Japan eSIM — reviews & details
Japan 3GB 30Days (nonhkip) · 3 GB · 30 days
620 reviews
Coverage & networks
- Japan KDDI/au 5G
Traveller reviews
Liam D.
South Korea · Oct 2025
Decent speeds, though slower than I expected in a few spots.
Anna
GotoeSIM Support
· 9 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. — Anna
Elena D.
Australia · Oct 2025
Solid overall, just wish there was a bit more data for the price.
Omar
GotoeSIM Support
· 10 months ago Thank you for taking the time, Elena. We're constantly optimising speeds and coverage across Japan. Any questions, our team is at esimtopup.io/support. – Omar, eSIM TopUp Support
Sofia S.
Turkey · Sep 2025
Good coverage in the city, a bit patchy in remote areas.
Grace
GotoeSIM Support
· 10 months ago Appreciate you sharing this, Sofia. We're constantly optimising speeds and coverage across Japan. Reach us anytime at esimtopup.io/support if we can help. — Grace, eSIM TopUp Support
Chloe G.
United Kingdom · Sep 2025
Decent speeds, though slower than I expected in a few spots.
Emma
GotoeSIM Support
· 10 months ago Thanks for the honest feedback, Chloe. We're constantly optimising speeds and coverage across Japan. Any questions, our team is at esimtopup.io/support. – Emma 💜
Katya B.
Spain · Sep 2025
Decent speeds, though slower than I expected in a few spots. Customer support answered my question quickly.
Grace
GotoeSIM Support
· 11 months ago Appreciate you sharing this, Katya. 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. — Grace
Daniel M.
Canada · Jul 2025
Solid overall, just wish there was a bit more data for the price. Streaming and video calls worked without buffering.
Ingrid
GotoeSIM Support
· 1 year ago Thank you for taking the time, Daniel. Glad it mostly worked for you in Japan — we're always improving our coverage. Any questions, our team is at esimtopup.io/support. — Ingrid
Priya P.
Vietnam · Jun 2025
Decent speeds, though slower than I expected in a few spots.
Omar
GotoeSIM Support
· 1 year ago Thanks for the honest feedback, Priya. 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, eSIM TopUp Support
Somchai N.
Brazil · Jun 2025
Good coverage in the city, a bit patchy in remote areas. Customer support answered my question quickly.
Yuki
GotoeSIM Support
· 1 year ago Thanks for the honest feedback, Somchai. Glad it mostly worked for you in Japan — we're always improving our coverage. Any questions, our team is at esimtopup.io/support. — Yuki, eSIM TopUp Support
Liam W.
Japan · Jun 2025
Good coverage in the city, a bit patchy in remote areas. Topping up was straightforward when I needed more.
Ingrid
GotoeSIM Support
· 1 year ago Thank you for taking the time, Liam. Glad it mostly worked for you in Japan — we're always improving our coverage. Any questions, our team is at esimtopup.io/support. – Ingrid 💜
Zoe C.
Sweden · May 2025
Decent speeds, though slower than I expected in a few spots.
Sophie
GotoeSIM Support
· 1 year ago Appreciate you sharing this, Zoe. We're constantly optimising speeds and coverage across Japan. Any questions, our team is at esimtopup.io/support. — Sophie
Thomas F.
Vietnam · May 2025
Worked fine but took a little while to connect at first.
Diego
GotoeSIM Support
· 1 year ago Appreciate you sharing this, Thomas. 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. – Diego 💜
Andre L.
South Korea · May 2025
Decent speeds, though slower than I expected in a few spots.
Sophie
GotoeSIM Support
· 1 year ago Thank you for taking the time, Andre. 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. — Sophie
Nadia F.
Australia · May 2025
Install took me two tries but was fine after that.
David
GotoeSIM Support
· 1 year ago Thanks for the honest feedback, Nadia. We're constantly optimising speeds and coverage across Japan. Any questions, our team is at esimtopup.io/support. — David, eSIM TopUp Support
Liam G.
Vietnam · Apr 2025
Install took me two tries but was fine after that.
Yuki
GotoeSIM Support
· 1 year ago Thank you for taking the time, Liam. 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
Sophia N.
Germany · Apr 2025
Good coverage in the city, a bit patchy in remote areas.
Diego
GotoeSIM Support
· 1 year ago Thanks for the honest feedback, Sophia. Glad it mostly worked for you in Japan — we're always improving our coverage. Any questions, our team is at esimtopup.io/support. — Diego
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?