Japan eSIM — reviews & details
Japan 20GB 30Days (IIJ) · 20 GB · 30 days
620 reviews
Coverage & networks
- Japan NTT docomo 4G
Traveller reviews
Fatima C.
Poland · Feb 2025
Super easy to set up before I flew out in Japan. Streaming and video calls worked without buffering. Highly recommend for any traveller.
Ingrid
GotoeSIM Support
· 1 year ago Thank you so much, Fatima! Thrilled it made staying connected effortless. – Ingrid 💜
Budi S.
Netherlands · Feb 2025
Exactly what I needed for travelling. Streaming and video calls worked without buffering. Telling my friends about this.
Sophie
GotoeSIM Support
· 1 year ago Thank you for the kind words, Budi! Wonderful to hear it worked smoothly in Japan. Enjoy your journeys! — Sophie
Lea H.
Switzerland · Feb 2025
First time using an eSIM and it was painless. Activation was automatic when I arrived in Japan.
Sara
GotoeSIM Support
· 1 year ago Thanks for sharing, Lea! Thrilled it made staying connected effortless. We're here whenever you travel again. – Sara, eSIM TopUp Support
Max T.
France · Feb 2025
Connected the moment I landed. Activation was automatic when I arrived. Made staying connected effortless.
Ingrid
GotoeSIM Support
· 1 year ago So glad to hear this, Max! So pleased it saved you from roaming bills. – Ingrid, eSIM TopUp Support
Ingrid T.
Thailand · Feb 2025
Bought it the night before my flight — smooth process. The QR code arrived instantly by email. Made staying connected effortless.
Laura
GotoeSIM Support
· 1 year ago Really appreciate this, Ingrid! Great to know the setup was quick and easy. Come back anytime! – Laura 💜
Sophia T.
Italy · Feb 2025
First time using an eSIM and it was painless. Activation was automatic when I arrived. Telling my friends about this.
Diego
GotoeSIM Support
· 1 year ago Cheers, Sophia! So pleased it saved you from roaming bills. — Diego, eSIM TopUp Support
Sophia V.
Saudi Arabia · Feb 2025
Great value compared to roaming charges. Data lasted the whole trip with room to spare.
Sara
GotoeSIM Support
· 1 year ago Really appreciate this, Sophia! Love that you were online the moment you landed in Japan. Safe travels, and see you on your next trip! — Sara
Mei W.
Brazil · Jan 2025
Installed in minutes by scanning the QR code. Topping up was straightforward when I needed more. Will use eSIM TopUp for my next trip for sure.
Sophie
GotoeSIM Support
· 1 year ago Thanks for sharing, Mei! Thrilled it made staying connected effortless. Enjoy your journeys! — Sophie
Ravi F.
Germany · Jan 2025
Exactly what I needed for travelling in Japan. The QR code arrived instantly by email. Five stars from me.
Priya
GotoeSIM Support
· 1 year ago So glad to hear this, Ravi! Wonderful to hear it worked smoothly in Japan. – Priya 💜
Sarah C.
India · Jan 2025
Connected the moment I landed in Japan. I kept my normal number for calls while using this for data. Zero regrets.
Grace
GotoeSIM Support
· 1 year ago Thank you so much, Sarah! Thrilled it made staying connected effortless. Safe travels, and see you on your next trip! – Grace, eSIM TopUp Support
Ji-woo L.
Australia · Jan 2025
Exactly what I needed for travelling. The QR code arrived instantly by email.
Grace
GotoeSIM Support
· 1 year ago Thanks a lot, Ji-woo! Wonderful to hear it worked smoothly in Japan. Enjoy your journeys! – Grace 💜
Katya V.
Sweden · Jan 2025
Great value compared to roaming charges in Japan. Topping up was straightforward when I needed more. Telling my friends about this.
Mark
GotoeSIM Support
· 1 year ago So glad to hear this, Katya! Delighted the speeds worked well for you. — Mark
Anna P.
Vietnam · Jan 2025
Installed in minutes by scanning the QR code. Data lasted the whole trip with room to spare.
Emma
GotoeSIM Support
· 1 year ago Really appreciate this, Anna! Delighted the speeds worked well for you. Safe travels, and see you on your next trip! – Emma, eSIM TopUp Support
Liam T.
Vietnam · Jan 2025
Did the job without any drama. Setup instructions in the app were clear and simple. Great experience overall.
Diego
GotoeSIM Support
· 1 year ago Thank you so much, Liam! Love that you were online the moment you landed in Japan. – Diego 💜
Nguyen N.
Australia · Jan 2025
Connected the moment I landed. Setup instructions in the app were clear and simple. Telling my friends about this.
Grace
GotoeSIM Support
· 1 year ago Thank you so much, Nguyen! So happy the Japan eSIM kept you connected. — Grace
Frequently asked questions
How much does the Japan eSIM cost?
The Japan 20GB 30Days (IIJ) plan costs $12.30 for 20 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
Katya K. · 2 months ago
Is 5G supported or just 4G?
Katya V. · 7 months ago
Thanks, installed with no problems on my Samsung.
Beatriz C. · 8 months ago
Is roaming charged extra or is it all included?
Lea B. · 8 months ago
Will this keep my WhatsApp active with my home number?
Kenji R. · 9 months ago
Do I need to install it before I travel or after I arrive?
Zoe V. · 9 months ago
How do I check how much data I have left?
Grace C. · 10 months ago
Great guide, the setup steps were really helpful.
Camila M. · 11 months ago
Can I use it in nearby countries too?
Mateo B. · 11 months ago
Which networks does this connect to?
Beatriz R. · 11 months ago
Does the validity start on purchase or on first use?
Sarah V. · 11 months ago
How long does the QR code take to arrive after payment?
Thomas N. · 1 year ago
Can I top up the same eSIM instead of buying a new one?