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Japan

Japan is a country made of many islands in the ocean. It has tall mountains, busy cities and snowy monkeys.

Japan is an island country in East Asia. Most of its land is steep mountains and forest, Mount Fuji is its tallest peak, and about 124 million people live there, many of them in big cities such as Tokyo.

Japan is an archipelago off the east coast of Asia, stretching about 2,400 km through the western North Pacific. It sits where four tectonic plates meet, which gives it many earthquakes and active volcanoes, and its 123.8 million people (2024) are heavily concentrated in the low-lying areas along the Pacific coast of Honshu.

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Photo: 名古屋太郎, (edited by Hannes_24), CC BY-SA 3.0, via Wikimedia Commons

Discover Japan

Japan is a country made of islands.

The sea is all around it. Japan has big mountains and green forests. It has busy cities with tall buildings. The capital city is called Tokyo.

Japan is an island country in East Asia, in the Pacific Ocean off the coast of the Asian mainland. Its four biggest islands are Honshu, Hokkaido, Kyushu and Shikoku, and more than 14,000 smaller islands lie around them.

Japan is a land of steep mountains and thick forests, with busy cities squeezed onto the flatter land near the coast. Its capital is Tokyo, one of the largest cities in the world. About 124 million people live in Japan, and most of them speak Japanese.

Japan is an archipelago that curves for about 2,400 km from northeast to southwest, parallel to the Asian mainland and separated from it by the Sea of Japan. It lies between roughly 20° and 45° north and 123° and 154° east. Japan's statistics bureau counts five main islands (Hokkaido, Honshu, Shikoku, Kyushu and Okinawa) and more than 14,000 smaller ones, with a total surface area of about 378,000 square kilometers.

Mountains and hills cover about three-quarters of the land, and forest and fields cover 67 percent of it (2020). The population, 123.80 million in 2024, is concentrated on the low-lying plains along the Pacific coast of Honshu, where Tokyo, the capital since 1868, stands.

Mount Fuji from Lake Shōji
Photo: 名古屋太郎, (edited by Hannes_24), CC BY-SA 3.0, via Wikimedia Commons

Cities and famous places

Tokyo is the biggest city in Japan.

It has very tall towers. Kyoto is an old city with gardens and wooden buildings. Himeji Castle is big and white. It has white walls and many roofs.

Tokyo is Japan's capital, home to about 14 million people (2022). It used to be called Edo, and it became the capital in 1868. Kyoto was the capital for more than a thousand years before that. It was built in the year 794, and its old wooden buildings and gardens are a World Heritage Site.

Himeji Castle is a huge white castle from the early 1600s, made of 83 wooden buildings with white plastered walls. On Itsukushima, an island in the Seto Inland Sea, a Shinto shrine with buildings from the 1100s stands between the mountains and the sea.

Tokyo, formerly Edo, became the imperial capital in 1868, replacing Kyoto, and is now one of the largest metropolitan areas in the world (about 14.3 million people in the city in 2022). Kyoto was founded in 794 on the model of ancient Chinese capitals and remained the imperial capital until the mid-19th century; UNESCO lists its historic monuments for their wooden architecture and gardens, which influenced garden design worldwide. Britannica notes that Kyoto's Golden Pavilion (Kinkaku) was first built in the 15th century, but the present building dates from the 1950s.

Himeji Castle, a World Heritage Site since 1993, is described by UNESCO as the finest surviving example of early 17th-century Japanese castle architecture: 83 buildings in wood, with white plastered earthen walls and layered roofs. Itsukushima Shrine, a place of Shinto worship, has buildings dating from the 12th century and was inscribed in 1996.

Himeji castle in may 2015 after the five year renovation of the roof and walls
Photo: Nikos Kitsakis, CC BY-SA 4.0, via Wikimedia Commons

Mountains, volcanoes and weather

Japan has many mountains.

Some mountains are volcanoes. Mount Fuji is the tallest one. Its top is often white with snow. In winter, some parts of Japan get lots and lots of snow.

