: Asia
Official Languages: Japanese
Currency: JPY
HDI: 0.925 (23.)
Sierra Leone Flag

Sierra Leone

Population: 8.8M (2025) Area: 71.7K km² GDP: $8.4B (2025)
Capital: Freetown
Continent: Africa
Official Languages: English
Currency: SLL
HDI: 0.467 (185.)

Geography and Demographics

Japan
Sierra Leone
Area
378K km²
71.7K km²
Total population
123.1M (2025)
8.8M (2025)
Population density
328.7 people/km² (2025)
124.6 people/km² (2025)
Average age
49.8 (2025)
19.7 (2025)

Economy and Finance

Japan
Sierra Leone
Total GDP
$4.2T (2025)
$8.4B (2025)
GDP per capita
$33,960 (2025)
$916 (2025)
Inflation rate
2.4% (2025)
12.9% (2025)
Growth rate
0.6% (2025)
4.7% (2025)
Minimum wage
$1.2K (2024)
$65 (2024)
Tourism revenue
$58B (2025)
$40M (2025)
Unemployment rate
2.6% (2025)
3.0% (2025)
Public debt
238.2% (2025)
41.3% (2025)
Trade balance
-$4.3K (2025)
-$8 (2025)

Quality of Life and Health

Japan
Sierra Leone
Human development
0.925 (23.)
0.467 (185.)
Happiness index
6,147 (55.)
2,998 (146.)
Health Exp. per Cap. ($)
$3.9K (11.4%)
$39 (8%)
Life expectancy
85 (2025)
62.2 (2025)
Safety index
93.9 (4.)
53.1 (142.)

Education and Technology

Japan
Sierra Leone
Education Exp. (% GDP)
3.3% (2025)
9.3% (2025)
Literacy rate
No data
42.3% (2025)
Primary school completion
No data
42.3% (2025)
Internet usage
88.8% (2025)
25.3% (2025)
Internet speed
219.45 Mbps (20.)
No data

Environment and Sustainability

Japan
Sierra Leone
Renewable energy
36.3% (2025)
45.4% (2025)
Carbon emissions per capita
930 kg per capita (2025)
1 kg per capita (2025)
Forest area
68.4% (2025)
34.3% (2025)
Freshwater resources
430 km³ (2025)
160 km³ (2025)
Air quality
12.67 µg/m³ PM2.5 (2025)
40.27 µg/m³ PM2.5 (2025)

Military Power

Japan
Sierra Leone
Military expenditure
$69.4B (2025)
$18.3M (2025)
Military power rank
135,145 (7.)
328 (142.)

Governance and Politics

Japan
Sierra Leone
Democracy index
8.48 (2024)
4.32 (2024)
Corruption perception
72 (23.)
34 (114.)
Political stability
1 (41.)
-0.2 (109.)
Press freedom
62.1 (52.)
63.9 (52.)

Infrastructure and Services

Japan
Sierra Leone
Clean water access
99.2% (2025)
65.7% (2025)
Electricity access
100.0% (2025)
32.5% (2025)
Electricity price
0.22 $/kWh (2025)
0.24 $/kWh (2025)
Paved Roads
81 % (2025)
No data
Traffic deaths (per 100K)
3.4 /100K (2025)
34.78 /100K (2025)
Retirement age
65 (2025)
60 (2025)

Tourism and International Relations

Japan
Sierra Leone
Passport power
89.49 (2025)
42.74 (2025)
Tourist arrivals
4.1M (2020)
71K (2019)
Tourism revenue
$58B (2025)
$40M (2025)
World heritage sites
26 (2025)
0 (2025)

Comparison Result

Japan
Japan Flag
30.0

Superior Fields

Leader
Japan
Sierra Leone
Sierra Leone Flag
10.0

Superior Fields

* This score reflects overall livability and quality of life, not just economic or military strength

GDP Comparison

Total GDP

$4.2T (2025)
Japan
vs
$8.4B (2025)
Sierra Leone
Difference: %49840

GDP per Capita

$33,960 (2025)
Japan
vs
$916 (2025)
Sierra Leone
Difference: %3607

Comparison Evaluation

Japan Flag

Japan Evaluation

Japan dominates in: • Japan has 499.4x higher GDP • Japan has 37.1x higher GDP per capita • Japan has 19.0x higher minimum wage • Japan has 99.7x higher healthcare spending per capita
Sierra Leone Flag

