The country’s military, the Japan Self-Defense Forces (JSDF), is restricted by Article 9 of the Japanese Constitution, which renounces Japan’s right to declare war or use military force in international disputes. From the 12th century, actual power was held by military aristocrats known as shōgun and feudal lords called daimyō, enforced by warrior nobility named samurai. English has taken a major role in Japan as a business and international link language, and is a compulsory subject at the junior and senior high school levels.

Foreign relations

The war cost Japan millions of lives and many of its conquered territories, including de jure parts of Japan such as Korea, Taiwan, Karafuto, and the Kurils. Throughout areas occupied by Japan during the war, numerous abuses were committed against local inhabitants. In 1940, the Empire invaded French Indochina, after which the United States placed an oil embargo on Japan.
Executive power is instead wielded by the prime minister and the Cabinet, whose sovereignty is vested in the Japanese people. In 2020, the government of Japan announced a target of carbon-neutrality by 2050. Japan ranks 20th in the 2018 Environmental Performance Index, which https://www.richyfox.co.uk/ measures a country’s commitment to environmental sustainability. Responding to rising concerns, the government introduced environmental protection laws in 1970. Japan has nine forest ecoregions which reflect the climate and geography of the islands.
The earliest works of Japanese literature include the Kojiki and Nihon Shoki chronicles and the Man’yōshū poetry anthology, all from the 8th century and written in Chinese characters. It was not until after World War II that Japanese architects made an impression on the international scene, firstly with the work of architects like Kenzō Tange and then with movements like Metabolism. People without insurance through employers can participate in a national health insurance program administered by local governments. Throughout the latest century, Western customs originally related to Christianity, including Western style weddings, Valentine’s Day and Christmas, have become popular as secular customs among many Japanese. Few children learn these languages, but local governments have sought to increase awareness of the traditional languages. The Japanese language is Japan’s de facto national language and the primary written and spoken language of most people in the country.

• Western classical music, introduced in the late 19th century, forms an integral part of Japanese culture.
• Despite early resistance, Buddhism was promoted by the ruling class, including figures like Prince Shōtoku, and gained widespread acceptance beginning in the Asuka period (592–710).
• Japan’s service sector accounts for about 69.8% of its total economic output as of 2023update.
• The Keihin and Hanshin superport hubs are among the largest in the world, at 7.98 and 5.22 million TEU respectively as of 2017update.
• Japanese comics, known as manga, developed in the mid-20th century and have become popular worldwide.

Go-Daigo was defeated by Ashikaga Takauji in 1336, beginning the Muromachi period (1336–1573). After Yoritomo’s death, the Hōjō clan came to power as regents for the shōgun. Japan’s feudal era was characterized by the emergence and dominance of a ruling class of warriors, the samurai.
As of 2019update, 37.1% of energy in Japan is produced from petroleum, 25.1% from coal, 22.4% from natural gas, 3.5% from hydropower and 2.8% from nuclear power, among other sources. The Keihin and Hanshin superport hubs are among the largest in the world, at 7.98 and 5.22 million TEU respectively as of 2017update. The largest domestic airport, Haneda Airport in Tokyo, was Asia’s second-busiest airport in 2019. The high-speed Shinkansen (bullet trains) that connect major cities are known for their safety and punctuality. The largest lunar mission since the Apollo program, its purpose was to gather data on the Moon’s origin and evolution. Japan’s plans in space exploration include building a Moon base and landing astronauts by 2030.
In 645, the government led by Prince Naka no Ōe and Fujiwara no Kamatari devised and implemented the far-reaching Taika Reforms. Before 日本 was adopted in the early 8th century, the country was known in China as Wa (倭, changed in Japan around 757 to 和) and in Japan by the endonym Yamato. A developed country with one of the world’s largest economies by nominal GDP, it is a global leader in the automotive, electronics, and robotics industries, in addition to making significant contributions to science and technology. Widely considered a great power and the only Asian member of the G7, it maintains one of the world’s strongest militaries but has constitutionally renounced its right to declare war. The country annexed Korea in 1910, invaded China in 1937, and attacked the U.S. and European colonial powers in 1941, thus entering World War II as an Axis power. After rule by the Kamakura and Ashikaga shogunates and a century of warring states, Japan was unified in 1600 by the Tokugawa shogunate, which implemented an isolationist foreign policy.

