Population
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This comparison uses the latest available atlas values for each country; reporting years can differ by metric.
Population
Surface area
Nominal GDP
Proportional bars and relative differences make the headline numbers easier to read.
Japan’s population is about 16.5× that of Hong Kong S.A.R., a difference of 116,451,271.
Japan’s surface area is about 341× that of Hong Kong S.A.R., a difference of 376,859 km².
Hong Kong S.A.R.’s population density is about 20.7× that of Japan, a difference of 6,450 /km².
Japan’s nominal GDP is 890% larger than that of Hong Kong S.A.R., a difference of $3.62 trillion.
Hong Kong S.A.R.’s GDP per capita is 66% higher than that of Japan, a difference of $21,588.
Values use the latest available observations in WorldSumma. Economic reporting years are shown when available and can differ by country.
Hong Kong
Tokyo
7,524,100
123,975,371
1,110 km²
377,969 km²
6,778 /km²
328 /km²
$406.86 billion · 2024
$4.03 trillion · 2024
$54,075 · 2024
$32,487 · 2024
Asia
Asia
Eastern Asia
Eastern Asia
Hong Kong dollar · HKD · $
Japanese yen · JPY · ¥
Hong Kong, Hong Kongese
Japanese
+852
+81
.hk
.jp
HK / HKG
JP / JPN
Asia/Hong_Kong
Asia/Tokyo
香港
日本
| Measure | Hong Kong S.A.R. | Japan |
|---|---|---|
| Capital | Hong Kong | Tokyo |
| Population | 7,524,100 | 123,975,371 |
| Surface area | 1,110 km² | 377,969 km² |
| Population density | 6,778 /km² | 328 /km² |
| Nominal GDP | $406.86 billion · 2024 | $4.03 trillion · 2024 |
| GDP per capita | $54,075 · 2024 | $32,487 · 2024 |
| Region | Asia | Asia |
| Subregion | Eastern Asia | Eastern Asia |
| Currency | Hong Kong dollar · HKD · $ | Japanese yen · JPY · ¥ |
| Nationality | Hong Kong, Hong Kongese | Japanese |
| Phone code | +852 | +81 |
| Internet domain | .hk | .jp |
| ISO codes | HK / HKG | JP / JPN |
| Time zone | Asia/Hong_Kong | Asia/Tokyo |
| Native name | 香港 | 日本 |
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Nestled on China’s southeastern coast, Hong Kong SAR blends the dynamism of a global financial hub with a tapestry of heritage and modernity.
Full Hong Kong S.A.R. profile →Japan, an island nation where ancient traditions meet cutting‑edge technology, captivates visitors with its harmonious blend of natural beauty, cultural depth, and urban dynamism.
Full Japan profile →The capital of Hong Kong S.A.R. is Hong Kong.
Hong Kong S.A.R. has a recorded population of approximately 7,524,100 people.
Hong Kong S.A.R. covers an area of about 1,110 km².
Hong Kong S.A.R. has a population density of roughly 6,778 /km² (people per square kilometre).
Hong Kong S.A.R. has a gross domestic product (GDP) of approximately $406.86 billion as of 2024.
Hong Kong S.A.R. has a GDP per capita of approximately $54,075.
Hong Kong S.A.R. uses the Hong Kong dollar (HKD), with the symbol $.
Hong Kong S.A.R. is located in Eastern Asia, Asia.
The native name of Hong Kong S.A.R. is 香港.
People from Hong Kong S.A.R. are referred to as Hong Kong, Hong Kongese.
The international dialing code for Hong Kong S.A.R. is +852.
The country code top-level domain (ccTLD) for Hong Kong S.A.R. is .hk.
Hong Kong S.A.R. uses the Asia/Hong_Kong time zone.
Nestled on China’s southeastern coast, Hong Kong SAR blends the dynamism of a global financial hub with a tapestry of heritage and modernity.
The capital of Japan is Tokyo.
Japan has a recorded population of approximately 123,975,371 people.
Japan covers an area of about 377,969 km².
Japan has a population density of roughly 328 /km² (people per square kilometre).
Japan has a gross domestic product (GDP) of approximately $4.03 trillion as of 2024.
Japan has a GDP per capita of approximately $32,487.
Japan uses the Japanese yen (JPY), with the symbol ¥.
Japan is located in Eastern Asia, Asia.
The native name of Japan is 日本.
People from Japan are referred to as Japanese.
The international dialing code for Japan is +81.
The country code top-level domain (ccTLD) for Japan is .jp.
Japan uses the Asia/Tokyo time zone.
Japan, an island nation where ancient traditions meet cutting‑edge technology, captivates visitors with its harmonious blend of natural beauty, cultural depth, and urban dynamism.