Most of Japan is mountains and hills, and many of them are volcanoes. Japan sits where four of the giant plates of Earth's crust push against each other. That is why it has so many earthquakes and volcanoes: the official count in 2017 was 111 active volcanoes, about one in every ten in the world.

The highest is Mount Fuji, 3,776 meters tall, often capped with snow. Japan's weather changes from north to south. In winter, northwest winds drop heavy snow on the Sea of Japan side of Honshu, and from summer to autumn, typhoons can sweep in from the Pacific.

Japan lies at the meeting point of the Eurasian, North American, Pacific and Philippine Sea plates. Collision and subduction along these boundaries cause frequent earthquakes and volcanic eruptions; Japan holds about 10 percent of the world's active volcanoes, officially 111 in 2017, a count that changes as research and criteria change. Mount Fuji, a solitary stratovolcano 3,776 m high, is the tallest of them.

The climate is temperate but varies widely. Winter monsoon winds bring heavy snow to the Sea of Japan side of Honshu and dry weather to the Pacific side; there are two rainy spells, in early summer and in autumn, and typhoons arrive from summer to autumn. In the south, Yakushima's forests hold about 1,900 plant species and subspecies, including ancient Japanese cedars (sugi).

Photo of Yakushima
Photo: tsuda from Tsushima, Aichi, Japan, CC BY-SA 2.0, via Wikimedia Commons

Animals of Japan

Japan has snow monkeys.

Some of them warm up in hot water pools. Tall white cranes stand in the snow. A giant salamander lives in fast, rocky streams.

The Japanese macaque, also called the snow monkey, is a monkey native to Japan. In the north of Honshu, some live in mountains that are covered in snow for eight months of the year, and some groups spend much of the day sitting in warm hot springs.

The red-crowned crane is one of the world's largest cranes, about 158 centimeters tall, with a red patch on its head. The cranes in eastern Japan stay all year instead of migrating. The Japanese giant salamander can grow up to 1.5 meters long and breathes mostly through its wrinkly skin.

Macaca fuscata, the Japanese macaque, is a primate native to Japan. Britannica describes populations in northern Honshu living in mountains snow-covered for eight months a year, some of which spend much of the day in hot springs. The IUCN lists it as Least Concern.

The red-crowned crane (Grus japonensis) stands about 158 cm tall with a wingspan up to 2.5 m; the Japanese population, in eastern Japan, is non-migratory, although the species as a whole migrates. The Japanese giant salamander (Andrias japonicus), second-largest salamander in the world at up to 1.5 m and 23 kg, lives in rocky, fast-flowing streams and takes in most of its oxygen through its skin. The IUCN lists both as Vulnerable.

Red-crowned Crane in Japan
Photo: Christoph Moning, CC BY 4.0, via Wikimedia Commons

People, languages and food

About 124 million people live in Japan.

Most people speak Japanese. Japanese writing uses three sets of letters and signs. Many meals have rice, fish and vegetables.

About 124 million people live in Japan, and many of them live on the low-lying land along the coast. Japanese is the main language. It is written with kanji, characters that came from Chinese, plus two sets of sound symbols called hiragana and katakana.

The Ainu are an Indigenous people of Hokkaido in the north, with their own language, and today people are working to revive it. Traditional Japanese cooking, called washoku, uses rice, fish, vegetables and wild plants, and families pass on cooking skills at shared mealtimes.

Japan's population was 123.80 million in 2024, down 0.55 million from the year before, and 29.3 percent of people were aged 65 or over, a record high. The population is heavily concentrated in the low-lying areas along the Pacific coast of Honshu. Japanese is the official language, written in kanji (characters adapted from Chinese) together with the hiragana and katakana syllabaries.

The Ainu, who traditionally lived in Hokkaido, Sakhalin and the Kuril Islands, were officially recognized as an Indigenous people in 2008; the Ainu language is a language isolate, and a revitalization movement has taught it formally since the 1980s. Shinto and Buddhism are the main religious traditions, and many people follow practices from both. Washoku, traditional Japanese food culture based on local ingredients such as rice, fish, vegetables and wild plants, was added to UNESCO's Intangible Cultural Heritage lists in 2013.