External links

The country hosted the official 2006 Basketball World Championship and co-hosted the 2023 Basketball World Championship. Popular Japanese beverages include sake, a brewed rice beverage that typically contains 14–17% alcohol and is made by multiple fermentation of rice. Japanese curry, since its introduction to Japan from British India, is so widely consumed that it can be termed a national dish, alongside ramen and sushi.

Climate

Minority ethnic groups in the country include the indigenous Ainu and Ryukyuan people. Japan is an ethnically and culturally homogeneous society, with the Japanese people forming 97.4% of the country’s population. Japan has a population of over 123 million, of whom nearly 120 million are Japanese nationals (2024 estimates). Since privatization in 1987, dozens of Japanese railway companies compete in regional and local passenger transportation markets; major companies include seven JR enterprises, Kintetsu, Seibu Railway and Keio Corporation. The Japanese agricultural sector accounts for about 1.2% of the country’s total GDP as of 2018update. Japan is widely considered to be a great power due to its economic power and political, cultural, and military influence.

Land Area

However, it lacks any laws against discrimination based on race, ethnicity, religion, sexual orientation, or gender identity and does not have a national human rights institution. The Special Assault Team comprises national-level counter-terrorism tactical units that cooperate with territorial-level Anti-Firearms Squads and Counter-NBC Terrorism Squads. In December 2022, Prime Minister Fumio Kishida instructed the government to increase spending by 65% until 2027. The deployment of troops to Iraq and Afghanistan marked the first overseas use of Japan’s military since World War II. The military is governed by the Ministry of Defense, and primarily consists of the Japan Ground Self-Defense Force, the Japan Maritime Self-Defense Force, and the Japan Air Self-Defense Force. Japan is the third highest-ranked Asian country in the 2024 Global Peace Index.

• The Zen school of Buddhism was introduced from China in the Kamakura period (1185–1333) and became popular among the samurai class.
• The 1920s saw a political shift towards statism, a period of lawlessness following the 1923 Great Tokyo Earthquake, the passing of laws against political dissent, and a series of attempted coups.
• As of 2025update, over 29.3% of the population is over 65, or more than one in four out of the Japanese population.
• A century later, the Book of Wei records that the kingdom of Yamatai (which may refer to Yamato) unified most of these kingdoms.
• Between the 4th and 6th centuries, its kingdoms were united under an emperor in Nara and later in Heian-kyō.
• The largest lunar mission since the Apollo program, its purpose was to gather data on the Moon’s origin and evolution.
• Japanese curry, since its introduction to Japan from British India, is so widely consumed that it can be termed a national dish, alongside ramen and sushi.

As a growing number of younger Japanese are not marrying or remaining childless, Japan’s population is expected to drop to around 88 million by 2065. As of 2025update, over 29.3% of the population is over 65, or more than one in four out of the Japanese population. The country has therefore aimed to diversify its sources and maintain high levels of energy efficiency. The Sendai Nuclear Power Plant restarted in 2015, and since then several other nuclear power plants have been restarted.

The Jinshin War of 672, a bloody conflict between Prince Ōama and his nephew Prince Ōtomo, became a major catalyst for further administrative reforms. It nationalized all land in Japan, to be distributed equally among cultivators, and ordered the compilation of a household registry as the basis for a new system of taxation. Despite early resistance, Buddhism was promoted by the ruling class, including figures like Prince Shōtoku, and gained widespread acceptance beginning in the Asuka period (592–710). A century later, the Book of Wei records that the kingdom of Yamatai (which may refer to Yamato) unified most of these kingdoms. The Yayoi period saw the introduction of innovative practices including wet-rice farming, a new style of pottery, and metallurgy from China and Korea. Clay vessels from the period are among the oldest surviving examples of pottery.