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
Lucia L.
UAE · Nov 2025
Connected the moment I landed. Coverage was strong even outside the city. Five stars from me.
Diego
eSIM TopUp Support
· 9 months ago Thanks for sharing, Lucia! Great to know the setup was quick and easy. Come back anytime! – Diego 💜
Ryan R.
Ireland · Nov 2025
First time using an eSIM and it was painless in Japan. Signal held up well on trains and in rural areas.
James
eSIM TopUp Support
· 9 months ago Thank you so much, Ryan! Love that you were online the moment you landed in Japan. Wishing you many more connected adventures! – James 💜
Min-jun F.
Japan · Nov 2025
Super easy to set up before I flew out. I kept my normal number for calls while using this for data. Great experience overall.
Omar
eSIM TopUp Support
· 9 months ago Cheers, Min-jun! Delighted the speeds worked well for you. Enjoy your journeys! – Omar, eSIM TopUp Support
Diego M.
Canada · Nov 2025
Installed in minutes by scanning the QR code. I kept my normal number for calls while using this for data.
Sophie
eSIM TopUp Support
· 9 months ago Thanks for sharing, Diego! Delighted the speeds worked well for you. – Sophie 💜
Budi B.
South Korea · Nov 2025
Installed in minutes by scanning the QR code. Coverage was strong even outside the city. Great experience overall.
Diego
eSIM TopUp Support
· 9 months ago Thanks a lot, Budi! Thrilled it made staying connected effortless. Safe travels, and see you on your next trip! – Diego 💜
Katya C.
Singapore · Nov 2025
Saved me a fortune on my holiday. Customer support answered my question quickly.
Yuki
eSIM TopUp Support
· 9 months ago Thank you so much, Katya! Delighted the speeds worked well for you. — Yuki
Haruto N.
Mexico · Nov 2025
Install took me two tries but was fine after that. Coverage was strong even outside the city.
Mark
eSIM TopUp Support
· 9 months ago We're really sorry, Haruto. This isn't the standard we aim for. Reach our team at esimtopup.io/support so we can help right away. — Mark, eSIM TopUp Support
Thomas K.
Philippines · Oct 2025
Honestly better than buying a local SIM at the airport. Data lasted the whole trip with room to spare. A must-have for international travel.
Emma
eSIM TopUp Support
· 9 months ago Thank you so much, Thomas! So happy the Japan eSIM kept you connected. Enjoy your journeys! — Emma
Ryan C.
Netherlands · Oct 2025
No more hunting for a SIM card kiosk on arrival. Coverage was strong even outside the city. Five stars from me.
Grace
eSIM TopUp Support
· 9 months ago Thanks for sharing, Ryan! Great to know the setup was quick and easy. Safe travels, and see you on your next trip! – Grace 💜
Omar H.
Australia · Oct 2025
Used this on my trip and it worked perfectly. The QR code arrived instantly by email. A must-have for international travel.
Emma
eSIM TopUp Support
· 9 months ago Thank you so much, Omar! So happy the Japan eSIM kept you connected. Enjoy your journeys! — Emma
Chloe W.
Egypt · Oct 2025
Used this on my trip and it worked perfectly. Data lasted the whole trip with room to spare.
Emma
eSIM TopUp Support
· 9 months ago So glad to hear this, Chloe! Thrilled it made staying connected effortless. Come back anytime! — Emma
Liam T.
Sweden · Oct 2025
Saved me a fortune on my holiday. Customer support answered my question quickly. Great experience overall.
Priya
eSIM TopUp Support
· 9 months ago Thanks a lot, Liam! Love that you were online the moment you landed in Japan. — Priya
Mohammed R.
Germany · Oct 2025
First time using an eSIM and it was painless. Customer support answered my question quickly. Will use eSIM TopUp for my next trip for sure.
Anna
eSIM TopUp Support
· 9 months ago Thanks a lot, Mohammed! Great to know the setup was quick and easy. Safe travels, and see you on your next trip! — Anna
Anna K.
Turkey · Oct 2025
Installed in minutes by scanning the QR code. Streaming and video calls worked without buffering. Zero regrets.
Yuki
eSIM TopUp Support
· 9 months ago Thanks for sharing, Anna! So pleased it saved you from roaming bills. Come back anytime! – Yuki, eSIM TopUp Support
Omar D.
Ireland · Oct 2025
Great value compared to roaming charges. Data lasted the whole trip with room to spare. A must-have for international travel.
Grace
eSIM TopUp Support
· 9 months ago Thank you for the kind words, Omar! Great to know the setup was quick and easy. Enjoy your journeys! — Grace, eSIM TopUp Support
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?