Japan eSIM — reviews & details
Japan 20GB 30Days (nonhkip) · 20 GB · 30 days
620 reviews
Coverage & networks
- Japan KDDI/au 5G
Traveller reviews
Giulia B.
Japan · Jul 2026
Install took me two tries but was fine after that.
Tom
GotoeSIM Support
· 2 weeks ago Apologies for the trouble, Giulia. We'd love the chance to make this right. Reach our team at esimtopup.io/support so we can help right away. — Tom
Nguyen R.
Germany · Jul 2026
Good coverage in the city, a bit patchy in remote areas.
Laura
GotoeSIM Support
· 1 month ago Apologies for the trouble, Nguyen. We'd love the chance to make this right. Please contact us at esimtopup.io/support and we'll sort it out. — Laura
Emma L.
South Korea · Mar 2026
Install took me two tries but was fine after that. Activation was automatic when I arrived.
Omar
GotoeSIM Support
· 4 months ago So sorry to hear this, Emma. We'd love the chance to make this right. Please contact us at esimtopup.io/support and we'll sort it out. – Omar 💜
Mohammed B.
South Korea · Feb 2026
Worked fine but took a little while to connect at first. Coverage was strong even outside the city.
Grace
GotoeSIM Support
· 5 months ago Apologies for the trouble, Mohammed. We'd love the chance to make this right. Reach our team at esimtopup.io/support so we can help right away. – Grace, eSIM TopUp Support
Liam N.
Netherlands · Sep 2025
Good coverage in the city, a bit patchy in remote areas. The QR code arrived instantly by email.
Priya
GotoeSIM Support
· 11 months ago So sorry to hear this, Liam. This isn't the standard we aim for. Please contact us at esimtopup.io/support and we'll sort it out. — Priya, eSIM TopUp Support
Noah H.
Turkey · Jul 2025
Install took me two tries but was fine after that.
David
GotoeSIM Support
· 1 year ago We're really sorry, Noah. This isn't the standard we aim for. Reach our team at esimtopup.io/support so we can help right away. – David, eSIM TopUp Support
Wei C.
Italy · Jul 2025
Worked fine but took a little while to connect at first.
Laura
GotoeSIM Support
· 1 year ago We're really sorry, Wei. We'd love the chance to make this right. Reach our team at esimtopup.io/support so we can help right away. — Laura
Mateo M.
New Zealand · Mar 2025
Install took me two tries but was fine after that.
Emma
GotoeSIM Support
· 1 year ago So sorry to hear this, Mateo. This isn't the standard we aim for. Please contact us at esimtopup.io/support and we'll sort it out. – Emma 💜
Nguyen S.
Malaysia · Sep 2024
Solid overall, just wish there was a bit more data for the price.
Mark
GotoeSIM Support
· 1 year ago So sorry to hear this, Nguyen. This isn't the standard we aim for. Please contact us at esimtopup.io/support and we'll sort it out. — Mark, eSIM TopUp Support
Giulia C.
Brazil · Aug 2024
Good coverage in the city, a bit patchy in remote areas.
Priya
GotoeSIM Support
· 1 year ago Apologies for the trouble, Giulia. That's not the experience we want for Japan. Reach our team at esimtopup.io/support so we can help right away. – Priya 💜
Frequently asked questions
How much does the Japan eSIM cost?
The Japan 20GB 30Days (nonhkip) plan costs $16.50 for 20 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
Budi T. · 1 month ago
Can I top up the same eSIM instead of buying a new one?
Olivia L. · 4 months ago
Thanks, installed with no problems on my Samsung.
Sven R. · 4 months ago
Can I use this for hotspot/tethering?
Viktor N. · 4 months ago
Can I use it in nearby countries too?
Hana P. · 7 months ago
Will this keep my WhatsApp active with my home number?
Ryan D. · 7 months ago
Is roaming charged extra or is it all included?
Katya T. · 7 months ago
Which networks does this connect to?
Max G. · 9 months ago
Is 5G supported or just 4G?
Max N. · 10 months ago
Does this work on an iPhone 13?
Noah W. · 10 months ago
How do I check how much data I have left?
Somchai K. · 11 months ago
Do I need to install it before I travel or after I arrive?
Liam P. · 1 year ago
How long does the QR code take to arrive after payment?