Japan is about 1,601 times bigger than Cook Islands.

Cook Islands is approximately 236 sq km, while Japan is approximately 377,915 sq km, making Japan 160,033% larger than Cook Islands. Meanwhile, the population of Cook Islands is ~8,128 people (124.2 million more people live in Japan).
This to-scale comparison of Cook Islands vs. Japan uses the Mercator projection, which distorts the size of regions near the poles. Learn more.

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