Japan eSIM — reviews & details
Japan 3GB 15Days (nonhkip) · 3 GB · 15 days
620 reviews
Coverage & networks
- Japan KDDI/au 5G
Traveller reviews
Zoe G.
Poland · Jan 2026
No more hunting for a SIM card kiosk on arrival. Topping up was straightforward when I needed more.
Mark
GotoeSIM Support
· 6 months ago So glad to hear this, Zoe! Delighted the speeds worked well for you. Enjoy your journeys! – Mark, eSIM TopUp Support
Louis P.
Italy · Jan 2026
Solid overall, just wish there was a bit more data for the price.
Ken
GotoeSIM Support
· 6 months ago Appreciate you sharing this, Louis. 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. — Ken, eSIM TopUp Support
Lucia P.
Turkey · Jan 2026
Installed in minutes by scanning the QR code. Activation was automatic when I arrived. Telling my friends about this.
Yuki
GotoeSIM Support
· 6 months ago So glad to hear this, Lucia! Thrilled it made staying connected effortless. — Yuki
Andre N.
Australia · Jan 2026
Did the job without any drama. Signal held up well on trains and in rural areas. Will use eSIM TopUp for my next trip for sure.
Ingrid
GotoeSIM Support
· 6 months ago So glad to hear this, Andre! Love that you were online the moment you landed in Japan. Wishing you many more connected adventures! – Ingrid 💜
Ananya L.
Germany · Jan 2026
Did the job without any drama. Signal held up well on trains and in rural areas. Zero regrets.
Tom
GotoeSIM Support
· 6 months ago So glad to hear this, Ananya! Thrilled it made staying connected effortless. Come back anytime! — Tom
Haruto N.
France · Jan 2026
No more hunting for a SIM card kiosk on arrival. Data lasted the whole trip with room to spare.
Yuki
GotoeSIM Support
· 6 months ago Really appreciate this, Haruto! So pleased it saved you from roaming bills. — Yuki
Omar T.
Brazil · Jan 2026
Saved me a fortune on my holiday. Data lasted the whole trip with room to spare.
Diego
GotoeSIM Support
· 6 months ago Really appreciate this, Omar! Love that you were online the moment you landed in Japan. Come back anytime! — Diego, eSIM TopUp Support
Ravi F.
Malaysia · Jan 2026
Install took me two tries but was fine after that. The QR code arrived instantly by email.
Mark
GotoeSIM Support
· 6 months ago Thanks for the honest feedback, Ravi. 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. — Mark
Ji-woo R.
Mexico · Jan 2026
Used this on my trip and it worked perfectly. Coverage was strong even outside the city.
Anna
GotoeSIM Support
· 6 months ago So glad to hear this, Ji-woo! Wonderful to hear it worked smoothly in Japan. – Anna, eSIM TopUp Support
Somchai T.
Poland · Jan 2026
Decent speeds, though slower than I expected in a few spots.
Omar
GotoeSIM Support
· 6 months ago Appreciate you sharing this, Somchai. We're constantly optimising speeds and coverage across Japan. Any questions, our team is at esimtopup.io/support. – Omar 💜
Giulia D.
Sweden · Jan 2026
Super easy to set up before I flew out in Japan. I kept my normal number for calls while using this for data. Zero regrets.
James
GotoeSIM Support
· 6 months ago Thank you for the kind words, Giulia! Wonderful to hear it worked smoothly in Japan. Enjoy your journeys! — James
Wei T.
India · Jan 2026
Used this on my trip and it worked perfectly in Japan. Coverage was strong even outside the city.
Grace
GotoeSIM Support
· 6 months ago Cheers, Wei! Delighted the speeds worked well for you. Safe travels, and see you on your next trip! — Grace
Haruto M.
Philippines · Jan 2026
No more hunting for a SIM card kiosk on arrival in Japan. Customer support answered my question quickly. Highly recommend for any traveller.
Yuki
GotoeSIM Support
· 6 months ago Thank you so much, Haruto! Delighted the speeds worked well for you. Come back anytime! – Yuki, eSIM TopUp Support
Olivia L.
Brazil · Jan 2026
Good coverage in the city, a bit patchy in remote areas.
Ingrid
GotoeSIM Support
· 6 months ago Thank you for taking the time, Olivia. We're constantly optimising speeds and coverage across Japan. Any questions, our team is at esimtopup.io/support. — Ingrid
Max W.
Poland · Jan 2026
Worked fine but took a little while to connect at first. Data lasted the whole trip with room to spare.
Tom
GotoeSIM Support
· 6 months ago Thank you for taking the time, Max. We're constantly optimising speeds and coverage across Japan. Reach us anytime at esimtopup.io/support if we can help. — Tom, eSIM TopUp Support
Frequently asked questions
How much does the Japan eSIM cost?
The Japan 3GB 15Days (nonhkip) plan costs $4.29 for 3 GB over 15 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
Aisha T. · 1 month ago
Thanks, installed with no problems on my Samsung.
Ananya P. · 1 month ago
Do I need to install it before I travel or after I arrive?
Haruto B. · 2 months ago
How long does the QR code take to arrive after payment?
Mei D. · 3 months ago
Is roaming charged extra or is it all included?
Arjun W. · 6 months ago
Can I use it in nearby countries too?
Fatima T. · 6 months ago
Will this keep my WhatsApp active with my home number?
Ethan S. · 6 months ago
Is 5G supported or just 4G?
Kenji M. · 11 months ago
Can I use this for hotspot/tethering?
James G. · 11 months ago
Can I top up the same eSIM instead of buying a new one?
Ava T. · 1 year ago
How do I check how much data I have left?
Ethan W. · 1 year ago
Does this work on an iPhone 13?
Max H. · 1 year ago
Which networks does this connect to?