What is the cheapest eSIM for Japan?

Plans start at $0.50 and the median price is $1.20/GB. For a 15-day trip, the cheapest works out to about $0.03 per travel day. Prices re-checked 21 min ago.

When should I install an eSIM for Japan?

Install on reliable Wi-Fi within the provider's documented window. Some plans start validity at installation and others at first connection, so follow the selected plan's email rather than assuming.

Are unlimited eSIM plans available for Japan?

Yes. 279 current plans are listed as unlimited. Read each network note for a daily high-speed allowance or throttle rule; “unlimited” is not automatically full speed all day.

Can I use hotspot with an eSIM for Japan?

1169 of 1848 plans allow hotspot/tethering — filter by “Hotspot / tethering” above. Plans that block it carry a “No hotspot” badge, and where a provider hasn't told us, we show “—” rather than guess.

JapanAny lengthNormal · ≈500 MB/day Plan prices checked 21 min ago

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Compare data, coverage and total prices. Choose a plan that fits your trip.

Showing all plan lengths — tell us your trip length and we'll rank by what your days actually cost.

1,843 plans · 50 providers

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Lowest total price first. Data allowances differ.

RoameSIM

5G available

20GB

Data

365 days

Validity

Instant QRHotspot OK

Check coupon eligibility10% off · eligibility not yet confirmed · 10% off with ESIMADVICE10. Eligibility and exclusions are not confirmed.

$182.81

$9.14/GB

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1,843 plans · 50 providers