Japan eSIM — reviews & details
Japan 3GB 15Days (IIJ) · 3 GB · 15 days
620 reviews
Coverage & networks
- Japan NTT docomo 4G
Traveller reviews
Giulia D.
Germany · Mar 2025
Exactly what I needed for travelling. The QR code arrived instantly by email. Highly recommend for any traveller.
Sara
GotoeSIM Support
· 1 year ago So glad to hear this, Giulia! Delighted the speeds worked well for you. We're here whenever you travel again. – Sara 💜
Sofia K.
Sweden · Mar 2025
Exactly what I needed for travelling in Japan. The QR code arrived instantly by email. Highly recommend for any traveller.
Sara
GotoeSIM Support
· 1 year ago Thanks for sharing, Sofia! So happy the Japan eSIM kept you connected. Safe travels, and see you on your next trip! — Sara
Sarah V.
Egypt · Mar 2025
Saved me a fortune on my holiday. Signal held up well on trains and in rural areas. Zero regrets.
Sara
GotoeSIM Support
· 1 year ago Thank you for the kind words, Sarah! Great to know the setup was quick and easy. We're here whenever you travel again. — Sara
Daniel V.
Indonesia · Mar 2025
Great value compared to roaming charges. Topping up was straightforward when I needed more.
Priya
GotoeSIM Support
· 1 year ago Cheers, Daniel! Delighted the speeds worked well for you. — Priya
Beatriz N.
Poland · Mar 2025
Connected the moment I landed in Japan. Streaming and video calls worked without buffering. Would definitely buy again.
Sophie
GotoeSIM Support
· 1 year ago Thank you so much, Beatriz! Delighted the speeds worked well for you. – Sophie 💜
Sarah N.
Turkey · Mar 2025
Connected the moment I landed. Signal held up well on trains and in rural areas. Will use eSIM TopUp for my next trip for sure.
Grace
GotoeSIM Support
· 1 year ago So glad to hear this, Sarah! Great to know the setup was quick and easy. Enjoy your journeys! – Grace 💜
Omar V.
Canada · Mar 2025
Great value compared to roaming charges. Activation was automatic when I arrived. A must-have for international travel.
Priya
GotoeSIM Support
· 1 year ago Thank you so much, Omar! Love that you were online the moment you landed in Japan. – Priya, eSIM TopUp Support
Thomas T.
United Kingdom · Mar 2025
Bought it the night before my flight — smooth process in Japan. Signal held up well on trains and in rural areas. Would definitely buy again.
Emma
GotoeSIM Support
· 1 year ago Thanks a lot, Thomas! So happy the Japan eSIM kept you connected. We're here whenever you travel again. — Emma
Thomas R.
Sweden · Mar 2025
Honestly better than buying a local SIM at the airport. Streaming and video calls worked without buffering. Made staying connected effortless.
David
GotoeSIM Support
· 1 year ago Thank you for the kind words, Thomas! So happy the Japan eSIM kept you connected. Come back anytime! – David, eSIM TopUp Support
Ryan W.
Turkey · Mar 2025
Saved me a fortune on my holiday. Customer support answered my question quickly.
James
GotoeSIM Support
· 1 year ago Thank you so much, Ryan! Great to know the setup was quick and easy. Come back anytime! — James, eSIM TopUp Support
Haruto S.
Italy · Mar 2025
Did the job without any drama in Japan. Signal held up well on trains and in rural areas.
Ken
GotoeSIM Support
· 1 year ago So glad to hear this, Haruto! So pleased it saved you from roaming bills. – Ken, eSIM TopUp Support
Grace W.
Germany · Mar 2025
Used this on my trip and it worked perfectly. Activation was automatic when I arrived. Great experience overall.
James
GotoeSIM Support
· 1 year ago So glad to hear this, Grace! So pleased it saved you from roaming bills. Enjoy your journeys! — James
Diego C.
Germany · Mar 2025
Bought it the night before my flight — smooth process. Topping up was straightforward when I needed more.
Laura
GotoeSIM Support
· 1 year ago Cheers, Diego! Love that you were online the moment you landed in Japan. Enjoy your journeys! — Laura, eSIM TopUp Support
Diego W.
Brazil · Feb 2025
Great value compared to roaming charges. Speeds were solid for maps, messaging and browsing. Highly recommend for any traveller.
Mark
GotoeSIM Support
· 1 year ago Thanks for sharing, Diego! Great to know the setup was quick and easy. – Mark, eSIM TopUp Support
Fatima B.
Ireland · Feb 2025
Super easy to set up before I flew out. Coverage was strong even outside the city. A must-have for international travel.
Mark
GotoeSIM Support
· 1 year ago So glad to hear this, Fatima! So pleased it saved you from roaming bills. We're here whenever you travel again. – Mark 💜
Frequently asked questions
How much does the Japan eSIM cost?
The Japan 3GB 15Days (IIJ) plan costs $2.55 for 3 GB over 15 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
Budi L. · 1 week ago
Does this work on an iPhone 13?
Sri M. · 3 weeks ago
Will this keep my WhatsApp active with my home number?
Andre D. · 3 months ago
Can I use it in nearby countries too?
Min-jun G. · 4 months ago
Can I top up the same eSIM instead of buying a new one?
Ava S. · 4 months ago
Is roaming charged extra or is it all included?
Emma T. · 4 months ago
Does the validity start on purchase or on first use?
Ravi W. · 5 months ago
Can I use this for hotspot/tethering?
Sofia H. · 6 months ago
Great guide, the setup steps were really helpful.
Lucas G. · 9 months ago
Is 5G supported or just 4G?
Mei N. · 9 months ago
Which networks does this connect to?
Omar P. · 9 months ago
Do I need to install it before I travel or after I arrive?
Olivia D. · 1 year ago
How long does the QR code take to arrive after payment?