Insights

Platforms.

LINE, Instagram and the other platforms where Japanese buyers discover, follow and contact companies.

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74.7% of Japan uses LINE — across every single age group.Platforms

LINE is not WhatsApp: how Japan's #1 app decides who gets discovered

97 million monthly users, 74.7% national reach, every age group. LINE is not a messaging afterthought in Japan — it is infrastructure. What that means for foreign brands.

Feb 27, 2026 · 5 min read