Japan 500MB/Day eSIM Reviews & Details — 0.0★

Coverage & networks

Japan NTT docomo 5G Rakuten Mobile 5G KDDI/au 5G SoftBank 5G

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Frequently asked questions

How much does the Japan eSIM cost?

The Japan 500MB/Day plan costs $0.80 for 500 MB/day over 1 days, paid once with no hidden fees.

How do I activate my Japan eSIM?

Scan the QR code in your phone settings (Cellular/Mobile → Add eSIM) or tap Install in the eSIM TopUp app. Install on Wi-Fi before your trip; it activates when you arrive in Japan.

Will this eSIM work on my phone?

It works on any eSIM-compatible, carrier-unlocked phone — iPhone XS and newer, Google Pixel 3 and newer, and recent Samsung Galaxy models.

Can I keep my regular number?

Yes. The eSIM runs alongside your normal SIM, so you keep your number for calls and texts while using data in Japan.

Comments & questions

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Lucas K. · 2 weeks ago

How do I check how much data I have left?

Anna eSIM TopUp Support

Hi Lucas, easiest way is the eSIM TopUp app — your remaining data updates there in real time. You can also check it under Settings › Cellular on your phone. Any trouble, just reach us at esimtopup.io/support. – Anna

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Giulia C. · 1 month ago

How long does the QR code take to arrive after payment?

David eSIM TopUp Support

Delivery is immediate. The QR is in your account the moment payment clears.

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Daniel H. · 3 months ago

Great guide, the setup steps were really helpful.

Sophie eSIM TopUp Support

Thanks — glad it helped. Enjoy the trip!

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Ava F. · 3 months ago

Will this keep my WhatsApp active with my home number?

Priya eSIM TopUp Support

It does — your home number stays live for WhatsApp, calls and texts. The eSIM only carries data.

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Sarah P. · 4 months ago

Thanks, installed with no problems on my Samsung.

Emma eSIM TopUp Support

Thanks for the feedback — happy it was straightforward.

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Diego V. · 7 months ago

Is 5G supported or just 4G?

Sara eSIM TopUp Support

You get 5G on networks that carry it, and 4G everywhere else. No setting to change.

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Priya D. · 7 months ago

Can I top up the same eSIM instead of buying a new one?

James eSIM TopUp Support

Top-ups are supported on most plans — look for "Top-up supported" on the plan page.

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Olivia M. · 10 months ago

Is roaming charged extra or is it all included?

Ingrid eSIM TopUp Support

No extra roaming fees — the price you see is the price you pay.

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Priya K. · 10 months ago

Can I use this for hotspot/tethering?

Ken eSIM TopUp Support

Yes, hotspot and tethering are supported. It uses your plan data as normal.

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Sven F. · 11 months ago

Does the validity start on purchase or on first use?

Anna eSIM TopUp Support

Validity starts on first connection at your destination, not at purchase.

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Lucia W. · 1 year ago

Do I need to install it before I travel or after I arrive?

Laura eSIM TopUp Support

Set it up before departure. Installing needs internet, and airport Wi-Fi is not always reliable.

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Sophia L. · 1 year ago

How do I check how much data I have left?

James eSIM TopUp Support

Open the app and go to My eSIMs — usage updates there. You can also see it on your account page.

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Hugo S. · 1 year ago

Does this work on an iPhone 13?