Japan eSIM — reviews & details
Japan 10GB 30Days · 10 GB · 30 days
620 reviews
Coverage & networks
- Japan NTT docomo 5G Rakuten Mobile 5G KDDI/au 5G SoftBank 5G
Traveller reviews
Katya F.
South Korea · Jul 2025
Installed in minutes by scanning the QR code. Customer support answered my question quickly. A must-have for international travel.
Sara
GotoeSIM Support
· 1 year ago Cheers, Katya! Great to know the setup was quick and easy. – Sara 💜
James G.
Italy · Jul 2025
Bought it the night before my flight — smooth process. Coverage was strong even outside the city.
Ken
GotoeSIM Support
· 1 year ago Really appreciate this, James! Love that you were online the moment you landed in Japan. Safe travels, and see you on your next trip! – Ken 💜
Ravi F.
South Korea · Jul 2025
Decent speeds, though slower than I expected in a few spots.
Tom
GotoeSIM Support
· 1 year ago Apologies for the trouble, Ravi. That's not the experience we want for Japan. Reach our team at esimtopup.io/support so we can help right away. – Tom 💜
Liam L.
Poland · Jul 2025
Decent speeds, though slower than I expected in a few spots. Coverage was strong even outside the city.
Grace
GotoeSIM Support
· 1 year ago Apologies for the trouble, Liam. That's not the experience we want for Japan. Please contact us at esimtopup.io/support and we'll sort it out. — Grace
Lea V.
United States · Jul 2025
Bought it the night before my flight — smooth process. Streaming and video calls worked without buffering.
Omar
GotoeSIM Support
· 1 year ago Thank you so much, Lea! Delighted the speeds worked well for you. — Omar
Ryan B.
Portugal · Jul 2025
Great value compared to roaming charges. Activation was automatic when I arrived. Zero regrets.
Sara
GotoeSIM Support
· 1 year ago Cheers, Ryan! Love that you were online the moment you landed in Japan. Safe travels, and see you on your next trip! — Sara, eSIM TopUp Support
Sophia F.
Vietnam · Jul 2025
Bought it the night before my flight — smooth process. Ran hotspot to my laptop with no issues. A must-have for international travel.
Sara
GotoeSIM Support
· 1 year ago Thank you for the kind words, Sophia! So happy the Japan eSIM kept you connected. Come back anytime! — Sara, eSIM TopUp Support
Mei P.
Indonesia · Jul 2025
No more hunting for a SIM card kiosk on arrival. Signal held up well on trains and in rural areas. Telling my friends about this.
Grace
GotoeSIM Support
· 1 year ago Thank you for the kind words, Mei! Thrilled it made staying connected effortless. We're here whenever you travel again. — Grace, eSIM TopUp Support
Mohammed S.
France · Jul 2025
Super easy to set up before I flew out. Signal held up well on trains and in rural areas. Highly recommend for any traveller.
Emma
GotoeSIM Support
· 1 year ago Thanks for sharing, Mohammed! Love that you were online the moment you landed in Japan. Come back anytime! — Emma, eSIM TopUp Support
Ethan F.
Sweden · Jul 2025
Great value compared to roaming charges. Activation was automatic when I arrived.
Yuki
GotoeSIM Support
· 1 year ago Really appreciate this, Ethan! Thrilled it made staying connected effortless. – Yuki, eSIM TopUp Support
Louis W.
Philippines · Jul 2025
Did the job without any drama. Streaming and video calls worked without buffering. Will use eSIM TopUp for my next trip for sure.
Ingrid
GotoeSIM Support
· 1 year ago Really appreciate this, Louis! Wonderful to hear it worked smoothly in Japan. – Ingrid 💜
Beatriz F.
Philippines · Jul 2025
First time using an eSIM and it was painless. Coverage was strong even outside the city. Would definitely buy again.
Emma
GotoeSIM Support
· 1 year ago Thanks for sharing, Beatriz! So happy the Japan eSIM kept you connected. Safe travels, and see you on your next trip! — Emma, eSIM TopUp Support
Andre W.
South Korea · Jul 2025
Solid overall, just wish there was a bit more data for the price. Coverage was strong even outside the city.
Ingrid
GotoeSIM Support
· 1 year ago So sorry to hear this, Andre. This isn't the standard we aim for. Reach our team at esimtopup.io/support so we can help right away. — Ingrid
Mateo T.
Switzerland · Jul 2025
Did the job without any drama. The QR code arrived instantly by email.
Laura
GotoeSIM Support
· 1 year ago Really appreciate this, Mateo! So pleased it saved you from roaming bills. Safe travels, and see you on your next trip! — Laura
James R.
Italy · Jul 2025
Honestly better than buying a local SIM at the airport. Streaming and video calls worked without buffering.
David
GotoeSIM Support
· 1 year ago Really appreciate this, James! So pleased it saved you from roaming bills. — David, 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
James F. · 2 weeks ago
How long does the QR code take to arrive after payment?
Katya S. · 2 months ago
Will this keep my WhatsApp active with my home number?
Mohammed N. · 4 months ago
Does the validity start on purchase or on first use?
Pablo L. · 4 months ago
Do I need to install it before I travel or after I arrive?
Camila F. · 5 months ago
Can I use it in nearby countries too?
Katya G. · 5 months ago
Great guide, the setup steps were really helpful.
Olivia W. · 6 months ago
Thanks, installed with no problems on my Samsung.
Sophia F. · 6 months ago
How do I check how much data I have left?
Priya B. · 7 months ago
Does this work on an iPhone 13?
Sophia T. · 7 months ago
Can I top up the same eSIM instead of buying a new one?
Somchai D. · 8 months ago
Can I use this for hotspot/tethering?
Linh B. · 10 months ago
Which networks does this connect to?