Japan eSIM — reviews & details
Japan 1GB 7Days (nonhkip) · 1 GB · 7 days
620 reviews
Coverage & networks
- Japan KDDI/au 5G
Traveller reviews
Fatima P.
Malaysia · Aug 2026
Good coverage in the city, a bit patchy in remote areas. Ran hotspot to my laptop with no issues.
Sara
GotoeSIM Support
· 4 days ago Thanks for the honest feedback, Fatima. 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. — Sara
Beatriz K.
Poland · Jul 2026
Decent speeds, though slower than I expected in a few spots.
Anna
GotoeSIM Support
· 1 month ago Thanks for the honest feedback, Beatriz. We're constantly optimising speeds and coverage across Japan. Reach us anytime at esimtopup.io/support if we can help. – Anna, eSIM TopUp Support
Lucia H.
Sweden · Jul 2026
Install took me two tries but was fine after that.
Ingrid
GotoeSIM Support
· 1 month ago Thank you for taking the time, Lucia. We're constantly optimising speeds and coverage across Japan. Any questions, our team is at esimtopup.io/support. — Ingrid, eSIM TopUp Support
Liam H.
Poland · Jun 2026
Good coverage in the city, a bit patchy in remote areas. Streaming and video calls worked without buffering.
Sophie
GotoeSIM Support
· 1 month ago Thank you for taking the time, Liam. 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, eSIM TopUp Support
Marco P.
Singapore · Jun 2026
Solid overall, just wish there was a bit more data for the price. Streaming and video calls worked without buffering.
Omar
GotoeSIM Support
· 1 month ago Appreciate you sharing this, Marco. We're constantly optimising speeds and coverage across Japan. Any questions, our team is at esimtopup.io/support. — Omar
Ava N.
Turkey · May 2026
Good coverage in the city, a bit patchy in remote areas. Streaming and video calls worked without buffering.
Diego
GotoeSIM Support
· 2 months ago Thanks for the honest feedback, Ava. Glad it mostly worked for you in Japan — we're always improving our coverage. Any questions, our team is at esimtopup.io/support. — Diego
Nadia F.
South Korea · May 2026
Install took me two tries but was fine after that.
Sara
GotoeSIM Support
· 2 months ago Thanks for the honest feedback, Nadia. We're constantly optimising speeds and coverage across Japan. Reach us anytime at esimtopup.io/support if we can help. – Sara, eSIM TopUp Support
Isabella G.
Egypt · Apr 2026
Worked fine but took a little while to connect at first.
Priya
GotoeSIM Support
· 3 months ago Thanks for the honest feedback, Isabella. 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. – Priya 💜
Kenji P.
Brazil · Apr 2026
Solid overall, just wish there was a bit more data for the price. Data lasted the whole trip with room to spare.
Diego
GotoeSIM Support
· 4 months ago Appreciate you sharing this, Kenji. Glad it mostly worked for you in Japan — we're always improving our coverage. Any questions, our team is at esimtopup.io/support. – Diego 💜
Nadia G.
Saudi Arabia · Mar 2026
Decent speeds, though slower than I expected in a few spots. Signal held up well on trains and in rural areas.
Priya
GotoeSIM Support
· 4 months ago Appreciate you sharing this, Nadia. We're constantly optimising speeds and coverage across Japan. Reach us anytime at esimtopup.io/support if we can help. — Priya, eSIM TopUp Support
Olivia W.
Brazil · Mar 2026
Decent speeds, though slower than I expected in a few spots.
Emma
GotoeSIM Support
· 5 months ago Thanks for the honest feedback, Olivia. We're constantly optimising speeds and coverage across Japan. Any questions, our team is at esimtopup.io/support. – Emma 💜
Ravi F.
Japan · Feb 2026
Good coverage in the city, a bit patchy in remote areas. Setup instructions in the app were clear and simple.
Sara
GotoeSIM Support
· 5 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. Reach us anytime at esimtopup.io/support if we can help. – Sara 💜
Louis N.
Poland · Jan 2026
Install took me two tries but was fine after that. Coverage was strong even outside the city.
David
GotoeSIM Support
· 6 months ago Thank you for taking the time, Louis. Glad it mostly worked for you in Japan — we're always improving our coverage. Any questions, our team is at esimtopup.io/support. — David, eSIM TopUp Support
Ananya V.
Thailand · Jan 2026
Worked fine but took a little while to connect at first. Activation was automatic when I arrived.
Omar
GotoeSIM Support
· 7 months ago Thanks for the honest feedback, Ananya. 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
Mohammed H.
France · Jan 2026
Worked fine but took a little while to connect at first. Speeds were solid for maps, messaging and browsing.
Yuki
GotoeSIM Support
· 7 months ago Appreciate you sharing this, Mohammed. We're constantly optimising speeds and coverage across Japan. Any questions, our team is at esimtopup.io/support. — Yuki
Frequently asked questions
How much does the Japan eSIM cost?
The Japan 1GB 7Days (nonhkip) plan costs $1.58 for 1 GB over 7 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
Lucas N. · 1 week ago
Will this keep my WhatsApp active with my home number?
Kenji C. · 1 month ago
Can I use this for hotspot/tethering?
Mei L. · 1 month ago
Can I use it in nearby countries too?
Marco P. · 2 months ago
Can I top up the same eSIM instead of buying a new one?
Arjun R. · 3 months ago
Does this work on an iPhone 13?
Grace D. · 5 months ago
Thanks, installed with no problems on my Samsung.
Omar C. · 7 months ago
Do I need to install it before I travel or after I arrive?
Ravi R. · 8 months ago
Does the validity start on purchase or on first use?
Elena R. · 9 months ago
Is 5G supported or just 4G?
Chloe P. · 10 months ago
How do I check how much data I have left?
Aisha P. · 11 months ago
Is roaming charged extra or is it all included?
Lucas K. · 1 year ago
Great guide, the setup steps were really helpful.