Chile is about 2 times bigger than Japan.

Japan is approximately 377,915 sq km, while Chile is approximately 756,102 sq km, making Chile 100% larger than Japan. Meanwhile, the population of Japan is ~123.4 million people (103.5 million fewer people live in Chile).
Tip: This to-scale comparison of Japan vs. Chile uses the Mercator projection, which distorts the size of regions near the poles.
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