Christianity by country

How Many Christians Are in Japan?

1.4 millionChristians, about 1.1% of the population (Agency for Cultural Affairs, 2025)

The short answer

Japan is home to about 1.4 million Christians, roughly 1.1% of its 123.8 million people (Agency for Cultural Affairs, 2025). It is a country where Christians are a minority, though a real and often growing one.

The churches of Japan

The Christian churches of Japan are a small Protestant and Roman Catholic minority.

You are welcome here

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Christians in other countries

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The Living Bread. “How Many Christians Are in Japan?” living-bread.org/how-many-christians-in-japan.

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Population from Wikidata; Christian share from Agency for Cultural Affairs (2025); estimates differ between sources. We cite, and we never invent figures.

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