Country Profile: Japan

Japan is an island nation located in Eastern Asia, positioned between the North Pacific Ocean and the Sea of Japan. With a population of over 123 million, it features a highly urbanized society, with approximately 92% of citizens living in urban areas. Economically, Japan is a major global power known for its advanced technology and manufacturing sectors, despite facing challenges related to an aging population and high public debt. Governed as a parliamentary constitutional monarchy, Japan's political system allows for elected representatives while the emperor serves as a ceremonial figure.

Geography

Japan consists of an archipelago of four main islands and numerous smaller ones, with a total area of 377,915 square kilometers, making it slightly smaller than California. The country's terrain is predominantly rugged and mountainous, with the highest point being Mount Fuji at 3,776 meters. Japan's climate varies significantly from tropical in the south to cool temperate in the north, and it is prone to natural hazards such as earthquakes and volcanic eruptions.

29,751 km of coastline
12 nm territorial sea claims
68.3% of land covered by forests (2023)
11.1% arable land (2023)
100,000 islands detected, with 14,125 officially counted

People and Society

Japan's population is approximately 123 million, with a majority identifying as ethnically Japanese. The country has a median age of 50.2 years, reflecting a significant elderly population. The predominant religions are Shintoism and Buddhism, and Japanese is the official language. Life expectancy is exceptionally high, with an average of 85.2 years.

12.1% of the population is aged 0-14 years (2024 est.)
58.4% of the population is aged 15-64 years (2024 est.)
29.5% of the population is aged 65 years and over (2024 est.)
92% urban population (2023)
3 deaths/100,000 live births maternal mortality ratio (2023 est.)
1.8 deaths/1,000 live births infant mortality rate (2025 est.)

Economy

Japan has the second-largest economy in East Asia, characterized by its trade-oriented and diversified nature. It grapples with high public debt levels but maintains a robust industrial sector. As of 2024, the real GDP is valued at approximately $5.715 trillion, with a majority of the economic output coming from the services sector.

$4.026 trillion GDP at official exchange rate (2024 est.)
2.6% unemployment rate (2024 est.)
69.8% service sector contribution to GDP (2023 est.)
0.9% agricultural sector contribution to GDP (2023 est.)
1.5% real GDP growth rate (2023 est.)
0.1% remittances as GDP (2024 est.)

Government

Japan is a parliamentary constitutional monarchy, where the emperor serves as a ceremonial leader. The National Diet is the country's bicameral legislature, and the government is characterized by multi-party democracy. The latest constitution was enacted on May 3, 1947, and Japan participates actively in numerous international organizations.

47 prefectures in administrative divisions
18 years is the legal voting age
Supreme Court serves as the highest court
Emperor NARUHITO has been in position since May 1, 2019
Prime Minister Sanae TAKAICHI took office on October 21, 2025

Military and Security

Japan's military, known as the Japan Self-Defense Force (JSDF), is primarily tasked with national defense and includes ground, naval, and air branches. Military expenditures remain an important aspect of governance, with plans to increase them to 2% of GDP by 2025, reflecting regional security concerns.

230,000 active military personnel (2025)
1.4% of GDP spent on military (2024 est.)
14 operational nuclear reactors (2025)
400 military personnel stationed in Djibouti (2025)
JSDF engages in humanitarian operations and disaster response

Energy

Japan's energy sector is characterized by a heavy reliance on imported fossil fuels due to negligible domestic energy resources. However, the country has made strides in incorporating renewable energy sources into its energy portfolio, including solar and wind power.

361.617 million kW installed electricity capacity (2023 est.)
100% electrification rate (2022 est.)
902.769 billion kWh electricity consumption (2023 est.)
65.8% of installed capacity from fossil fuels (2023)
14 nuclear reactors operational (2025)

Environment

Japan faces several environmental challenges, including air pollution and waste management issues, particularly following the 2011 Fukushima nuclear disaster. The country is a party to multiple international environmental agreements aimed at mitigating climate change and preserving biodiversity.

42.72 million tons of municipal solid waste generated annually (2024 est.)
11.5% of municipal solid waste recycled (2022 est.)
960.23 million metric tonnes of CO2 emissions (2023 est.)
430 billion cubic meters of total renewable water resources (2022 est.)

Transportation

Japan boasts an extensive transportation network, including modern rail systems, numerous airports, and a major merchant marine fleet. The reliance on rail travel is particularly notable, with a total of 27,311 km of railways.

280 airports (2025)
5,229 vessels in the merchant marine (2023)
163 total ports (2024)
219 million mobile cellular subscriptions (2023)

Communications

Japan has a highly developed communications infrastructure with widespread internet access and high mobile phone penetration. The country also hosts a mix of public and commercial broadcasting networks.

87% of the population are internet users (2023 est.)
59.758 million fixed-line telephone subscriptions (2023 est.)
47.9 million broadband subscriptions (2023 est.)

Key Metrics

Metric	Value	Note
Population	123,201,945 (2024 est.)
Area	377,915 sq km
GDP (PPP)	$5.715 trillion (2024 est.)
Unemployment Rate	2.6% (2024 est.)
Energy Consumption	902.769 billion kWh (2023 est.)
Birth Rate	6.84 births/1,000 population (2025 est.)
Life Expectancy	85.2 years (2024 est.)
Urban Population	92% (2023)
Total Fertility Rate	1.41 children/woman (2025 est.)
Military Expenditure	1.4% of GDP (2024 est.)