Japan is about 1.4 times smaller than Thailand.

Thailand is approximately 513,120 sq km, while Japan is approximately 377,915 sq km, making Japan 73.65% the size of Thailand. Meanwhile, the population of Thailand is ~69.0 million people (56.5 million more people live in Japan).

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

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