Japan is about 5 times bigger than Ireland.

Ireland is approximately 70,273 sq km, while Japan is approximately 377,915 sq km, making Japan 438% larger than Ireland. Meanwhile, the population of Ireland is ~5.2 million people (120.3 million more people live in Japan).

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

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