Country size comparison

compared to

Ireland is about 5 times smaller than Japan.

Japan is approximately 377,915 sq km, while Ireland is approximately 70,273 sq km, making Ireland 18.59% the size of Japan. Meanwhile, the population of Japan is ~124.2 million people (118.9 million fewer people live in Ireland).
Tip: This to-scale comparison of Japan vs. Ireland uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Ireland vs. Japan

Flip Comparison · See true size
See Ireland on top of Japan
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Quality of Life Comparison · 11 statistics
Make 59.9% less money in Japan
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Cost of Living Comparison · 7 categories - 2026 data
Japan is 27.5% cheaper than Ireland overall
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Moving from Ireland to Japan · OECD 2023
468 people moved from Ireland to Japan.
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