Japan is about 1.8 times bigger than Utah.

Utah is approximately 212,751 sq km, while Japan is approximately 377,915 sq km, making Japan 78% larger than Utah. Meanwhile, the population of Utah is ~2.8 million people (121.5 million more people live in Japan).
Tip: This to-scale comparison of Utah vs. Japan uses the Mercator projection, which distorts the size of regions near the poles.
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