Ninenzaka, pedestrian paved street, with paper umbrellas on a storefront and a couple walking, wearing a yukata
Photo: Basile Morin, CC BY-SA 4.0, via Wikimedia Commons

A long history

People have lived in Japan for a very long time.

Long ago, Kyoto was the capital city. Later, Tokyo became the capital. Old castles and temples still stand today.

People have lived in Japan for tens of thousands of years. Long ago, contact with China and Korea brought new ideas, including a way of writing, Buddhism and new kinds of art.

In the year 794 a new capital, Kyoto, was built, and it stayed the capital for over a thousand years. From the late 1100s, military rulers held power for hundreds of years. From the early 1600s to the mid-1800s, Japan had very little contact with the outside world. Then it opened up, changed quickly, and in 1868 Tokyo became the capital.

Humans have lived in Japan for tens of thousands of years, but its written history begins in the 1st century BCE, in Chinese records. Contact with China and Korea brought the Chinese writing system, Buddhism and new art forms; political unification began under the Yamato court in the late 4th and early 5th centuries. Civilization flourished at Nara in the 8th century and at Heian-kyō (Kyoto), founded in 794, until the late 12th century. Seven centuries of rule by military leaders followed, culminating in near isolation from the early 17th to the mid-19th century.

After reopening, Japan modernized rapidly; in 1868 Tokyo replaced Kyoto as the imperial capital. Japan then built an overseas empire in Korea and China, which led to war with the United States and its allies from 1941 and to defeat in World War II. On 6 August 1945 an atomic bomb exploded over Hiroshima; the Genbaku Dome, the only structure left standing in the area, is preserved as the Hiroshima Peace Memorial, a World Heritage Site since 1996 that expresses the hope for peace. After the war, rapid economic growth brought Japan to the forefront of the world economy. Today Japan is a constitutional monarchy: the emperor is a symbolic head of state and elected leaders govern through the Diet.

Wide-frame view and water reflection of Kinkaku-ji Temple, a sunny day, Kyoto, Japan
Photo: Basile Morin, CC BY-SA 4.0, via Wikimedia Commons

Through the years

Japan on the map

Find Japan on the globe.

It is in Asia, at the edge of the big Pacific Ocean. Its islands make a long, curvy line. Japan has no land border with any other country.

Japan is in East Asia. Its islands form a long, curved chain about 2,400 kilometers long. Because it is made only of islands, Japan shares no land border with any other country.

The Pacific Ocean lies to the east and south. To the west, the Sea of Japan separates it from Korea and Russia, and to the southwest the East China Sea lies between Japan and China. Beyond the four big islands, smaller island groups stretch far to the south, including the Ryukyu Islands with Okinawa.

Japan lies off the eastern edge of the Eurasian continent, between about 20° and 45° N and 123° and 154° E. The arc runs northeast to southwest for about 2,400 km. Japan has no land boundary with another country; its neighbors are across the water.

Britannica describes its sea boundaries: the Sea of Japan (also called the East Sea) to the west, facing the Korean Peninsula and southeastern Siberia; the La Perouse (Sōya) Strait and the Sea of Okhotsk to the north; the Pacific to the east and south; and the East China Sea to the southwest. The island of Tsushima lies in the strait between Kyushu and South Korea. Beyond the main islands are the Ryukyu (Nansei) Islands, which include Okinawa, and the Izu, Bonin (Ogasawara) and Volcano island groups south of central Honshu.

Latitude
about 20° to 45° north
Longitude
about 123° to 154° east
Length of the island chain
about 2,400 km
Islands
5 main islands and more than 14,000 smaller ones

Amazing facts

  • Japan has more than 14,000 little islands.

    Besides its big islands, Japan has more than 14,000 smaller islands of all sizes.

    Japan's statistics bureau lists five main islands and more than 14,000 smaller ones, together about 378,000 square kilometers.

  • Some snow monkeys warm up in hot water pools.

    In the snowy mountains of northern Honshu, some Japanese macaques spend much of the day sitting in hot springs.

