Japan
Japan is an island nation in East Asia, located in the Pacific Ocean east of the Korean Peninsula.
How big is it?
378,000 km² · area
Area · rounded geography model
A little perspective
Japan vs United Kingdom: area comparison
Japan has about 1.55 times the area of the United Kingdom.
Japan is an island nation in East Asia, located in the Pacific Ocean east of the Korean Peninsula.
Too small to see at this scale. The ring marks its true-scale position, not its area. The shape has not been enlarged.
The United Kingdom is a country in north-western Europe comprising England, Scotland, Wales and Northern Ireland.
Too small to see at this scale. The ring marks its true-scale position, not its area. The shape has not been enlarged.
Measurements, assumptions & sources +
Japan
Area: 378,000 km²; rounded geography model.
A rounded 377,975 km² national-area anchor, not a survey boundary.
Defined examples — our methodology
The marked area is calibrated. Unmeasured illustration details are representative.
United Kingdom
Area: 243,600 km²; rounded geography model.
A rounded 243,610 km² geographical-area anchor. Inland-water and territorial definitions matter.
Defined examples — our methodology
The marked area is calibrated. Unmeasured illustration details are representative.
Use the visual comparison to explore its scale, then check the measurements and sources.
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Why this measurement?
Why we use 378,000 km²
We compare the area of Japan. This is an illustrative comparison value, not a claim that every example is the same.
A rounded 377,975 km² national-area anchor, not a survey boundary.
The picture identifies the subject; the diagram compares the recorded values. How calibrated comparisons work →
Recorded properties
Dimensions and measurements
| Property | Selected value | Recorded range | Basis |
|---|---|---|---|
| 378,000 km² | Not recorded | rounded geography model |
Around this scale
Explore nearby values.
Compare examples with lower, similar and higher values. Each card names the measurement being compared.
Nearest lower valuePlaces and natural featuresGreat Barrier Reef348,000 km²World Heritage property areaThe Great Barrier Reef is a large coral reef system off the coast of Australia, renowned for its extensive marine biodiversity.
Around the same scalePlaces and natural featuresUnited Kingdom243,600 km²AreaThe United Kingdom is a country in north-western Europe comprising England, Scotland, Wales and Northern Ireland.
Nearest higher valuePlanets, moons and spaceEnceladus798,600 km²Spherical surface areaEnceladus is a natural satellite of Saturn, with an icy surface and plumes of water vapour erupting from its south pole.Sources and method
Want to check the number?
The source records and measurement method remain available for inspection.
More ways to see it
Curated comparisons
There’s always another scale
Follow your curiosity.
SportFootball pitch105 mA football pitch is the marked rectangular playing surface used for association football.
SpaceEarth12,740 kmEarth is the rocky planet on which we live and the third planet from the Sun.
PlacesCentral Park3.41 km²Central Park is a large public park in the centre of Manhattan, New York City.PlacesUnited Kingdom243,600 km²The United Kingdom is a country in north-western Europe comprising England, Scotland, Wales and Northern Ireland.SpaceEnceladus504.2 kmEnceladus is a natural satellite of Saturn, with an icy surface and plumes of water vapour erupting from its south pole.PlacesGreat Barrier Reef348,000 km²The Great Barrier Reef is a large coral reef system off the coast of Australia, renowned for its extensive marine biodiversity.
SpaceCeres939.4 kmCeres is a dwarf planet located in the asteroid belt between Mars and Jupiter.
PlacesGreenland2,166,000 km²Greenland is a large Arctic island northeast of Canada, mostly covered by an ice sheet and governed as an autonomous territory within Denmark.