Japan eSIM — reviews & details
Japan 3GB 30Days · 3 GB · 30 days
620 reviews
Coverage & networks
- Japan NTT docomo 5G Rakuten Mobile 5G KDDI/au 5G SoftBank 5G
Traveller reviews
Sri H.
Thailand · Mar 2026
No more hunting for a SIM card kiosk on arrival. I kept my normal number for calls while using this for data. A must-have for international travel.
Laura
eSIM TopUp Support
· 4 months ago Thanks for sharing, Sri! So pleased it saved you from roaming bills. We're here whenever you travel again. — Laura, eSIM TopUp Support
Camila N.
Turkey · Mar 2026
Great value compared to roaming charges in Japan. The QR code arrived instantly by email.
Ken
eSIM TopUp Support
· 4 months ago Thank you so much, Camila! So happy the Japan eSIM kept you connected. – Ken, eSIM TopUp Support
Hugo S.
Vietnam · Mar 2026
Super easy to set up before I flew out in Japan. Ran hotspot to my laptop with no issues.
James
eSIM TopUp Support
· 4 months ago Cheers, Hugo! So pleased it saved you from roaming bills. Enjoy your journeys! — James
Thomas R.
Singapore · Mar 2026
Great value compared to roaming charges in Japan. Data lasted the whole trip with room to spare. Highly recommend for any traveller.
Grace
eSIM TopUp Support
· 4 months ago So glad to hear this, Thomas! Thrilled it made staying connected effortless. — Grace, eSIM TopUp Support
Daniel V.
Philippines · Mar 2026
Connected the moment I landed. Setup instructions in the app were clear and simple. Highly recommend for any traveller.
Ken
eSIM TopUp Support
· 4 months ago Cheers, Daniel! So pleased it saved you from roaming bills. Enjoy your journeys! – Ken 💜
Haruto N.
Indonesia · Mar 2026
Saved me a fortune on my holiday in Japan. Ran hotspot to my laptop with no issues. A must-have for international travel.
Emma
eSIM TopUp Support
· 5 months ago So glad to hear this, Haruto! Wonderful to hear it worked smoothly in Japan. Come back anytime! – Emma, eSIM TopUp Support
Olivia V.
Canada · Mar 2026
Installed in minutes by scanning the QR code. I kept my normal number for calls while using this for data.
Priya
eSIM TopUp Support
· 5 months ago Thank you for the kind words, Olivia! Great to know the setup was quick and easy. Come back anytime! – Priya, eSIM TopUp Support
Giulia C.
Netherlands · Mar 2026
Used this on my trip and it worked perfectly. Topping up was straightforward when I needed more. A must-have for international travel.
Sara
eSIM TopUp Support
· 5 months ago Thank you for the kind words, Giulia! Great to know the setup was quick and easy. Safe travels, and see you on your next trip! – Sara 💜
Haruto H.
Sweden · Mar 2026
Used this on my trip and it worked perfectly in Japan. Topping up was straightforward when I needed more. Five stars from me.
Yuki
eSIM TopUp Support
· 5 months ago Thank you for the kind words, Haruto! So happy the Japan eSIM kept you connected. – Yuki, eSIM TopUp Support
Yuki S.
Indonesia · Mar 2026
Super easy to set up before I flew out. Streaming and video calls worked without buffering. Would definitely buy again.
James
eSIM TopUp Support
· 5 months ago Thank you for the kind words, Yuki! Thrilled it made staying connected effortless. – James 💜
Pablo R.
France · Mar 2026
Connected the moment I landed. I kept my normal number for calls while using this for data. Exactly as described — no surprises.
Ken
eSIM TopUp Support
· 5 months ago Cheers, Pablo! Thrilled it made staying connected effortless. — Ken, eSIM TopUp Support
Beatriz P.
Portugal · Mar 2026
Connected the moment I landed. Data lasted the whole trip with room to spare.
Anna
eSIM TopUp Support
· 5 months ago So glad to hear this, Beatriz! Great to know the setup was quick and easy. – Anna, eSIM TopUp Support
Arjun D.
Spain · Feb 2026
Connected the moment I landed. Topping up was straightforward when I needed more. Great experience overall.
Yuki
eSIM TopUp Support
· 5 months ago So glad to hear this, Arjun! So pleased it saved you from roaming bills. Safe travels, and see you on your next trip! — Yuki, eSIM TopUp Support
Lea P.
Ireland · Feb 2026
Super easy to set up before I flew out. Streaming and video calls worked without buffering. Great experience overall.
David
eSIM TopUp Support
· 5 months ago Thank you so much, Lea! Delighted the speeds worked well for you. Enjoy your journeys! — David
Hana W.
Italy · Feb 2026
Honestly better than buying a local SIM at the airport in Japan. Data lasted the whole trip with room to spare. A must-have for international travel.
Grace
eSIM TopUp Support
· 5 months ago So glad to hear this, Hana! Love that you were online the moment you landed in Japan. Safe travels, and see you on your next trip! – Grace, eSIM TopUp Support
Frequently asked questions
How much does the Japan eSIM cost?
The Japan 3GB 30Days plan costs $2.70 for 3 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 G. · 2 months ago
Is 5G supported or just 4G?
Pablo C. · 2 months ago
How do I check how much data I have left?
Grace G. · 2 months ago
Can I use this for hotspot/tethering?
Marco C. · 3 months ago
Can I use it in nearby countries too?
Lucas D. · 3 months ago
Great guide, the setup steps were really helpful.
Ingrid F. · 5 months ago
Is roaming charged extra or is it all included?
Pablo N. · 6 months ago
Does the validity start on purchase or on first use?
Olivia N. · 6 months ago
Does this work on an iPhone 13?
Linh T. · 8 months ago
Can I top up the same eSIM instead of buying a new one?
Viktor P. · 9 months ago
Thanks, installed with no problems on my Samsung.
Carlos L. · 9 months ago
Will this keep my WhatsApp active with my home number?
Sri N. · 1 year ago
Which networks does this connect to?