Japan eSIM — reviews & details
Japan 3GB 30Days (IIJ) · 3 GB · 30 days
620 reviews
Coverage & networks
- Japan NTT docomo 4G
Traveller reviews
Ingrid F.
United States · Mar 2025
Did the job without any drama. Topping up was straightforward when I needed more. Would definitely buy again.
Tom
GotoeSIM Support
· 1 year ago Thanks a lot, Ingrid! Great to know the setup was quick and easy. We're here whenever you travel again. — Tom
Ava R.
Switzerland · Mar 2025
Did the job without any drama in Japan. Setup instructions in the app were clear and simple. Would definitely buy again.
James
GotoeSIM Support
· 1 year ago Cheers, Ava! Great to know the setup was quick and easy. – James 💜
Giulia P.
Australia · Mar 2025
Saved me a fortune on my holiday. Ran hotspot to my laptop with no issues. Five stars from me.
James
GotoeSIM Support
· 1 year ago So glad to hear this, Giulia! Love that you were online the moment you landed in Japan. We're here whenever you travel again. – James 💜
Katya D.
Turkey · Mar 2025
Connected the moment I landed. The QR code arrived instantly by email. Exactly as described — no surprises.
Grace
GotoeSIM Support
· 1 year ago Really appreciate this, Katya! Great to know the setup was quick and easy. Safe travels, and see you on your next trip! — Grace
Ji-woo P.
Egypt · Mar 2025
Saved me a fortune on my holiday. Customer support answered my question quickly. Highly recommend for any traveller.
Sophie
GotoeSIM Support
· 1 year ago Thanks a lot, Ji-woo! Wonderful to hear it worked smoothly in Japan. — Sophie, eSIM TopUp Support
Mohammed T.
France · Mar 2025
Install took me two tries but was fine after that.
Grace
GotoeSIM Support
· 1 year ago Thanks for the honest feedback, Mohammed. We're constantly optimising speeds and coverage across Japan. Reach us anytime at esimtopup.io/support if we can help. — Grace, eSIM TopUp Support
Hana T.
Egypt · Mar 2025
Great value compared to roaming charges. Customer support answered my question quickly. Telling my friends about this.
Priya
GotoeSIM Support
· 1 year ago Thank you so much, Hana! Thrilled it made staying connected effortless. — Priya, eSIM TopUp Support
Budi B.
France · Mar 2025
Super easy to set up before I flew out. Signal held up well on trains and in rural areas. Would definitely buy again.
Emma
GotoeSIM Support
· 1 year ago Cheers, Budi! Thrilled it made staying connected effortless. Enjoy your journeys! — Emma
Haruto W.
Canada · Mar 2025
Honestly better than buying a local SIM at the airport in Japan. Ran hotspot to my laptop with no issues.
Emma
GotoeSIM Support
· 1 year ago Thanks for sharing, Haruto! Love that you were online the moment you landed in Japan. Wishing you many more connected adventures! — Emma, eSIM TopUp Support
Ryan R.
India · Mar 2025
Did the job without any drama. Data lasted the whole trip with room to spare. Telling my friends about this.
Omar
GotoeSIM Support
· 1 year ago Cheers, Ryan! Great to know the setup was quick and easy. Come back anytime! – Omar, eSIM TopUp Support
Lucia R.
France · Mar 2025
No more hunting for a SIM card kiosk on arrival. Customer support answered my question quickly.
James
GotoeSIM Support
· 1 year ago So glad to hear this, Lucia! Great to know the setup was quick and easy. Come back anytime! — James, eSIM TopUp Support
Elena S.
Malaysia · Feb 2025
Good coverage in the city, a bit patchy in remote areas. The QR code arrived instantly by email.
Priya
GotoeSIM Support
· 1 year ago Appreciate you sharing this, Elena. We're constantly optimising speeds and coverage across Japan. Any questions, our team is at esimtopup.io/support. — Priya
Mohammed D.
Malaysia · Feb 2025
Exactly what I needed for travelling. Streaming and video calls worked without buffering.
Priya
GotoeSIM Support
· 1 year ago Thanks a lot, Mohammed! So happy the Japan eSIM kept you connected. Come back anytime! — Priya, eSIM TopUp Support
Ravi L.
UAE · Feb 2025
First time using an eSIM and it was painless. The QR code arrived instantly by email. Made staying connected effortless.
Priya
GotoeSIM Support
· 1 year ago So glad to hear this, Ravi! Wonderful to hear it worked smoothly in Japan. – Priya, eSIM TopUp Support
Omar L.
Switzerland · Feb 2025
Did the job without any drama. Topping up was straightforward when I needed more.
Mark
GotoeSIM Support
· 1 year ago Thank you so much, Omar! So happy the Japan eSIM kept you connected. We're here whenever you travel again. — Mark, eSIM TopUp Support
Frequently asked questions
How much does the Japan eSIM cost?
The Japan 3GB 30Days (IIJ) plan costs $2.70 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
Pablo L. · 2 weeks ago
How long does the QR code take to arrive after payment?
Priya H. · 1 month ago
How do I check how much data I have left?
Mateo M. · 2 months ago
Will this keep my WhatsApp active with my home number?
Giulia H. · 2 months ago
Does this work on an iPhone 13?
Omar H. · 5 months ago
Is roaming charged extra or is it all included?
Ingrid F. · 6 months ago
Thanks, installed with no problems on my Samsung.
Haruto V. · 6 months ago
Can I use it in nearby countries too?
Noah D. · 7 months ago
Can I use this for hotspot/tethering?
James S. · 7 months ago
Do I need to install it before I travel or after I arrive?
Katya W. · 8 months ago
Can I top up the same eSIM instead of buying a new one?
Noah V. · 8 months ago
Does the validity start on purchase or on first use?
Liam V. · 10 months ago
Which networks does this connect to?