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
Diego H.
Canada · Mar 2025
Exactly what I needed for travelling. Speeds were solid for maps, messaging and browsing. A must-have for international travel.
Omar
eSIM TopUp Support
· 1 year ago Thank you so much, Diego! Wonderful to hear it worked smoothly in Japan. — Omar
Carlos K.
India · Mar 2025
Honestly better than buying a local SIM at the airport. Speeds were solid for maps, messaging and browsing.
Tom
eSIM TopUp Support
· 1 year ago Thanks a lot, Carlos! Great to know the setup was quick and easy. Wishing you many more connected adventures! – Tom, eSIM TopUp Support
Mateo H.
Singapore · Mar 2025
Great value compared to roaming charges. Data lasted the whole trip with room to spare. Telling my friends about this.
Diego
eSIM TopUp Support
· 1 year ago Thanks a lot, Mateo! Love that you were online the moment you landed in Japan. Enjoy your journeys! — Diego, eSIM TopUp Support
Arjun C.
Spain · Mar 2025
Super easy to set up before I flew out. Customer support answered my question quickly. Exactly as described — no surprises.
Omar
eSIM TopUp Support
· 1 year ago Thank you for the kind words, Arjun! Wonderful to hear it worked smoothly in Japan. Wishing you many more connected adventures! — Omar, eSIM TopUp Support
Fatima C.
Spain · Feb 2025
Installed in minutes by scanning the QR code. Coverage was strong even outside the city. Highly recommend for any traveller.
Ingrid
eSIM TopUp Support
· 1 year ago Thank you for the kind words, Fatima! Great to know the setup was quick and easy. We're here whenever you travel again. – Ingrid 💜
Marco S.
Sweden · Feb 2025
Saved me a fortune on my holiday. Activation was automatic when I arrived in Japan.
Laura
eSIM TopUp Support
· 1 year ago Really appreciate this, Marco! So pleased it saved you from roaming bills. Come back anytime! – Laura 💜
Pablo W.
Poland · Feb 2025
Used this on my trip and it worked perfectly in Japan. I kept my normal number for calls while using this for data. Highly recommend for any traveller.
Laura
eSIM TopUp Support
· 1 year ago Thank you for the kind words, Pablo! Delighted the speeds worked well for you. — Laura
Omar T.
United Kingdom · Feb 2025
Super easy to set up before I flew out in Japan. Setup instructions in the app were clear and simple. Great experience overall.
Sara
eSIM TopUp Support
· 1 year ago Thanks a lot, Omar! Wonderful to hear it worked smoothly in Japan. Wishing you many more connected adventures! — Sara
Yuki K.
Brazil · Feb 2025
Saved me a fortune on my holiday. Data lasted the whole trip with room to spare. Telling my friends about this.
Anna
eSIM TopUp Support
· 1 year ago Really appreciate this, Yuki! So pleased it saved you from roaming bills. – Anna 💜
Hugo C.
Philippines · Feb 2025
Honestly better than buying a local SIM at the airport in Japan. Signal held up well on trains and in rural areas.
Ingrid
eSIM TopUp Support
· 1 year ago Thank you for the kind words, Hugo! So pleased it saved you from roaming bills. We're here whenever you travel again. – Ingrid, eSIM TopUp Support
Louis D.
Vietnam · Feb 2025
No more hunting for a SIM card kiosk on arrival in Japan. Speeds were solid for maps, messaging and browsing. Would definitely buy again.
Sophie
eSIM TopUp Support
· 1 year ago Cheers, Louis! Wonderful to hear it worked smoothly in Japan. Enjoy your journeys! — Sophie
Ananya L.
Indonesia · Feb 2025
Honestly better than buying a local SIM at the airport. Topping up was straightforward when I needed more.
Diego
eSIM TopUp Support
· 1 year ago Really appreciate this, Ananya! Wonderful to hear it worked smoothly in Japan. Wishing you many more connected adventures! — Diego
Yuki W.
Portugal · Feb 2025
Exactly what I needed for travelling in Japan. Speeds were solid for maps, messaging and browsing. Will use eSIM TopUp for my next trip for sure.
Ingrid
eSIM TopUp Support
· 1 year ago Thank you for the kind words, Yuki! Thrilled it made staying connected effortless. Wishing you many more connected adventures! – Ingrid, eSIM TopUp Support
Ava F.
New Zealand · Jan 2025
Connected the moment I landed. Topping up was straightforward when I needed more. Five stars from me.
David
eSIM TopUp Support
· 1 year ago Thank you for the kind words, Ava! So pleased it saved you from roaming bills. Wishing you many more connected adventures! — David
Min-jun L.
Portugal · Jan 2025
Exactly what I needed for travelling. Setup instructions in the app were clear and simple.
Sara
eSIM TopUp Support
· 1 year ago Cheers, Min-jun! So happy the Japan eSIM kept you connected. Safe travels, and see you on your next trip! – Sara 💜
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?