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
Ryan W.
Thailand · Dec 2025
First time using an eSIM and it was painless in Japan. I kept my normal number for calls while using this for data. Highly recommend for any traveller.
Diego
eSIM TopUp Support
· 8 months ago So glad to hear this, Ryan! Love that you were online the moment you landed in Japan. – Diego, eSIM TopUp Support
Min-jun V.
Philippines · Dec 2025
Super easy to set up before I flew out. Setup instructions in the app were clear and simple. Exactly as described — no surprises.
Anna
eSIM TopUp Support
· 8 months ago Really appreciate this, Min-jun! Delighted the speeds worked well for you. Enjoy your journeys! – Anna 💜
Fatima V.
Indonesia · Dec 2025
Connected the moment I landed. Ran hotspot to my laptop with no issues. A must-have for international travel.
Priya
eSIM TopUp Support
· 8 months ago Thank you for the kind words, Fatima! Love that you were online the moment you landed in Japan. Wishing you many more connected adventures! – Priya, eSIM TopUp Support
Max B.
Mexico · Dec 2025
Super easy to set up before I flew out in Japan. The QR code arrived instantly by email. Would definitely buy again.
Mark
eSIM TopUp Support
· 8 months ago Cheers, Max! So pleased it saved you from roaming bills. We're here whenever you travel again. — Mark
Emma F.
Japan · Dec 2025
Super easy to set up before I flew out in Japan. I kept my normal number for calls while using this for data. Highly recommend for any traveller.
Tom
eSIM TopUp Support
· 8 months ago Really appreciate this, Emma! Love that you were online the moment you landed in Japan. – Tom, eSIM TopUp Support
Ryan K.
Indonesia · Nov 2025
Installed in minutes by scanning the QR code. I kept my normal number for calls while using this for data. Great experience overall.
Ingrid
eSIM TopUp Support
· 8 months ago Thanks for sharing, Ryan! Wonderful to hear it worked smoothly in Japan. — Ingrid, eSIM TopUp Support
Haruto W.
Switzerland · Nov 2025
Exactly what I needed for travelling. Signal held up well on trains and in rural areas. A must-have for international travel.
James
eSIM TopUp Support
· 8 months ago Really appreciate this, Haruto! Wonderful to hear it worked smoothly in Japan. Safe travels, and see you on your next trip! — James
Priya C.
Portugal · Nov 2025
Connected the moment I landed in Japan. I kept my normal number for calls while using this for data. Five stars from me.
Ingrid
eSIM TopUp Support
· 8 months ago Thank you so much, Priya! Wonderful to hear it worked smoothly in Japan. Enjoy your journeys! — Ingrid
Beatriz G.
Egypt · Nov 2025
Exactly what I needed for travelling. I kept my normal number for calls while using this for data. Made staying connected effortless.
James
eSIM TopUp Support
· 8 months ago Thank you so much, Beatriz! Thrilled it made staying connected effortless. – James 💜
Grace L.
Vietnam · Nov 2025
Connected the moment I landed in Japan. Signal held up well on trains and in rural areas. Zero regrets.
Omar
eSIM TopUp Support
· 8 months ago Thank you so much, Grace! Delighted the speeds worked well for you. – Omar 💜
Marco D.
Poland · Nov 2025
Did the job without any drama in Japan. Signal held up well on trains and in rural areas. Telling my friends about this.
Ingrid
eSIM TopUp Support
· 8 months ago Cheers, Marco! Love that you were online the moment you landed in Japan. Come back anytime! — Ingrid, eSIM TopUp Support
Ji-woo T.
Germany · Nov 2025
Bought it the night before my flight — smooth process. Setup instructions in the app were clear and simple. Highly recommend for any traveller.
Laura
eSIM TopUp Support
· 8 months ago Really appreciate this, Ji-woo! So pleased it saved you from roaming bills. Safe travels, and see you on your next trip! – Laura 💜
Arjun K.
Sweden · Nov 2025
Connected the moment I landed in Japan. Setup instructions in the app were clear and simple. Zero regrets.
Ingrid
eSIM TopUp Support
· 8 months ago Thank you so much, Arjun! Delighted the speeds worked well for you. Enjoy your journeys! – Ingrid 💜
Kenji W.
UAE · Nov 2025
Great value compared to roaming charges. Activation was automatic when I arrived. Five stars from me.
Anna
eSIM TopUp Support
· 8 months ago Thank you for the kind words, Kenji! So happy the Japan eSIM kept you connected. Come back anytime! – Anna, eSIM TopUp Support
Mateo T.
Saudi Arabia · Nov 2025
Used this on my trip and it worked perfectly. Topping up was straightforward when I needed more. Will use eSIM TopUp for my next trip for sure.
Yuki
eSIM TopUp Support
· 8 months ago Really appreciate this, Mateo! Great to know the setup was quick and easy. Enjoy your journeys! – Yuki, 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?