Japan eSIM — reviews & details
Japan 1GB 7Days (IIJ) · 1 GB · 7 days
620 reviews
Coverage & networks
- Japan NTT docomo 4G
Traveller reviews
Arjun T.
Portugal · Apr 2026
Installed in minutes by scanning the QR code. Customer support answered my question quickly.
Yuki
GotoeSIM Support
· 3 months ago Thank you for the kind words, Arjun! Love that you were online the moment you landed in Japan. Wishing you many more connected adventures! – Yuki 💜
Louis L.
Japan · Apr 2026
Super easy to set up before I flew out. Coverage was strong even outside the city. A must-have for international travel.
Anna
GotoeSIM Support
· 3 months ago Thank you so much, Louis! Wonderful to hear it worked smoothly in Japan. Enjoy your journeys! – Anna 💜
Katya H.
Sweden · Apr 2026
Bought it the night before my flight — smooth process. Signal held up well on trains and in rural areas.
Anna
GotoeSIM Support
· 3 months ago Really appreciate this, Katya! Wonderful to hear it worked smoothly in Japan. Wishing you many more connected adventures! – Anna 💜
Ji-woo B.
Mexico · Apr 2026
Did the job without any drama. I kept my normal number for calls while using this for data.
David
GotoeSIM Support
· 3 months ago Thank you for the kind words, Ji-woo! Great to know the setup was quick and easy. Wishing you many more connected adventures! – David 💜
Sven H.
United Kingdom · Mar 2026
Honestly better than buying a local SIM at the airport. Coverage was strong even outside the city.
Ingrid
GotoeSIM Support
· 3 months ago Thank you for the kind words, Sven! Wonderful to hear it worked smoothly in Japan. Enjoy your journeys! — Ingrid
Linh C.
Poland · Mar 2026
Did the job without any drama. Coverage was strong even outside the city. A must-have for international travel.
Laura
GotoeSIM Support
· 4 months ago So glad to hear this, Linh! Wonderful to hear it worked smoothly in Japan. Come back anytime! – Laura, GotoeSIM Support
Omar R.
Netherlands · Mar 2026
Exactly what I needed for travelling. The QR code arrived instantly by email.
Diego
GotoeSIM Support
· 4 months ago Thank you for the kind words, Omar! Love that you were online the moment you landed in Japan. — Diego
Mateo R.
Switzerland · Mar 2026
Honestly better than buying a local SIM at the airport. The QR code arrived instantly by email. Made staying connected effortless.
Sara
GotoeSIM Support
· 4 months ago So glad to hear this, Mateo! Love that you were online the moment you landed in Japan. Wishing you many more connected adventures! – Sara 💜
Ravi G.
Egypt · Mar 2026
Did the job without any drama. Ran hotspot to my laptop with no issues. Will use GotoeSIM for my next trip for sure.
David
GotoeSIM Support
· 4 months ago Thanks for sharing, Ravi! So happy the Japan eSIM kept you connected. – David, GotoeSIM Support
Nadia F.
United States · Mar 2026
Honestly better than buying a local SIM at the airport. The QR code arrived instantly by email. A must-have for international travel.
Ingrid
GotoeSIM Support
· 4 months ago Thanks a lot, Nadia! Wonderful to hear it worked smoothly in Japan. We're here whenever you travel again. – Ingrid 💜
Lucas G.
UAE · Mar 2026
Exactly what I needed for travelling. Ran hotspot to my laptop with no issues. Will use GotoeSIM for my next trip for sure.
David
GotoeSIM Support
· 4 months ago So glad to hear this, Lucas! Love that you were online the moment you landed in Japan. We're here whenever you travel again. — David, GotoeSIM Support
Kenji M.
Thailand · Mar 2026
Great value compared to roaming charges. Topping up was straightforward when I needed more. Five stars from me.
Sara
GotoeSIM Support
· 4 months ago Thanks for sharing, Kenji! Thrilled it made staying connected effortless. Safe travels, and see you on your next trip! — Sara, GotoeSIM Support
Wei R.
Netherlands · Mar 2026
Saved me a fortune on my holiday. Signal held up well on trains and in rural areas. Telling my friends about this.
Mark
GotoeSIM Support
· 4 months ago Cheers, Wei! Delighted the speeds worked well for you. Wishing you many more connected adventures! — Mark, GotoeSIM Support
Nguyen L.
Spain · Mar 2026
Did the job without any drama in Japan. Setup instructions in the app were clear and simple. Will use GotoeSIM for my next trip for sure.
Sophie
GotoeSIM Support
· 4 months ago Thank you so much, Nguyen! So happy the Japan eSIM kept you connected. We're here whenever you travel again. – Sophie, GotoeSIM Support
Ryan H.
Netherlands · Mar 2026
Installed in minutes by scanning the QR code. Activation was automatic when I arrived in Japan. Five stars from me.
Yuki
GotoeSIM Support
· 4 months ago So glad to hear this, Ryan! Thrilled it made staying connected effortless. Enjoy your journeys! — Yuki
Frequently asked questions
How much does the Japan eSIM cost?
The Japan 1GB 7Days (IIJ) plan costs $1.05 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 GotoeSIM 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
Carlos M. · 2 months ago
Which networks does this connect to?
It connects to trusted local partner networks, Carlos, on 4G/5G where available. – Grace 💜
Zoe B. · 2 months ago
Is 5G supported or just 4G?
Yes Zoe, 5G is supported where the local network offers it, otherwise fast 4G. — Tom, GotoeSIM Support
Max G. · 3 months ago
Will this keep my WhatsApp active with my home number?
Your number stays active for WhatsApp, Max! The eSIM just handles data. – Yuki 💜
Liam G. · 3 months ago
How long does the QR code take to arrive after payment?
It's immediate, Liam! The QR code is delivered the moment your payment goes through. – Laura, GotoeSIM Support
Ethan V. · 5 months ago
Can I top up the same eSIM instead of buying a new one?
Topping up is easy, Ethan! Just add more data to your existing eSIM in the app. – Mark 💜
Viktor T. · 6 months ago
Does this work on an iPhone 13?
Absolutely, Viktor! Any iPhone XS or newer supports it. Scan the QR in Settings › Cellular. — Sophie, GotoeSIM Support
Pablo W. · 7 months ago
Is roaming charged extra or is it all included?
Roaming is included in the plan, Pablo — no extra charges, it's all prepaid. — Ken, GotoeSIM Support
Grace T. · 7 months ago
Does the validity start on purchase or on first use?
The clock starts on first use in-country, Grace, so buying early is totally fine. — Priya, GotoeSIM Support
Aisha G. · 8 months ago
Great guide, the setup steps were really helpful.
So glad it helped, Aisha! We're always here if you need anything. – David, GotoeSIM Support
James H. · 10 months ago
How do I check how much data I have left?
Your usage is tracked live in the app, James — check My eSIMs anytime. – Omar 💜
Chloe L. · 1 year ago
Thanks, installed with no problems on my Samsung.
Yes Chloe, recent Samsung Galaxy models support eSIM — add it under Settings › Connections › SIM manager. — Sara, GotoeSIM Support
Mei L. · 1 year ago
Can I use this for hotspot/tethering?
Yes Mei, hotspot/tethering works fine — share your data to a laptop or tablet anytime. — Ingrid, GotoeSIM Support