Japan 2GB/Day (IIJ) eSIM Reviews & Details — 0.0★

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Japan NTT docomo 5G

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Frequently asked questions

How much does the Japan eSIM cost?

The Japan 2GB/Day (IIJ) plan costs $3.20 for 2 GB/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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Anna M. · 3 days ago

Can I use this for hotspot/tethering?

James eSIM TopUp Support

Absolutely, Anna — tethering and hotspot work fine on the Japan eSIM, so you can share data with a laptop or travel buddy. Just keep an eye on your data since it all comes out of the same plan. – James

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Wei H. · 1 month ago

How do I check how much data I have left?

David eSIM TopUp Support

It is in the app under My eSIMs, and on your account dashboard on the website.

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Ananya B. · 1 month ago

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

Ingrid eSIM TopUp Support

Before — install on Wi-Fi at home. The plan only starts once it connects at your destination.

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Pablo L. · 2 months ago

Thanks, installed with no problems on my Samsung.

Anna eSIM TopUp Support

Thanks for the feedback — happy it was straightforward.

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Min-jun P. · 2 months ago

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

Diego eSIM TopUp Support

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

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Camila K. · 7 months ago

Which networks does this connect to?

Sophie eSIM TopUp Support

The plan page lists the carriers for that destination. Selection is automatic.

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Arjun P. · 8 months ago

Does this work on an iPhone 13?

Mark eSIM TopUp Support

It does. Every iPhone from the XS onwards supports eSIM, including the 13.

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Arjun D. · 8 months ago

Can I use it in nearby countries too?

Laura eSIM TopUp Support

That depends on the plan — country plans work in that country only, while our regional and global plans cover multiple destinations.

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Priya N. · 10 months ago

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

James eSIM TopUp Support

Yes, if the plan supports top-up you can add data to the same eSIM rather than installing a new one.

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Marco V. · 10 months ago

Does the validity start on purchase or on first use?

Emma eSIM TopUp Support

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

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Ingrid V. · 10 months ago

Great guide, the setup steps were really helpful.

Laura eSIM TopUp Support

Thank you, that is good to hear.

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Diego L. · 1 year ago

Can I use this for hotspot/tethering?

Omar eSIM TopUp Support

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

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Andre M. · 1 year ago

Will this keep my WhatsApp active with my home number?

Ken eSIM TopUp Support

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