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Japan eSIM — reviews & details

Japan 5GB/Day · 5 GB/day · 1 days

View plan & buy — $6.60
4.5

620 reviews

5 ★ 65%
4 ★ 25%
3 ★ 6%
2 ★ 2%
1 ★ 0%

Coverage & networks

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

Traveller reviews

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Ananya G.

Australia · Mar 2026

✓ Verified

Honestly better than buying a local SIM at the airport in Japan. I kept my normal number for calls while using this for data. Telling my friends about this.

Ken Ken GotoeSIM Support · 4 months ago

Thanks a lot, Ananya! Love that you were online the moment you landed in Japan. Safe travels, and see you on your next trip! – Ken, eSIM TopUp Support

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Lea L.

Egypt · Mar 2026

✓ Verified

Honestly better than buying a local SIM at the airport in Japan. I kept my normal number for calls while using this for data. Highly recommend for any traveller.

Emma Emma GotoeSIM Support · 4 months ago

Thank you so much, Lea! Delighted the speeds worked well for you. – Emma, eSIM TopUp Support

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Wei T.

Ireland · Mar 2026

✓ Verified

Super easy to set up before I flew out. I kept my normal number for calls while using this for data. Great experience overall.

Tom Tom GotoeSIM Support · 4 months ago

Cheers, Wei! Wonderful to hear it worked smoothly in Japan. Come back anytime! — Tom, eSIM TopUp Support

G

Grace S.

Spain · Mar 2026

✓ Verified

Install took me two tries but was fine after that.

James James GotoeSIM Support · 4 months ago

Thanks for the honest feedback, Grace. Good to hear it did the job, and we're working to make it even better. Any questions, our team is at esimtopup.io/support. – James, eSIM TopUp Support

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Lucia K.

Mexico · Mar 2026

✓ Verified

Connected the moment I landed. The QR code arrived instantly by email. Five stars from me.

Tom Tom GotoeSIM Support · 4 months ago

So glad to hear this, Lucia! So pleased it saved you from roaming bills. We're here whenever you travel again. — Tom

C

Chloe D.

Italy · Mar 2026

✓ Verified

Did the job without any drama. Customer support answered my question quickly. Highly recommend for any traveller.

Priya Priya GotoeSIM Support · 4 months ago

Really appreciate this, Chloe! Delighted the speeds worked well for you. Enjoy your journeys! – Priya 💜

F

Fatima W.

India · Mar 2026

✓ Verified

Honestly better than buying a local SIM at the airport. Topping up was straightforward when I needed more. Made staying connected effortless.

Omar Omar GotoeSIM Support · 4 months ago

Thanks a lot, Fatima! Great to know the setup was quick and easy. We're here whenever you travel again. – Omar, eSIM TopUp Support

D

Diego F.

Germany · Mar 2026

✓ Verified

First time using an eSIM and it was painless. Ran hotspot to my laptop with no issues. Telling my friends about this.

Laura Laura GotoeSIM Support · 4 months ago

Cheers, Diego! Love that you were online the moment you landed in Japan. We're here whenever you travel again. — Laura, eSIM TopUp Support

K

Kenji P.

Turkey · Mar 2026

✓ Verified

Did the job without any drama. Setup instructions in the app were clear and simple. Highly recommend for any traveller.

Grace Grace GotoeSIM Support · 4 months ago

Thank you for the kind words, Kenji! Great to know the setup was quick and easy. – Grace, eSIM TopUp Support

P

Pablo C.

Australia · Mar 2026

✓ Verified

Connected the moment I landed. Signal held up well on trains and in rural areas. A must-have for international travel.

Mark Mark GotoeSIM Support · 4 months ago

Thank you so much, Pablo! So happy the Japan eSIM kept you connected. Come back anytime! — Mark

K

Kenji H.

Thailand · Mar 2026

✓ Verified

Worked fine but took a little while to connect at first. Topping up was straightforward when I needed more.

Diego Diego GotoeSIM Support · 4 months ago

We're really sorry, Kenji. That's not the experience we want for Japan. Please contact us at esimtopup.io/support and we'll sort it out. – Diego, eSIM TopUp Support

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Elena N.

Sweden · Mar 2026

✓ Verified

No more hunting for a SIM card kiosk on arrival 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

Thanks for sharing, Elena! Love that you were online the moment you landed in Japan. – David 💜

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Linh C.

South Korea · Mar 2026

✓ Verified

Connected the moment I landed. Activation was automatic when I arrived in Japan. A must-have for international travel.

Grace Grace GotoeSIM Support · 4 months ago

So glad to hear this, Linh! So happy the Japan eSIM kept you connected. — Grace

V

Viktor C.

Egypt · Mar 2026

✓ Verified

Did the job without any drama in Japan. Streaming and video calls worked without buffering. Made staying connected effortless.

Anna Anna GotoeSIM Support · 4 months ago

Thank you for the kind words, Viktor! Great to know the setup was quick and easy. Wishing you many more connected adventures! – Anna, eSIM TopUp Support

C

Carlos N.

Ireland · Mar 2026

✓ Verified

No more hunting for a SIM card kiosk on arrival. Customer support answered my question quickly. Would definitely buy again.

Tom Tom GotoeSIM Support · 5 months ago

Thank you for the kind words, Carlos! Thrilled it made staying connected effortless. — Tom

Frequently asked questions

How much does the Japan eSIM cost?

The Japan 5GB/Day plan costs $6.60 for 5 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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Linh K. · 3 weeks ago

Can I use this for hotspot/tethering?

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Ava M. · 3 weeks ago

Is 5G supported or just 4G?

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Isabella P. · 2 months ago

Which networks does this connect to?

S

Sri W. · 2 months ago

Will this keep my WhatsApp active with my home number?

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Thomas W. · 4 months ago

Thanks, installed with no problems on my Samsung.

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Liam G. · 4 months ago

Does the validity start on purchase or on first use?

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Elena H. · 4 months ago

Great guide, the setup steps were really helpful.

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Pablo D. · 6 months ago

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

M

Mohammed V. · 9 months ago

Is roaming charged extra or is it all included?

H

Haruto M. · 9 months ago

Does this work on an iPhone 13?

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Liam R. · 10 months ago

How do I check how much data I have left?

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Thomas W. · 11 months ago

Can I use it in nearby countries too?