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
Sarah G.
Brazil · Jan 2026
No more hunting for a SIM card kiosk on arrival. Signal held up well on trains and in rural areas. Great experience overall.
James
GotoeSIM Support
· 7 months ago Really appreciate this, Sarah! So happy the Japan eSIM kept you connected. Wishing you many more connected adventures! — James
Mateo V.
Germany · Jan 2026
Did the job without any drama. Streaming and video calls worked without buffering. Made staying connected effortless.
Tom
GotoeSIM Support
· 7 months ago Really appreciate this, Mateo! Delighted the speeds worked well for you. – Tom, 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
Noah F.
Malaysia · Jan 2026
Super easy to set up before I flew out. Data lasted the whole trip with room to spare.
James
GotoeSIM Support
· 7 months ago Cheers, Noah! Love that you were online the moment you landed in Japan. — James
Isabella M.
Australia · Jan 2026
Did the job without any drama. Topping up was straightforward when I needed more. Would definitely buy again.
Yuki
GotoeSIM Support
· 7 months ago Thank you so much, Isabella! Love that you were online the moment you landed in Japan. — Yuki
Elena F.
Egypt · Jan 2026
Honestly better than buying a local SIM at the airport. Ran hotspot to my laptop with no issues. Will use eSIM TopUp for my next trip for sure.
Anna
GotoeSIM Support
· 7 months ago Cheers, Elena! Love that you were online the moment you landed in Japan. We're here whenever you travel again. — Anna
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
Aisha M.
South Korea · Jan 2026
Exactly what I needed for travelling. Ran hotspot to my laptop with no issues. Five stars from me.
Ken
GotoeSIM Support
· 7 months ago Really appreciate this, Aisha! Delighted the speeds worked well for you. – Ken, eSIM TopUp Support
Beatriz H.
New Zealand · Jan 2026
Did the job without any drama. Activation was automatic when I arrived. Five stars from me.
Yuki
GotoeSIM Support
· 7 months ago Really appreciate this, Beatriz! Thrilled it made staying connected effortless. Safe travels, and see you on your next trip! – Yuki, eSIM TopUp Support
Lucia R.
Germany · Jan 2026
Great value compared to roaming charges. Topping up was straightforward when I needed more.
Tom
GotoeSIM Support
· 7 months ago Cheers, Lucia! Love that you were online the moment you landed in Japan. Wishing you many more connected adventures! — Tom, eSIM TopUp Support
Priya S.
Egypt · Jan 2026
Saved me a fortune on my holiday. Ran hotspot to my laptop with no issues. Will use eSIM TopUp for my next trip for sure.
Mark
GotoeSIM Support
· 7 months ago So glad to hear this, Priya! Great to know the setup was quick and easy. Enjoy your journeys! – Mark 💜
Giulia W.
Spain · Jan 2026
First time using an eSIM and it was painless in Japan. Ran hotspot to my laptop with no issues. A must-have for international travel.
Laura
GotoeSIM Support
· 7 months ago Thanks for sharing, Giulia! Delighted the speeds worked well for you. Enjoy your journeys! – Laura, eSIM TopUp Support
Yuki P.
Japan · Jan 2026
Great value compared to roaming charges. Streaming and video calls worked without buffering. Highly recommend for any traveller.
James
GotoeSIM Support
· 7 months ago Really appreciate this, Yuki! Great to know the setup was quick and easy. Wishing you many more connected adventures! — James
Grace F.
Saudi Arabia · Jan 2026
Bought it the night before my flight — smooth process. Streaming and video calls worked without buffering. Great experience overall.
Sophie
GotoeSIM Support
· 7 months ago Thank you so much, Grace! Delighted the speeds worked well for you. We're here whenever you travel again. — Sophie, eSIM TopUp Support
Thomas H.
Netherlands · Jan 2026
Installed in minutes by scanning the QR code. Signal held up well on trains and in rural areas. Made staying connected effortless.
Tom
GotoeSIM Support
· 7 months ago Thank you for the kind words, Thomas! So pleased it saved you from roaming bills. — Tom, 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. · 4 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. · 1 year ago
Can I use it in nearby countries too?