Japan eSIM — reviews & details
Japan 10GB 30Days (IIJ) · 10 GB · 30 days
620 reviews
Coverage & networks
- Japan NTT docomo 4G
Traveller reviews
Chloe V.
Japan · Aug 2026
Installed in minutes by scanning the QR code. Coverage was strong even outside the city.
Sophie
GotoeSIM Support
· 3 days ago Thank you for the kind words, Chloe! So happy the Japan eSIM kept you connected. Wishing you many more connected adventures! — Sophie, eSIM TopUp Support
Chloe C.
Indonesia · Aug 2026
Used this on my trip and it worked perfectly. Topping up was straightforward when I needed more.
Diego
GotoeSIM Support
· 1 week ago Cheers, Chloe! Thrilled it made staying connected effortless. We're here whenever you travel again. — Diego
Carlos N.
Australia · Jul 2026
Connected the moment I landed. Activation was automatic when I arrived in Japan. Made staying connected effortless.
Tom
GotoeSIM Support
· 1 week ago Thank you for the kind words, Carlos! Love that you were online the moment you landed in Japan. We're here whenever you travel again. — Tom, eSIM TopUp Support
Fatima F.
Turkey · Jul 2026
Did the job without any drama. Data lasted the whole trip with room to spare. Great experience overall.
Laura
GotoeSIM Support
· 2 weeks ago Thanks for sharing, Fatima! Thrilled it made staying connected effortless. Safe travels, and see you on your next trip! — Laura, eSIM TopUp Support
Isabella F.
France · Jul 2026
Connected the moment I landed in Japan. Data lasted the whole trip with room to spare.
Mark
GotoeSIM Support
· 3 weeks ago Really appreciate this, Isabella! Wonderful to hear it worked smoothly in Japan. Safe travels, and see you on your next trip! – Mark, eSIM TopUp Support
Lucas T.
Ireland · Jul 2026
Installed in minutes by scanning the QR code. Activation was automatic when I arrived.
Laura
GotoeSIM Support
· 4 weeks ago Thank you for the kind words, Lucas! Great to know the setup was quick and easy. Enjoy your journeys! — Laura
Andre D.
Vietnam · Jul 2026
Installed in minutes by scanning the QR code. Streaming and video calls worked without buffering.
Emma
GotoeSIM Support
· 1 month ago Thanks a lot, Andre! Love that you were online the moment you landed in Japan. – Emma 💜
Mateo B.
Indonesia · Jun 2026
Super easy to set up before I flew out in Japan. I kept my normal number for calls while using this for data. Zero regrets.
Sophie
GotoeSIM Support
· 1 month ago Thank you for the kind words, Mateo! Wonderful to hear it worked smoothly in Japan. — Sophie
Ava T.
Thailand · Jun 2026
Honestly better than buying a local SIM at the airport. Topping up was straightforward when I needed more. Five stars from me.
Laura
GotoeSIM Support
· 1 month ago Thanks for sharing, Ava! Love that you were online the moment you landed in Japan. Wishing you many more connected adventures! – Laura 💜
Aisha V.
South Korea · Jun 2026
First time using an eSIM and it was painless. Setup instructions in the app were clear and simple.
Grace
GotoeSIM Support
· 1 month ago Thanks a lot, Aisha! So pleased it saved you from roaming bills. Come back anytime! – Grace 💜
Nguyen R.
United States · Jun 2026
Exactly what I needed for travelling in Japan. Data lasted the whole trip with room to spare. Telling my friends about this.
Ken
GotoeSIM Support
· 1 month ago Thanks a lot, Nguyen! Great to know the setup was quick and easy. Come back anytime! — Ken, eSIM TopUp Support
Sophia F.
Spain · Jun 2026
Saved me a fortune on my holiday. Signal held up well on trains and in rural areas.
Sara
GotoeSIM Support
· 1 month ago Really appreciate this, Sophia! So pleased it saved you from roaming bills. Come back anytime! – Sara 💜
Andre M.
Japan · Jun 2026
No more hunting for a SIM card kiosk on arrival. Coverage was strong even outside the city. Exactly as described — no surprises.
Sara
GotoeSIM Support
· 1 month ago Thank you for the kind words, Andre! So happy the Japan eSIM kept you connected. Wishing you many more connected adventures! — Sara, eSIM TopUp Support
Ethan V.
Canada · Jun 2026
Exactly what I needed for travelling. Speeds were solid for maps, messaging and browsing.
Emma
GotoeSIM Support
· 1 month ago So glad to hear this, Ethan! Love that you were online the moment you landed in Japan. Wishing you many more connected adventures! – Emma 💜
Omar D.
Malaysia · May 2026
Honestly better than buying a local SIM at the airport. Coverage was strong even outside the city. Would definitely buy again.
Laura
GotoeSIM Support
· 2 months ago Thanks a lot, Omar! Love that you were online the moment you landed in Japan. Enjoy your journeys! – Laura, eSIM TopUp Support
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?