Country Profile: Japan

Japan is an island nation located in Eastern Asia, consisting of four main islands and located between the North Pacific Ocean and the Sea of Japan. With a population estimated at over 123 million, Japan is known for its rich cultural heritage and technological advancements. The country boasts the second-largest economy in East Asia and is characterized by a highly diversified trade-oriented economy. Despite its economic power, Japan faces challenges stemming from an aging population and high public debt levels. The government operates as a parliamentary constitutional monarchy, with the emperor serving as a symbolic figure.

Geography

Japan consists of a rugged and mountainous terrain with a total area of approximately 377,915 sq km, making it slightly smaller than California. The country has a coastline stretching 29,751 km and is composed of numerous islands, with the four main ones being Hokkaido, Honshu, Shikoku, and Kyushu. Japan's climate ranges from tropical in the south to cool temperate in the north, and it is prone to natural hazards such as earthquakes and tsunamis due to its location along the Pacific Ring of Fire.

4 main islands: Hokkaido, Honshu, Shikoku, Kyushu
29,751 km of coastline
68.3% of land covered by forest (2023 est.)
12.6% of land used for agriculture (2023 est.)
Home to 1,500 seismic occurrences annually
Highest point: 3,776 m (Mount Fuji)
Average elevation: 438 m

People and Society

Japan's population is approximately 123.2 million (2024 est.), with a majority identifying as Japanese (97.5%). The nation has a low birth rate of 6.84 births/1,000 population (2025 est.) and a high life expectancy of 85.2 years. The society is predominantly urbanized, with 92% of the population living in urban areas. The country is known for its cultural diversity, with influences from various ethnic groups and a rich tapestry of languages and religions.

50.2 years (median age, 2025 est.)
29.5% of the population is aged 65 or older (2024 est.)
1.41 children born/woman (total fertility rate, 2025 est.)
3 deaths/100,000 live births (maternal mortality ratio, 2023 est.)
15.5% tobacco use (2025 est.)
87% internet users (2023 est.)
99.1% of the population has improved drinking water access (2022 est.)

Economy

Japan's economy is the second-largest in East Asia and heavily trade-dependent, with a GDP of approximately $5.715 trillion (2024 est.). The service sector dominates the economy, accounting for 69.8% of GDP, while manufacturing and agriculture also play significant roles. Japan faces challenges such as high public debt levels, currently at 215.9% of GDP (2022 est.), but has seen a strong recovery in tourism post-pandemic.

2.6% unemployment rate (2024 est.)
0.1% GDP growth forecast (2024 est.)
55.5% of GDP from household consumption (2022 est.)
960.23 million metric tonnes of CO2 emissions (2023 est.)
1.4% of GDP military expenditures (2024 est.)
$1.231 trillion in foreign reserves (2024 est.)
69.8% of GDP from services (2023 est.)

Government

Japan operates as a parliamentary constitutional monarchy with the emperor as a ceremonial head of state and the prime minister serving as head of government. The legislature, known as the National Diet, is bicameral, comprising the House of Representatives and the House of Councillors. The latest constitution was adopted on 3 May 1947, and Japan is a stable democracy with universal suffrage.

47 prefectures in the country
18 years for voting eligibility
Prime Minister KISHIDA Fumio has been in office since 2021
465 members in the House of Representatives
248 members in the House of Councillors
29.4% of women in the upper chamber of the legislature
3 branches: executive, legislative, and judicial

Military and Security

The Japan Self-Defense Forces (JSDF) encompass ground, maritime, and air defense components, with approximately 230-240,000 active personnel. Military expenditures are projected to reach 1.4% of GDP (2024 est.), and Japan maintains a close alliance with the United States for defense cooperation. Despite restrictions, Japan has incrementally expanded its military roles to include collective self-defense and peacekeeping operations.

14 operational nuclear reactors (2025)
1% military expenditures of GDP in 2020
400 personnel deployed in Djibouti (2025)
JSDF has capabilities for defense against piracy and terrorism
Major Non-NATO Ally status with the US
18-32 years service age for voluntary enlistment
JSDF operates under constitutional limitations to avoid aggressive military actions

Energy

Japan has made significant advancements in energy production, with total installed electricity generation capacity at 361.617 million kW (2023 est.). The country heavily relies on fossil fuels, which account for 65.8% of its energy sources. Despite challenges in domestic energy resources, Japan is focused on diversifying its energy portfolio and advancing renewable energy technologies.

100% electrification rate (2022 est.)
902.769 billion kWh electricity consumption (2023 est.)
0.3% of total capacity from geothermal (2023 est.)
27.657 million metric tons of coal production (2023 est.)
8,000 bbl/day crude oil production (2023 est.)
129.504 million Btu/person total energy consumption per capita (2023 est.)
1.615 million metric tons of coal exports (2023 est.)

Transportation

Japan has a well-developed transportation infrastructure, featuring extensive railways, roads, and ports. The country boasts 280 airports and a merchant marine fleet of 5,229 vessels. Rail systems, including high-speed trains, play a crucial role in domestic travel, with an extensive network of approximately 27,311 km of railways.

163 total ports (2024)
3,036 heliports (2025)
48 fixed-line telephone subscriptions per 100 inhabitants (2023)
219 million mobile cellular subscriptions (2023)
5 national terrestrial TV networks
47.9 million fixed broadband subscriptions (2023)
280 airports (2025)

Communications

Japan's communication sector is highly developed, with over 219 million mobile subscriptions and a fixed line subscription base of 59.758 million (2023). The internet penetration rate stands at 87%, supported by extensive broadcasting media that integrates both public and commercial sectors.

39 fixed broadband subscriptions per 100 inhabitants (2023)
87% of the population accesses the internet (2023 est.)
59.758 million fixed-line telephone subscriptions (2023 est.)
Over 168 mobile subscriptions per 100 inhabitants

Key Metrics

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