The map above shows Japan and New South Wales side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Japan vs New South Wales Geography
Land area: Japan has a land area of 140,752 square miles (364,546 km²), while New South Wales has 309,130 square miles (800,642 km²). New South Wales' land area is 2.2 times (120%) larger than Japan's.
Total area: Japan: 145,937 square miles (377,975 km²) vs New South Wales: 309,130 square miles (800,642 km²), including inland and coastal water. New South Wales' total area is 2.1 times (112%) larger than Japan's.
Length: Japan is 1,557 miles (2,505 km) long from north to south; New South Wales is 678 miles (1,092 km). Japan's north-south length is 2.3 times (130%) longer than New South Wales'.
Width: Japan spans 1,568 miles (2,524 km) east to west; New South Wales spans 831 miles (1,338 km). Japan's east-west width is 1.9 times (89%) wider than New South Wales'.
Highest point: Japan's highest point is Mount Fuji at 12,388 feet (3,776 m); New South Wales's is Mount Kosciuszko at 7,310 feet (2,228 m). Mount Fuji is 5,078 feet higher than Mount Kosciuszko.
Lowest point: Japan's lowest point is Hachirogata at -13 feet; New South Wales's is Pacific Ocean at 0 feet. Japan's lowest point is 13 feet lower.
Japan vs New South Wales Population and History
Population: Japan has a population of 122,680,000 (2026), while New South Wales has 8,624,534 (2025). Japan's population is 14.2 times larger than New South Wales'.
Population density: Japan: 871.6 people per square mile vs New South Wales: 27.9. Japan's population density is 31.2 times higher than New South Wales'.
Largest metro area: Japan's largest metropolitan area is Tokyo (33,412,512 people) vs New South Wales's Greater Sydney (5,638,830). Tokyo's population is 5.9 times (493%) larger than Greater Sydney's.
History: Japan: An independent state for over two millennia; the current constitution dates from 1947. New South Wales: Became an Australian state at Federation on January 1, 1901; founded as a colony in 1788. In its current form, Japan is the older of the two by 1,241 years.
Japan vs New South Wales Economy
GDP: Japan's GDP is $4,435.2 billion (2025) vs New South Wales's $547.1 billion. Japan's economic output is 8.1 times (711%) larger than New South Wales'.
GDP per capita: Japan: $35,951 per person vs New South Wales: $63,435. New South Wales' GDP per capita is 1.8 times (76%) higher than Japan's.
Official Websites
Japan official website · New South Wales official website
More Size Comparisons
All Japan size comparisons · All New South Wales size comparisons
Area, elevation and boundary figures come from official national statistics and US Census Bureau and Natural Earth boundary data; US state population, economic, county and tax figures come from the US Census Bureau, the Bureau of Economic Analysis and the Tax Foundation. Figures are rounded and for general reference.