Japan is about 1.6 times bigger than United Kingdom.

United Kingdom is approximately 243,610 sq km, while Japan is approximately 377,915 sq km, making Japan 55% larger than United Kingdom. Meanwhile, the population of United Kingdom is ~65.8 million people (59.7 million more people live in Japan).

This to-scale map shows a size comparison of United Kingdom compared to Japan. For more details, see an in-depth quality of life comparison of Japan vs. United Kingdom using our country comparison tool.

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