    Some Japanese macaque populations in northern Honshu, where mountains are snow-covered for eight months a year, spend much of the day in natural hot springs.

  • Japan has lots of volcanoes.

    About one in every ten active volcanoes in the world is in Japan.

    Japan holds about 10 percent of the world's active volcanoes; the official count was 111 in 2017, and it changes as criteria and research change.

  • A big salamander in Japan breathes through its skin.

    The Japanese giant salamander can grow to 1.5 meters long, and it breathes mostly through its wrinkly skin.

    Andrias japonicus, up to 1.5 m and 23 kg, takes in oxygen mainly through its skin; its single lung is used mostly to control buoyancy.

  • Kyoto's Golden Pavilion is newer than it looks.

    Kyoto's Golden Pavilion was first built in the 1400s, but the building standing today was built in the 1950s.

    Britannica dates the original Kinkaku (Golden Pavilion) to the 15th century and the present structure to the 1950s.

Words to know

archipelago
a group or chain of islands
volcano
an opening in Earth's crust where melted rock, ash and gas come out
tectonic plate
one of the giant, slowly moving pieces of Earth's outer shell
typhoon
a powerful storm that forms over the western Pacific Ocean
kanji
written characters used in Japanese that came from Chinese
Indigenous
describes the first peoples known to have lived in a place
World Heritage Site
a place UNESCO lists as important to all people, to be protected

Discovery challenge

  1. What is the capital city of Japan?

    Which city is the capital of Japan?

    Which city replaced Kyoto as Japan's capital in 1868?

    • Tokyo
    • Kyoto
    • Osaka
    Show the answer

    Tokyo

    Tokyo is the capital of Japan.

    Tokyo is the capital. Kyoto was the capital for more than a thousand years before that.

    Tokyo, formerly Edo, became the imperial capital in 1868, replacing Kyoto, which had been the capital since 794.

  2. Japan is made of many what?

    Japan is a country made of many what?

    Japan is an archipelago. An archipelago is a group of what?

    • Deserts
    • Islands
    • Glaciers
    Show the answer

    Islands

    Japan is made of islands, with the sea all around.

    Japan has four big islands and more than 14,000 smaller ones.

    An archipelago is a group or chain of islands; Japan's arcs about 2,400 km through the western North Pacific.

  3. What is the tallest mountain in Japan?

    Which mountain is the highest in Japan?

    Which stratovolcano, 3,776 meters high, is Japan's highest peak?

    • Mount Everest
    • Mount Kenya
    • Mount Fuji
    Show the answer

    Mount Fuji

    Mount Fuji is the tallest. It is a volcano.

    Mount Fuji, 3,776 meters tall, is Japan's highest mountain and a volcano.

    Mount Fuji is a solitary stratovolcano and Japan's highest peak; UNESCO inscribed it in 2013.

  4. Which animal warms up in hot water pools?

    Which animal in Japan sometimes sits in hot springs to stay warm?

    Which primate, native to Japan, has populations that spend much of the day in hot springs?

    • Japanese macaque
    • Red-crowned crane
    • Japanese giant salamander
    Show the answer

    Japanese macaque

    Snow monkeys, called Japanese macaques, warm up in hot water.

    Some Japanese macaques, or snow monkeys, sit in hot springs in the snowy mountains of northern Honshu.

    Macaca fuscata in northern Honshu lives in mountains snow-covered for eight months a year; some groups spend much of the day in hot springs.

  5. Why does Japan have so many volcanoes?

    Why does Japan have so many volcanoes and earthquakes?

    What explains Japan's many earthquakes and active volcanoes?

    • Giant plates of rock meet under it
    • It is very close to the Equator
    • It has a lot of rivers
    Show the answer

    Giant plates of rock meet under it

    Big pieces of rock push together under Japan. That makes volcanoes.

    Four of Earth's plates meet under Japan, and their pushing makes earthquakes and volcanoes.

    The Eurasian, North American, Pacific and Philippine Sea plates converge there; subduction feeds volcanoes and stress releases as earthquakes.