Sierra Leone Evaluation

While Sierra Leone ranks lower overall compared to Japan, specific areas demonstrate competitive advantages:

Strong points for Sierra Leone: • Sierra Leone has 3.3x higher birth rate • Sierra Leone has 2.8x higher education spending • Sierra Leone has 25% higher renewable energy usage

Overall Evaluation

Final Conclusion

Japan vs. Sierra Leone: The Nation of Order vs. The Nation of Spirit

A Tale of Resilience and Diamonds

This is a comparison of two nations that have endured immense hardship and are defined by their resilience, but have walked entirely different paths. Japan, a nation built on order and collective discipline, rose from the ashes of WWII to become an economic superpower. Sierra Leone, a nation of indomitable spirit and rich resources, is forging a new identity of hope and progress after a devastating civil war. One is a story of meticulous reconstruction; the other is a story of spirited rebirth.

The Starkest Contrasts

  • Source of Wealth: Japan’s wealth is derived from the human mind—from complex supply chains, R&D, and intellectual property. Sierra Leone’s story is intertwined with the wealth of the earth—specifically diamonds, a resource that has been both a blessing and a curse.
  • Social Structure: Japanese society is a vertical hierarchy built on seniority and formal relationships. Sierra Leonean society is a vibrant, horizontal network of community, family, and ethnic ties, where social interaction is warm, direct, and essential.
  • Concept of "Rich": In Japan, being rich is often about material possessions and financial security. In Sierra Leone, a country that has faced profound loss, richness is often defined by family, faith, and the simple joy of community—a wealth of the spirit.

The Paradox of Hope

In stable, aging Japan, the national mood can sometimes be one of quiet melancholy or anxiety about the future. In Sierra Leone, a nation that has seen the worst of humanity, the overwhelming feeling is one of hope, optimism, and a powerful forward-looking energy. The society with every material advantage worries about its future, while the society that has had to rebuild from scratch is full of dreams for it.

Practical Advice

If You Want to Start a Business:
  • Japan is your choice for: A business that fits into a complex, established ecosystem and values long-term stability and quality.
  • Sierra Leone is your choice for: Impact-focused ventures in agriculture, education, eco-tourism, and building basic infrastructure. It’s a place for pioneers who want their work to have a direct, tangible social benefit.
If You Want to Settle Down:
  • Choose Japan if you need: The safety net of a highly developed country, where services are flawless and life is predictable.
  • Choose Sierra Leone if you are: Deeply resilient, driven by a sense of purpose, and find joy in human connection. It’s for those who want to be part of a nation’s comeback story.

Tourism Experience

Japan offers a smooth, comfortable, and endlessly fascinating travel experience. Sierra Leone offers a raw, adventurous, and deeply rewarding one. You can relax on some of West Africa’s most stunning and undeveloped beaches, visit Tacugama Chimpanzee Sanctuary, and experience the incredible warmth and welcome of the Sierra Leonean people.

Conclusion: Which World Do You Choose?

Japan is the perfectly polished diamond, its brilliance the result of immense pressure and precise cutting. Sierra Leone is the rough diamond, its inner fire and potential visible to those who know where to look. Do you prefer the finished jewel or the thrill of discovering one in the rough?

🏆 The Final Verdict

Winner: By any measure of development, infrastructure, and stability, Japan is the winner. It’s not a contest. But in terms of sheer human spirit, the capacity for forgiveness, and the power of hope, Sierra Leone has lessons to teach the entire world.

Practical Decision: An engineer perfecting a robot moves to Japan. A doctor or teacher wanting to change lives moves to Sierra Leone.

💡 Surprise Fact

Japan is one of the world’s most seismically active countries, its very foundations in constant, subtle motion. Sierra Leone’s foundations are its diamonds, some of the most stable and enduring materials on earth. The physical reality of each nation—one of instability, one of permanence—is in stark contrast to their recent social histories.

Other Country Comparisons

Data Disclaimer: Projected data (future years) are estimates based on mathematical models. Actual values may differ. Learn about our methodology →

Data Sources

Comparison data is aggregated from multiple authoritative international organizations:

World Bank Open Data - Development and economic indicators
UN Data - Population and demographic statistics
IMF Data Portal - International financial statistics
WHO Data - Global health statistics
OECD Statistics - Economic and social data
Our Methodology - Learn how we process and analyze data

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