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Simbye eSIM Data Plans for Japan 🇯🇵

★ BEST VALUE Japan Japan 50GB 180Days · 4G/5G
50GB 180 days $0.77/GB
$45.00 $38.25
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Prices include the Simbye coupon · taxes may apply at checkout · updated Jun 16, 2026

Quick answers

Does Simbye sell eSIM plans for Japan?

Yes. eSIMAdvice currently lists 14 Simbye Japan plans.

What is the cheapest Simbye eSIM for Japan?

The lowest displayed Simbye Japan plan is Japan 1GB 7Days at $2.55 for 1GB.

What is the best value Simbye Japan plan?

Japan 50GB 180Days is the current best-value match by displayed price per GB: $0.77/GB.

Is the ESM15 coupon included in these prices?

Yes. Eligible displayed prices already include the active ESM15 coupon where the provider rule applies.