Japan eSIM — reviews & details
Japan 3GB 30Days (nonhkip) · 3 GB · 30 days
620 reviews
Coverage & networks
- Japan KDDI/au 5G
Traveller reviews
Beatriz N.
Spain · Aug 2026
Good coverage in the city, a bit patchy in remote areas.
Yuki
GotoeSIM Support
· 1 week ago Appreciate you sharing this, Beatriz. 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. — Yuki
Lucas M.
United Kingdom · Jul 2026
Install took me two tries but was fine after that. I kept my normal number for calls while using this for data.
Tom
GotoeSIM Support
· 2 weeks ago Thank you for taking the time, Lucas. 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. — Tom
Diego H.
Japan · Jul 2026
Good coverage in the city, a bit patchy in remote areas.
Priya
GotoeSIM Support
· 1 month ago Appreciate you sharing this, Diego. 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. — Priya
Elena M.
India · Jun 2026
Worked fine but took a little while to connect at first.
Laura
GotoeSIM Support
· 1 month ago Appreciate you sharing this, Elena. 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. — Laura, eSIM TopUp Support
Olivia H.
Japan · Jun 2026
Good coverage in the city, a bit patchy in remote areas.
Ken
GotoeSIM Support
· 1 month ago Appreciate you sharing this, Olivia. 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. — Ken, eSIM TopUp Support
Olivia H.
Turkey · Jun 2026
Install took me two tries but was fine after that.
Sara
GotoeSIM Support
· 2 months ago Thank you for taking the time, Olivia. We're constantly optimising speeds and coverage across Japan. Reach us anytime at esimtopup.io/support if we can help. — Sara
Lea B.
Australia · May 2026
Solid overall, just wish there was a bit more data for the price.
Tom
GotoeSIM Support
· 3 months ago Appreciate you sharing this, Lea. 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, eSIM TopUp Support
Sophia K.
Spain · Apr 2026
Decent speeds, though slower than I expected in a few spots. I kept my normal number for calls while using this for data.
Sophie
GotoeSIM Support
· 3 months ago Thank you for taking the time, Sophia. We're constantly optimising speeds and coverage across Japan. Reach us anytime at esimtopup.io/support if we can help. – Sophie, eSIM TopUp Support
Camila D.
Saudi Arabia · Apr 2026
Install took me two tries but was fine after that. Data lasted the whole trip with room to spare.
Omar
GotoeSIM Support
· 3 months ago Thanks for the honest feedback, Camila. 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. — Omar
Zoe H.
Italy · Jan 2026
Good coverage in the city, a bit patchy in remote areas. Signal held up well on trains and in rural areas.
Mark
GotoeSIM Support
· 6 months ago Thank you for taking the time, Zoe. 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
Sophia L.
Spain · Jan 2026
Decent speeds, though slower than I expected in a few spots.
David
GotoeSIM Support
· 6 months ago Thank you for taking the time, Sophia. We're constantly optimising speeds and coverage across Japan. Reach us anytime at esimtopup.io/support if we can help. — David
Liam G.
Poland · Dec 2025
Worked fine but took a little while to connect at first. Ran hotspot to my laptop with no issues.
Ingrid
GotoeSIM Support
· 7 months ago Thank you for taking the time, Liam. We're constantly optimising speeds and coverage across Japan. Reach us anytime at esimtopup.io/support if we can help. — Ingrid, eSIM TopUp Support
Max H.
Brazil · Dec 2025
Solid overall, just wish there was a bit more data for the price.
Sara
GotoeSIM Support
· 8 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. — Sara, eSIM TopUp Support
Ravi S.
Mexico · Nov 2025
Solid overall, just wish there was a bit more data for the price. Signal held up well on trains and in rural areas.
Mark
GotoeSIM Support
· 8 months ago Thank you for taking the time, Ravi. 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. – Mark, eSIM TopUp Support
Ryan F.
Japan · Nov 2025
Worked fine but took a little while to connect at first.
Laura
GotoeSIM Support
· 8 months ago Thank you for taking the time, Ryan. We're constantly optimising speeds and coverage across Japan. Any questions, our team is at esimtopup.io/support. — Laura, eSIM TopUp Support
Frequently asked questions
How much does the Japan eSIM cost?
The Japan 3GB 30Days (nonhkip) plan costs $4.43 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
Ethan G. · 1 month ago
Do I need to install it before I travel or after I arrive?
Mateo F. · 1 month ago
Great guide, the setup steps were really helpful.
Sven L. · 3 months ago
Is roaming charged extra or is it all included?
Ravi C. · 6 months ago
How do I check how much data I have left?
Fatima K. · 6 months ago
Does this work on an iPhone 13?
Camila L. · 7 months ago
Which networks does this connect to?
Thomas D. · 8 months ago
Can I top up the same eSIM instead of buying a new one?
Wei R. · 8 months ago
Does the validity start on purchase or on first use?
Mei W. · 8 months ago
Is 5G supported or just 4G?
Emma L. · 9 months ago
Can I use it in nearby countries too?
Haruto M. · 10 months ago
Thanks, installed with no problems on my Samsung.
Lucia S. · 11 months ago
Can I use this for hotspot/tethering?