Places to discover in Japan

Animals of Japan

Explore next

For parents & teachers

What children will learn

  • Locate Japan and name its main islands and surrounding seas.
  • Explain how converging tectonic plates give Japan its volcanoes and earthquakes.
  • Describe some of Japan's wildlife, places and ways of life without treating them as one single culture.
  • Outline Japan's history from Kyoto (794) to Tokyo (1868) and today.

Recommended ages: 3 to 17 · About 15 minutes

Talk about it

  • Why do you think most people in Japan live near the coast?
  • How might living with earthquakes and snowstorms change how people build homes and schools?
  • What is an old place near you that people work to protect, like Himeji Castle?

Try at home or in class

  • On a world map or globe, trace Japan's island chain and compare its length with a trip you know.
  • Push two pieces of thick cardboard together on a table and watch one ride up over the other, like plates under Japan.

Key vocabulary: archipelago, volcano, tectonic plate, typhoon, kanji, Indigenous, World Heritage Site

Where these facts come from

  1. Wikidata , Wikimedia Foundation (CC0 1.0)
  2. Natural Earth vector data , Natural Earth (NACIS) (Public domain)
  3. UNESCO World Heritage List , UNESCO World Heritage Centre (Linked as a reference; site facts come from Wikidata)
  4. Statistical Handbook of Japan 2026 (Chapter 1 Land and Climate; Chapter 2 Population) , Statistics Bureau of Japan
  5. Japan , Encyclopaedia Britannica
  6. Active Volcanoes in Japan , Japan Tourism Agency
  7. Fujisan, sacred place and source of artistic inspiration , UNESCO World Heritage Centre
  8. Himeji-jo , UNESCO World Heritage Centre
  9. Itsukushima Shinto Shrine , UNESCO World Heritage Centre
  10. Historic Monuments of Ancient Kyoto (Kyoto, Uji and Otsu Cities) , UNESCO World Heritage Centre
  11. Yakushima , UNESCO World Heritage Centre
  12. Hiroshima Peace Memorial (Genbaku Dome) , UNESCO World Heritage Centre
  13. Washoku, traditional dietary cultures of the Japanese, notably for the celebration of New Year , UNESCO Intangible Cultural Heritage
  14. Ainu , Encyclopaedia Britannica
  15. Japanese macaque , Encyclopaedia Britannica
  16. Red-crowned crane , Smithsonian's National Zoo and Conservation Biology Institute
  17. Japanese giant salamander , Smithsonian's National Zoo and Conservation Biology Institute
  18. PlayOwl region table, version 1 , PlayOwl (PlayOwl original data)
  19. flag-icons 7.5.0 , Panayiotis Lipiridis and contributors (MIT)
  20. Wikimedia Commons , Wikimedia Foundation (Per file (public domain, CC0, CC BY or CC BY-SA); see each media record)

Checked, not yet human-reviewed. Last updated October 24, 2026. Spotted a mistake? Tell us.

Picture credits
  • Photo: 名古屋太郎, (edited by Hannes_24), CC BY-SA 3.0, via Wikimedia Commons · source · license
  • Photo: Nikos Kitsakis, CC BY-SA 4.0, via Wikimedia Commons · source · license
  • Photo: tsuda from Tsushima, Aichi, Japan, CC BY-SA 2.0, via Wikimedia Commons · source · license
  • Photo: Christoph Moning, CC BY 4.0, via Wikimedia Commons · source · license
  • Photo: Basile Morin, CC BY-SA 4.0, via Wikimedia Commons · source · license
  • Photo: Basile Morin, CC BY-SA 4.0, via Wikimedia Commons · source · license
  • Photo: Morio, CC BY-SA 3.0, via Wikimedia Commons · source · license
  • Photo: KENPEI, CC BY-SA 3.0, via Wikimedia Commons · source · license
  • Photo: Salamandra2021, CC BY-SA 4.0, via Wikimedia Commons · source · license
  • Photo: JordyMeow, CC BY-SA 3.0, via Wikimedia Commons · source · license
  • Photo: Akonnchiroll, CC0 1.0, via Wikimedia Commons · source · license