Japan eSIM — reviews & details
Japan 3GB 30Days · 3 GB · 30 days
620 reviews
Coverage & networks
- Japan NTT docomo 5G Rakuten Mobile 5G KDDI/au 5G SoftBank 5G
Traveller reviews
Min-jun L.
Portugal · Jan 2025
Exactly what I needed for travelling. Setup instructions in the app were clear and simple.
Sara
eSIM TopUp Support
· 1 year ago Cheers, Min-jun! So happy the Japan eSIM kept you connected. Safe travels, and see you on your next trip! – Sara 💜
Giulia H.
Japan · Jan 2025
Worked fine but took a little while to connect at first.
Emma
eSIM TopUp Support
· 1 year ago Thank you for taking the time, Giulia. 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. — Emma
Yuki F.
Mexico · Jan 2025
Worked fine but took a little while to connect at first. Activation was automatic when I arrived.
Grace
eSIM TopUp Support
· 1 year ago Appreciate you sharing this, Yuki. We're constantly optimising speeds and coverage across Japan. Reach us anytime at esimtopup.io/support if we can help. — Grace, eSIM TopUp Support
Min-jun W.
Singapore · Jan 2025
Good coverage in the city, a bit patchy in remote areas. Setup instructions in the app were clear and simple.
Tom
eSIM TopUp Support
· 1 year ago Appreciate you sharing this, Min-jun. Good to hear it did the job, and we're working to make it even better. Reach us anytime at esimtopup.io/support if we can help. – Tom 💜
Louis F.
Switzerland · Jan 2025
Connected the moment I landed. Customer support answered my question quickly. Five stars from me.
Ken
eSIM TopUp Support
· 1 year ago Really appreciate this, Louis! Thrilled it made staying connected effortless. We're here whenever you travel again. — Ken, eSIM TopUp Support
Lucia N.
Egypt · Jan 2025
Saved me a fortune on my holiday. The QR code arrived instantly by email.
Omar
eSIM TopUp Support
· 1 year ago Really appreciate this, Lucia! So happy the Japan eSIM kept you connected. — Omar
James V.
Turkey · Jan 2025
Saved me a fortune on my holiday in Japan. The QR code arrived instantly by email. Would definitely buy again.
Grace
eSIM TopUp Support
· 1 year ago Thank you for the kind words, James! So pleased it saved you from roaming bills. — Grace
Andre L.
Germany · Jan 2025
Used this on my trip and it worked perfectly. Streaming and video calls worked without buffering. Telling my friends about this.
Mark
eSIM TopUp Support
· 1 year ago Thank you for the kind words, Andre! Thrilled it made staying connected effortless. Safe travels, and see you on your next trip! — Mark
Wei L.
France · Jan 2025
Worked fine but took a little while to connect at first.
Laura
eSIM TopUp Support
· 1 year ago Thank you for taking the time, Wei. We're constantly optimising speeds and coverage across Japan. Any questions, our team is at esimtopup.io/support. – Laura 💜
Ryan K.
Australia · Jan 2025
Installed in minutes by scanning the QR code in Japan. Coverage was strong even outside the city. Telling my friends about this.
Grace
eSIM TopUp Support
· 1 year ago Thank you so much, Ryan! Love that you were online the moment you landed in Japan. – Grace, eSIM TopUp Support
Marco R.
Turkey · Jan 2025
Did the job without any drama. Data lasted the whole trip with room to spare. Telling my friends about this.
Diego
eSIM TopUp Support
· 1 year ago Thanks for sharing, Marco! Thrilled it made staying connected effortless. – Diego 💜
Liam H.
France · Jan 2025
Bought it the night before my flight — smooth process in Japan. I kept my normal number for calls while using this for data. A must-have for international travel.
Omar
eSIM TopUp Support
· 1 year ago Thank you so much, Liam! So pleased it saved you from roaming bills. Safe travels, and see you on your next trip! – Omar, eSIM TopUp Support
Carlos V.
Spain · Dec 2024
First time using an eSIM and it was painless. Setup instructions in the app were clear and simple.
Ken
eSIM TopUp Support
· 1 year ago Thank you so much, Carlos! Wonderful to hear it worked smoothly in Japan. Come back anytime! — Ken
Ryan D.
Ireland · Dec 2024
First time using an eSIM and it was painless. I kept my normal number for calls while using this for data. Highly recommend for any traveller.
Ingrid
eSIM TopUp Support
· 1 year ago Thanks for sharing, Ryan! So happy the Japan eSIM kept you connected. We're here whenever you travel again. — Ingrid, eSIM TopUp Support
Carlos R.
Ireland · Dec 2024
Used this on my trip and it worked perfectly. Ran hotspot to my laptop with no issues.
Ingrid
eSIM TopUp Support
· 1 year ago So glad to hear this, Carlos! Wonderful to hear it worked smoothly in Japan. — Ingrid
Frequently asked questions
How much does the Japan eSIM cost?
The Japan 3GB 30Days plan costs $2.70 for 3 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
Pablo G. · 2 months ago
Is 5G supported or just 4G?
Pablo C. · 2 months ago
How do I check how much data I have left?
Grace G. · 2 months ago
Can I use this for hotspot/tethering?
Marco C. · 3 months ago
Can I use it in nearby countries too?
Lucas D. · 3 months ago
Great guide, the setup steps were really helpful.
Ingrid F. · 5 months ago
Is roaming charged extra or is it all included?
Pablo N. · 6 months ago
Does the validity start on purchase or on first use?
Olivia N. · 6 months ago
Does this work on an iPhone 13?
Linh T. · 8 months ago
Can I top up the same eSIM instead of buying a new one?
Viktor P. · 9 months ago
Thanks, installed with no problems on my Samsung.
Carlos L. · 9 months ago
Will this keep my WhatsApp active with my home number?
Sri N. · 1 year ago
Which networks does this connect to?