Japan eSIM — reviews & details
Japan 2GB/Day FUP1Mbps · 2 GB/day · 1 days
620 reviews
Coverage & networks
- Japan NTT docomo 5G Rakuten Mobile 5G KDDI/au 5G SoftBank 5G
Traveller reviews
Elena L.
Portugal · Aug 2026
Great value compared to roaming charges. Data lasted the whole trip with room to spare. Exactly as described — no surprises.
Priya
eSIM TopUp Support
· 3 days ago Cheers, Elena! So happy the Japan eSIM kept you connected. We're here whenever you travel again. — Priya
Beatriz T.
Netherlands · Aug 2026
Honestly better than buying a local SIM at the airport in Japan. Coverage was strong even outside the city. Zero regrets.
Ingrid
eSIM TopUp Support
· 5 days ago Thanks a lot, Beatriz! Great to know the setup was quick and easy. — Ingrid, eSIM TopUp Support
Nguyen R.
United States · Aug 2026
Honestly better than buying a local SIM at the airport. I kept my normal number for calls while using this for data. Will use eSIM TopUp for my next trip for sure.
Yuki
eSIM TopUp Support
· 6 days ago Really appreciate this, Nguyen! Love that you were online the moment you landed in Japan. – Yuki, eSIM TopUp Support
Linh L.
Vietnam · Aug 2026
Used this on my trip and it worked perfectly. Data lasted the whole trip with room to spare. Highly recommend for any traveller.
Sara
eSIM TopUp Support
· 1 week ago Really appreciate this, Linh! So pleased it saved you from roaming bills. Come back anytime! — Sara
Emma T.
Malaysia · Aug 2026
Saved me a fortune on my holiday. Data lasted the whole trip with room to spare. Zero regrets.
Sophie
eSIM TopUp Support
· 1 week ago Really appreciate this, Emma! Thrilled it made staying connected effortless. – Sophie 💜
Ingrid T.
Brazil · Aug 2026
Worked fine but took a little while to connect at first. Ran hotspot to my laptop with no issues.
Grace
eSIM TopUp Support
· 1 week ago Appreciate you sharing this, Ingrid. We're constantly optimising speeds and coverage across Japan. Reach us anytime at esimtopup.io/support if we can help. – Grace 💜
Aisha T.
France · Aug 2026
Worked fine but took a little while to connect at first.
David
eSIM TopUp Support
· 1 week ago Apologies for the trouble, Aisha. This isn't the standard we aim for. Please contact us at esimtopup.io/support and we'll sort it out. – David, eSIM TopUp Support
Nadia N.
Spain · Aug 2026
Did the job without any drama. Activation was automatic when I arrived.
Yuki
eSIM TopUp Support
· 1 week ago So glad to hear this, Nadia! Love that you were online the moment you landed in Japan. Wishing you many more connected adventures! – Yuki 💜
Liam D.
Switzerland · Jul 2026
Super easy to set up before I flew out in Japan. Setup instructions in the app were clear and simple. Great experience overall.
Grace
eSIM TopUp Support
· 1 week ago Thanks for sharing, Liam! Delighted the speeds worked well for you. We're here whenever you travel again. — Grace, eSIM TopUp Support
Liam K.
Singapore · Jul 2026
First time using an eSIM and it was painless. Signal held up well on trains and in rural areas. Five stars from me.
Ken
eSIM TopUp Support
· 1 week ago So glad to hear this, Liam! So pleased it saved you from roaming bills. Come back anytime! – Ken, eSIM TopUp Support
Sophia T.
Japan · Jul 2026
Installed in minutes by scanning the QR code. Ran hotspot to my laptop with no issues. Zero regrets.
Omar
eSIM TopUp Support
· 1 week ago Thanks for sharing, Sophia! Great to know the setup was quick and easy. Wishing you many more connected adventures! — Omar, eSIM TopUp Support
Nadia C.
New Zealand · Jul 2026
Connected the moment I landed. Streaming and video calls worked without buffering.
Laura
eSIM TopUp Support
· 1 week ago So glad to hear this, Nadia! Delighted the speeds worked well for you. Safe travels, and see you on your next trip! – Laura 💜
Thomas V.
Portugal · Jul 2026
Installed in minutes by scanning the QR code. Streaming and video calls worked without buffering.
James
eSIM TopUp Support
· 2 weeks ago Really appreciate this, Thomas! Wonderful to hear it worked smoothly in Japan. We're here whenever you travel again. – James, eSIM TopUp Support
Anna N.
Malaysia · Jul 2026
Bought it the night before my flight — smooth process. Signal held up well on trains and in rural areas. Telling my friends about this.
Mark
eSIM TopUp Support
· 2 weeks ago Thank you for the kind words, Anna! Thrilled it made staying connected effortless. Safe travels, and see you on your next trip! — Mark
Camila B.
Italy · Jul 2026
First time using an eSIM and it was painless in Japan. I kept my normal number for calls while using this for data. Telling my friends about this.
Mark
eSIM TopUp Support
· 2 weeks ago Thank you so much, Camila! Love that you were online the moment you landed in Japan. Come back anytime! — Mark
Frequently asked questions
How much does the Japan eSIM cost?
The Japan 2GB/Day FUP1Mbps plan costs $2.40 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
Pablo C. · 2 weeks ago
Is roaming charged extra or is it all included?
Arjun F. · 1 month ago
How do I check how much data I have left?
Isabella W. · 2 months ago
Can I use this for hotspot/tethering?
Sarah L. · 2 months ago
Does the validity start on purchase or on first use?
Emma N. · 2 months ago
Which networks does this connect to?
Mohammed D. · 2 months ago
Is 5G supported or just 4G?
Emma K. · 3 months ago
Thanks, installed with no problems on my Samsung.
Ryan T. · 8 months ago
How long does the QR code take to arrive after payment?
Min-jun F. · 9 months ago
Can I use it in nearby countries too?
Somchai L. · 10 months ago
Great guide, the setup steps were really helpful.
James K. · 11 months ago
Will this keep my WhatsApp active with my home number?
Kenji L. · 11 months ago
Does this work on an iPhone 13?