Japan eSIM — reviews & details
Japan 5GB/Day · 5 GB/day · 1 days
620 reviews
Coverage & networks
- Japan NTT docomo 5G Rakuten Mobile 5G KDDI/au 5G SoftBank 5G
Traveller reviews
Diego D.
Switzerland · Jul 2026
Worked fine but took a little while to connect at first.
Ingrid
GotoeSIM Support
· 4 weeks ago Appreciate you sharing this, Diego. 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. – Ingrid 💜
Hugo B.
Indonesia · Jul 2026
Install took me two tries but was fine after that.
Emma
GotoeSIM Support
· 1 month ago Thank you for taking the time, Hugo. Glad it mostly worked for you in Japan — we're always improving our coverage. Any questions, our team is at esimtopup.io/support. — Emma, eSIM TopUp Support
Fatima W.
Spain · Jun 2026
Good coverage in the city, a bit patchy in remote areas.
Sara
GotoeSIM Support
· 1 month ago Appreciate you sharing this, Fatima. Glad it mostly worked for you in Japan — we're always improving our coverage. Any questions, our team is at esimtopup.io/support. — Sara
Louis V.
India · Jun 2026
Solid overall, just wish there was a bit more data for the price. Speeds were solid for maps, messaging and browsing.
Yuki
GotoeSIM Support
· 1 month ago Appreciate you sharing this, Louis. We're constantly optimising speeds and coverage across Japan. Any questions, our team is at esimtopup.io/support. — Yuki
Anna P.
Canada · Jun 2026
Decent speeds, though slower than I expected in a few spots. Speeds were solid for maps, messaging and browsing.
Tom
GotoeSIM Support
· 2 months ago Thank you for taking the time, Anna. Glad it mostly worked for you in Japan — we're always improving our coverage. Any questions, our team is at esimtopup.io/support. – Tom 💜
Hugo B.
India · May 2026
Decent speeds, though slower than I expected in a few spots. Coverage was strong even outside the city.
Yuki
GotoeSIM Support
· 3 months ago Appreciate you sharing this, Hugo. We're constantly optimising speeds and coverage across Japan. Any questions, our team is at esimtopup.io/support. — Yuki, eSIM TopUp Support
Nadia M.
Germany · Apr 2026
Good coverage in the city, a bit patchy in remote areas. I kept my normal number for calls while using this for data.
Ingrid
GotoeSIM Support
· 3 months ago Thank you for taking the time, Nadia. 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. – Ingrid 💜
Mohammed C.
United States · Apr 2026
Install took me two tries but was fine after that. Customer support answered my question quickly.
Ingrid
GotoeSIM Support
· 4 months ago Thanks for the honest feedback, Mohammed. 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. – Ingrid 💜
Grace S.
Spain · Mar 2026
Install took me two tries but was fine after that.
James
GotoeSIM Support
· 4 months ago Thanks for the honest feedback, Grace. 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. – James, eSIM TopUp Support
Mei S.
Australia · Mar 2026
Decent speeds, though slower than I expected in a few spots. The QR code arrived instantly by email.
Omar
GotoeSIM Support
· 5 months ago Thank you for taking the time, Mei. 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
Budi V.
Ireland · Jan 2026
Solid overall, just wish there was a bit more data for the price. Coverage was strong even outside the city.
Sophie
GotoeSIM Support
· 6 months ago Appreciate you sharing this, Budi. We're constantly optimising speeds and coverage across Japan. Any questions, our team is at esimtopup.io/support. — Sophie, eSIM TopUp Support
Marco L.
United States · Jan 2026
Install took me two tries but was fine after that. Speeds were solid for maps, messaging and browsing.
Sara
GotoeSIM Support
· 7 months ago Appreciate you sharing this, Marco. 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. — Sara
Linh W.
Singapore · Jan 2026
Decent speeds, though slower than I expected in a few spots. Data lasted the whole trip with room to spare.
James
GotoeSIM Support
· 7 months ago Thanks for the honest feedback, Linh. 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. – James, eSIM TopUp Support
Haruto C.
Vietnam · Jan 2026
Good coverage in the city, a bit patchy in remote areas. Data lasted the whole trip with room to spare.
Grace
GotoeSIM Support
· 7 months ago Appreciate you sharing this, Haruto. 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. — Grace
Max N.
Portugal · Dec 2025
Good coverage in the city, a bit patchy in remote areas.
Anna
GotoeSIM Support
· 8 months ago Thanks for the honest feedback, Max. 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. – Anna, eSIM TopUp Support
Frequently asked questions
How much does the Japan eSIM cost?
The Japan 5GB/Day plan costs $6.60 for 5 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
Linh K. · 3 weeks ago
Can I use this for hotspot/tethering?
Ava M. · 3 weeks ago
Is 5G supported or just 4G?
Isabella P. · 2 months ago
Which networks does this connect to?
Sri W. · 2 months ago
Will this keep my WhatsApp active with my home number?
Thomas W. · 4 months ago
Thanks, installed with no problems on my Samsung.
Liam G. · 4 months ago
Does the validity start on purchase or on first use?
Elena H. · 4 months ago
Great guide, the setup steps were really helpful.
Pablo D. · 6 months ago
Do I need to install it before I travel or after I arrive?
Mohammed V. · 9 months ago
Is roaming charged extra or is it all included?
Haruto M. · 9 months ago
Does this work on an iPhone 13?
Liam R. · 10 months ago
How do I check how much data I have left?
Thomas W. · 11 months ago
Can I use it in nearby countries too?