Japan eSIM — reviews & details
Japan 10GB 30Days (IIJ) · 10 GB · 30 days
620 reviews
Coverage & networks
- Japan NTT docomo 4G
Traveller reviews
Anna S.
UAE · Nov 2025
Did the job without any drama in Japan. Topping up was straightforward when I needed more. Will use eSIM TopUp for my next trip for sure.
Grace
GotoeSIM Support
· 8 months ago Thank you for the kind words, Anna! So happy the Japan eSIM kept you connected. — Grace
Elena M.
Indonesia · Nov 2025
Great value compared to roaming charges. Customer support answered my question quickly.
Mark
GotoeSIM Support
· 8 months ago So glad to hear this, Elena! Thrilled it made staying connected effortless. Come back anytime! — Mark, eSIM TopUp Support
Ethan P.
India · Nov 2025
Exactly what I needed for travelling. Setup instructions in the app were clear and simple.
Ingrid
GotoeSIM Support
· 8 months ago Really appreciate this, Ethan! Thrilled it made staying connected effortless. Enjoy your journeys! – Ingrid 💜
Nguyen B.
Brazil · Nov 2025
First time using an eSIM and it was painless. Activation was automatic when I arrived.
Grace
GotoeSIM Support
· 8 months ago Cheers, Nguyen! Great to know the setup was quick and easy. — Grace, eSIM TopUp Support
Camila V.
Germany · Nov 2025
Exactly what I needed for travelling in Japan. I kept my normal number for calls while using this for data. Highly recommend for any traveller.
Ken
GotoeSIM Support
· 9 months ago So glad to hear this, Camila! So pleased it saved you from roaming bills. We're here whenever you travel again. — Ken, eSIM TopUp Support
Ethan V.
Thailand · Oct 2025
Saved me a fortune on my holiday. Topping up was straightforward when I needed more.
Grace
GotoeSIM Support
· 9 months ago Really appreciate this, Ethan! Great to know the setup was quick and easy. Come back anytime! – Grace, eSIM TopUp Support
James H.
Poland · Oct 2025
Installed in minutes by scanning the QR code in Japan. Setup instructions in the app were clear and simple. Five stars from me.
Sara
GotoeSIM Support
· 9 months ago Thank you for the kind words, James! Love that you were online the moment you landed in Japan. – Sara 💜
Hana M.
New Zealand · Oct 2025
Installed in minutes by scanning the QR code. The QR code arrived instantly by email.
Omar
GotoeSIM Support
· 9 months ago Thank you so much, Hana! Great to know the setup was quick and easy. Safe travels, and see you on your next trip! — Omar
Mei T.
Netherlands · Oct 2025
First time using an eSIM and it was painless. Streaming and video calls worked without buffering. Telling my friends about this.
Mark
GotoeSIM Support
· 10 months ago Thank you for the kind words, Mei! Great to know the setup was quick and easy. – Mark, eSIM TopUp Support
James H.
Saudi Arabia · Oct 2025
Honestly better than buying a local SIM at the airport. Signal held up well on trains and in rural areas. Would definitely buy again.
Ken
GotoeSIM Support
· 10 months ago So glad to hear this, James! Thrilled it made staying connected effortless. Come back anytime! – Ken, eSIM TopUp Support
Beatriz F.
Australia · Oct 2025
Honestly better than buying a local SIM at the airport. I kept my normal number for calls while using this for data. Will use eSIM TopUp for my next trip for sure.
Grace
GotoeSIM Support
· 10 months ago Thanks for sharing, Beatriz! So pleased it saved you from roaming bills. — Grace, eSIM TopUp Support
Katya T.
Italy · Oct 2025
Exactly what I needed for travelling in Japan. The QR code arrived instantly by email.
Tom
GotoeSIM Support
· 10 months ago Cheers, Katya! Thrilled it made staying connected effortless. Safe travels, and see you on your next trip! — Tom
Ava K.
Singapore · Oct 2025
Did the job without any drama. Activation was automatic when I arrived. Made staying connected effortless.
Omar
GotoeSIM Support
· 10 months ago Thanks for sharing, Ava! Wonderful to hear it worked smoothly in Japan. We're here whenever you travel again. — Omar
Thomas M.
France · Oct 2025
Used this on my trip and it worked perfectly. Signal held up well on trains and in rural areas. Made staying connected effortless.
Laura
GotoeSIM Support
· 10 months ago So glad to hear this, Thomas! Great to know the setup was quick and easy. Safe travels, and see you on your next trip! — Laura, eSIM TopUp Support
Lucia D.
Japan · Oct 2025
No more hunting for a SIM card kiosk on arrival in Japan. Streaming and video calls worked without buffering. Five stars from me.
David
GotoeSIM Support
· 10 months ago Cheers, Lucia! Thrilled it made staying connected effortless. – David 💜
Frequently asked questions
How much does the Japan eSIM cost?
The Japan 10GB 30Days (IIJ) plan costs $7.05 for 10 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 R. · 1 week ago
How do I check how much data I have left?
Isabella V. · 3 months ago
Does the validity start on purchase or on first use?
Somchai W. · 3 months ago
Do I need to install it before I travel or after I arrive?
Fatima B. · 4 months ago
Can I use it in nearby countries too?
Hana L. · 6 months ago
Great guide, the setup steps were really helpful.
Beatriz C. · 6 months ago
Will this keep my WhatsApp active with my home number?
Viktor P. · 7 months ago
How long does the QR code take to arrive after payment?
Mateo D. · 7 months ago
Can I top up the same eSIM instead of buying a new one?
Pablo G. · 7 months ago
Which networks does this connect to?
Ryan G. · 10 months ago
Is roaming charged extra or is it all included?
Nadia B. · 1 year ago
Is 5G supported or just 4G?
Sven G. · 1 year ago
Does this work on an iPhone 13?