Japan eSIM — reviews & details
Japan 3GB 30Days (nonhkip) · 3 GB · 30 days
620 reviews
Coverage & networks
- Japan KDDI/au 5G
Traveller reviews
Liam F.
Portugal · Nov 2025
Bought it the night before my flight — smooth process. Speeds were solid for maps, messaging and browsing.
James
GotoeSIM Support
· 8 months ago Thanks a lot, Liam! Delighted the speeds worked well for you. We're here whenever you travel again. – James 💜
Hugo F.
Brazil · Nov 2025
Honestly better than buying a local SIM at the airport. Customer support answered my question quickly. Highly recommend for any traveller.
Anna
GotoeSIM Support
· 8 months ago Thanks a lot, Hugo! Wonderful to hear it worked smoothly in Japan. Wishing you many more connected adventures! — Anna, eSIM TopUp Support
Marco H.
Poland · Nov 2025
Did the job without any drama. Speeds were solid for maps, messaging and browsing.
Omar
GotoeSIM Support
· 8 months ago So glad to hear this, Marco! Love that you were online the moment you landed in Japan. Safe travels, and see you on your next trip! – Omar, 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
Yuki W.
South Korea · Nov 2025
Honestly better than buying a local SIM at the airport. Ran hotspot to my laptop with no issues. Would definitely buy again.
Tom
GotoeSIM Support
· 8 months ago Thank you so much, Yuki! Wonderful to hear it worked smoothly in Japan. – Tom 💜
Sophia D.
United Kingdom · Nov 2025
Installed in minutes by scanning the QR code. Coverage was strong even outside the city. Telling my friends about this.
Mark
GotoeSIM Support
· 8 months ago Thanks for sharing, Sophia! So pleased it saved you from roaming bills. We're here whenever you travel again. – Mark, eSIM TopUp Support
Haruto N.
Portugal · Nov 2025
No more hunting for a SIM card kiosk on arrival. I kept my normal number for calls while using this for data.
David
GotoeSIM Support
· 8 months ago So glad to hear this, Haruto! Great to know the setup was quick and easy. Enjoy your journeys! — David
Arjun V.
Italy · Nov 2025
No more hunting for a SIM card kiosk on arrival. Activation was automatic when I arrived. Great experience overall.
David
GotoeSIM Support
· 8 months ago Really appreciate this, Arjun! Delighted the speeds worked well for you. Wishing you many more connected adventures! — David, eSIM TopUp Support
Ryan F.
Japan · Nov 2025
Worked fine but took a little while to connect at first.
Laura
GotoeSIM Support
· 9 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
Hana D.
Mexico · Nov 2025
Honestly better than buying a local SIM at the airport. Data lasted the whole trip with room to spare. Five stars from me.
Sara
GotoeSIM Support
· 9 months ago So glad to hear this, Hana! Great to know the setup was quick and easy. — Sara
Chloe K.
Ireland · Nov 2025
Honestly better than buying a local SIM at the airport. Data lasted the whole trip with room to spare. Zero regrets.
Grace
GotoeSIM Support
· 9 months ago Cheers, Chloe! Love that you were online the moment you landed in Japan. — Grace, eSIM TopUp Support
Sven T.
Switzerland · Nov 2025
Good coverage in the city, a bit patchy in remote areas.
Sophie
GotoeSIM Support
· 9 months ago So sorry to hear this, Sven. We'd love the chance to make this right. Please contact us at esimtopup.io/support and we'll sort it out. — Sophie, eSIM TopUp Support
Liam P.
Brazil · Nov 2025
Honestly better than buying a local SIM at the airport. I kept my normal number for calls while using this for data.
Sophie
GotoeSIM Support
· 9 months ago Thanks for sharing, Liam! Thrilled it made staying connected effortless. Wishing you many more connected adventures! – Sophie, eSIM TopUp Support
Lucia D.
Italy · Nov 2025
Exactly what I needed for travelling. Activation was automatic when I arrived in Japan.
Tom
GotoeSIM Support
· 9 months ago Thank you so much, Lucia! Delighted the speeds worked well for you. – Tom 💜
Sophia G.
South Korea · Nov 2025
Saved me a fortune on my holiday. Customer support answered my question quickly. Five stars from me.
Priya
GotoeSIM Support
· 9 months ago Thanks for sharing, Sophia! Thrilled it made staying connected effortless. Enjoy your journeys! – Priya, 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?