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Japan eSIM — reviews & details

Japan 10GB 30Days · 10 GB · 30 days

View plan & buy — $7.05
4.5

620 reviews

5 ★ 64%
4 ★ 25%
3 ★ 6%
2 ★ 4%
1 ★ 1%

Coverage & networks

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

Traveller reviews

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Liam C.

United States · Apr 2026

✓ Verified

Install took me two tries but was fine after that.

James James GotoeSIM Support · 3 months ago

Apologies for the trouble, Liam. This isn't the standard we aim for. Please contact us at esimtopup.io/support and we'll sort it out. — James

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Noah T.

United Kingdom · Apr 2026

✓ Verified

Used this on my trip and it worked perfectly. Data lasted the whole trip with room to spare. Highly recommend for any traveller.

Anna Anna GotoeSIM Support · 3 months ago

Thank you for the kind words, Noah! So pleased it saved you from roaming bills. Enjoy your journeys! — Anna, eSIM TopUp Support

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Mateo G.

Turkey · Apr 2026

✓ Verified

No more hunting for a SIM card kiosk on arrival. Data lasted the whole trip with room to spare. Would definitely buy again.

James James GotoeSIM Support · 3 months ago

Thank you so much, Mateo! So pleased it saved you from roaming bills. Enjoy your journeys! — James, eSIM TopUp Support

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Haruto K.

Singapore · Apr 2026

✓ Verified

Bought it the night before my flight — smooth process. Data lasted the whole trip with room to spare. Zero regrets.

Diego Diego GotoeSIM Support · 4 months ago

Really appreciate this, Haruto! So pleased it saved you from roaming bills. – Diego 💜

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Sarah G.

Switzerland · Apr 2026

✓ Verified

Used this on my trip and it worked perfectly. Setup instructions in the app were clear and simple. Zero regrets.

Ingrid Ingrid GotoeSIM Support · 4 months ago

So glad to hear this, Sarah! Thrilled it made staying connected effortless. We're here whenever you travel again. — Ingrid

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Hugo N.

Philippines · Apr 2026

✓ Verified

Install took me two tries but was fine after that. The QR code arrived instantly by email.

Anna Anna GotoeSIM Support · 4 months ago

Apologies for the trouble, Hugo. That's not the experience we want for Japan. Please contact us at esimtopup.io/support and we'll sort it out. – Anna 💜

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Zoe M.

Ireland · Apr 2026

✓ Verified

Worked fine but took a little while to connect at first.

Omar Omar GotoeSIM Support · 4 months ago

Thank you for taking the time, Zoe. Glad it mostly worked for you in Japan — we're always improving our coverage. Reach us anytime at esimtopup.io/support if we can help. — Omar, eSIM TopUp Support

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Hugo G.

Australia · Apr 2026

✓ Verified

First time using an eSIM and it was painless in Japan. Signal held up well on trains and in rural areas. Highly recommend for any traveller.

Yuki Yuki GotoeSIM Support · 4 months ago

Thank you so much, Hugo! Thrilled it made staying connected effortless. Safe travels, and see you on your next trip! – Yuki, eSIM TopUp Support

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Budi M.

Saudi Arabia · Apr 2026

✓ Verified

Great value compared to roaming charges. Data lasted the whole trip with room to spare. Great experience overall.

James James GotoeSIM Support · 4 months ago

Thank you so much, Budi! Love that you were online the moment you landed in Japan. Wishing you many more connected adventures! — James

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Sven N.

Indonesia · Apr 2026

✓ Verified

Exactly what I needed for travelling. Coverage was strong even outside the city. Telling my friends about this.

Laura Laura GotoeSIM Support · 4 months ago

Really appreciate this, Sven! Delighted the speeds worked well for you. Wishing you many more connected adventures! — Laura

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Linh P.

Singapore · Apr 2026

✓ Verified

Saved me a fortune on my holiday in Japan. I kept my normal number for calls while using this for data. Highly recommend for any traveller.

David David GotoeSIM Support · 4 months ago

So glad to hear this, Linh! So pleased it saved you from roaming bills. Wishing you many more connected adventures! – David 💜

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Andre M.

Saudi Arabia · Apr 2026

✓ Verified

Installed in minutes by scanning the QR code. Topping up was straightforward when I needed more. Made staying connected effortless.

Diego Diego GotoeSIM Support · 4 months ago

Thank you for the kind words, Andre! Great to know the setup was quick and easy. We're here whenever you travel again. – Diego 💜

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Beatriz G.

Philippines · Apr 2026

✓ Verified

First time using an eSIM and it was painless in Japan. Topping up was straightforward when I needed more.

Ingrid Ingrid GotoeSIM Support · 4 months ago

Thank you so much, Beatriz! Delighted the speeds worked well for you. Wishing you many more connected adventures! – Ingrid 💜

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Somchai K.

Turkey · Apr 2026

✓ Verified

Connected the moment I landed. I kept my normal number for calls while using this for data.

Sara Sara GotoeSIM Support · 4 months ago

So glad to hear this, Somchai! So pleased it saved you from roaming bills. – Sara, eSIM TopUp Support

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Sarah P.

Egypt · Apr 2026

✓ Verified

Installed in minutes by scanning the QR code. Topping up was straightforward when I needed more. Made staying connected effortless.

Sophie Sophie GotoeSIM Support · 4 months ago

Thank you for the kind words, Sarah! Love that you were online the moment you landed in Japan. Safe travels, and see you on your next trip! – Sophie, eSIM TopUp Support

Frequently asked questions

How much does the Japan eSIM cost?

The Japan 10GB 30Days plan costs $7.05 for 10 GB over 30 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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James F. · 2 weeks ago

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

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Katya S. · 2 months ago

Will this keep my WhatsApp active with my home number?

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Mohammed N. · 4 months ago

Does the validity start on purchase or on first use?

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Pablo L. · 4 months ago

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

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Camila F. · 5 months ago

Can I use it in nearby countries too?

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Katya G. · 5 months ago

Great guide, the setup steps were really helpful.

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Olivia W. · 6 months ago

Thanks, installed with no problems on my Samsung.

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Sophia F. · 6 months ago

How do I check how much data I have left?

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Priya B. · 7 months ago

Does this work on an iPhone 13?

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Sophia T. · 7 months ago

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

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Somchai D. · 7 months ago

Can I use this for hotspot/tethering?

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Linh B. · 10 months ago

Which networks does this connect to?