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
Sophia G.
New Zealand · Apr 2025
Great value compared to roaming charges. Signal held up well on trains and in rural areas. A must-have for international travel.
Tom
eSIM TopUp Support
· 1 year ago Thanks a lot, Sophia! Thrilled it made staying connected effortless. Enjoy your journeys! — Tom, eSIM TopUp Support
Beatriz P.
Switzerland · Apr 2025
Installed in minutes by scanning the QR code. Signal held up well on trains and in rural areas. Telling my friends about this.
Yuki
eSIM TopUp Support
· 1 year ago Thanks for sharing, Beatriz! Love that you were online the moment you landed in Japan. – Yuki, eSIM TopUp Support
Nadia P.
Portugal · Apr 2025
Exactly what I needed for travelling in Japan. Speeds were solid for maps, messaging and browsing. Highly recommend for any traveller.
Sara
eSIM TopUp Support
· 1 year ago Really appreciate this, Nadia! Love that you were online the moment you landed in Japan. Safe travels, and see you on your next trip! – Sara, eSIM TopUp Support
Priya G.
France · Apr 2025
Honestly better than buying a local SIM at the airport in Japan. Setup instructions in the app were clear and simple. Great experience overall.
Ken
eSIM TopUp Support
· 1 year ago Cheers, Priya! Delighted the speeds worked well for you. We're here whenever you travel again. — Ken, eSIM TopUp Support
Diego V.
Japan · Apr 2025
Super easy to set up before I flew out. Data lasted the whole trip with room to spare. Would definitely buy again.
Ingrid
eSIM TopUp Support
· 1 year ago Really appreciate this, Diego! So happy the Japan eSIM kept you connected. — Ingrid
Aisha T.
Ireland · Apr 2025
Super easy to set up before I flew out. Setup instructions in the app were clear and simple.
Yuki
eSIM TopUp Support
· 1 year ago So glad to hear this, Aisha! Thrilled it made staying connected effortless. Safe travels, and see you on your next trip! – Yuki 💜
Ananya C.
United States · Apr 2025
Connected the moment I landed. I kept my normal number for calls while using this for data. Great experience overall.
Omar
eSIM TopUp Support
· 1 year ago Thanks for sharing, Ananya! Great to know the setup was quick and easy. We're here whenever you travel again. — Omar
Anna V.
Australia · Apr 2025
Great value compared to roaming charges. Streaming and video calls worked without buffering.
Priya
eSIM TopUp Support
· 1 year ago Thank you so much, Anna! Delighted the speeds worked well for you. We're here whenever you travel again. – Priya 💜
Daniel H.
Egypt · Apr 2025
Connected the moment I landed in Japan. Data lasted the whole trip with room to spare.
Diego
eSIM TopUp Support
· 1 year ago So glad to hear this, Daniel! So happy the Japan eSIM kept you connected. Wishing you many more connected adventures! — Diego, eSIM TopUp Support
Emma H.
Germany · Apr 2025
Connected the moment I landed. Streaming and video calls worked without buffering.
Tom
eSIM TopUp Support
· 1 year ago Cheers, Emma! Great to know the setup was quick and easy. – Tom, eSIM TopUp Support
Arjun F.
Italy · Apr 2025
Installed in minutes by scanning the QR code. Topping up was straightforward when I needed more. Telling my friends about this.
Yuki
eSIM TopUp Support
· 1 year ago Thanks for sharing, Arjun! So happy the Japan eSIM kept you connected. Wishing you many more connected adventures! — Yuki, eSIM TopUp Support
Wei K.
Italy · Apr 2025
Used this on my trip and it worked perfectly in Japan. Signal held up well on trains and in rural areas. Will use eSIM TopUp for my next trip for sure.
Emma
eSIM TopUp Support
· 1 year ago Cheers, Wei! So happy the Japan eSIM kept you connected. Safe travels, and see you on your next trip! – Emma 💜
Yuki V.
Malaysia · Apr 2025
Decent speeds, though slower than I expected in a few spots.
Sara
eSIM TopUp Support
· 1 year ago Appreciate you sharing this, Yuki. We're constantly optimising speeds and coverage across Japan. Any questions, our team is at esimtopup.io/support. — Sara
Grace N.
Vietnam · Apr 2025
Super easy to set up before I flew out. I kept my normal number for calls while using this for data. Will use eSIM TopUp for my next trip for sure.
Omar
eSIM TopUp Support
· 1 year ago Thanks a lot, Grace! Love that you were online the moment you landed in Japan. – Omar 💜
Camila F.
New Zealand · Apr 2025
Used this on my trip and it worked perfectly. I kept my normal number for calls while using this for data. Great experience overall.
Omar
eSIM TopUp Support
· 1 year ago Thank you for the kind words, Camila! Love that you were online the moment you landed in Japan. – Omar, 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?