Line
Dominant messaging app with extensive local features including Line Pay, Line Spots, and official accounts for businesses and government services.

Apps, local services, useful places and traveler tips — the practical answer, in one place.The chat & social apps locals actually use every day.
Quick answer
For messaging & social in Japan, start with trusted local tools, websites and community tips — then check city-specific availability. Coverage, language support and payment methods often vary by place.
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Apps, websites and services we've vetted for messaging & social in Japan.
2 picks
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