Japan eSIM — reviews & details
Japan 3GB 30Days (nonhkip) · 3 GB · 30 days
620 reviews
Coverage & networks
- Japan KDDI/au 5G
Traveller reviews
Nadia W.
Thailand · Aug 2026
Exactly what I needed for travelling. Streaming and video calls worked without buffering. Would definitely buy again.
Laura
eSIM TopUp Support
· 3 days ago Really appreciate this, Nadia! So happy the Japan eSIM kept you connected. Come back anytime! – Laura, eSIM TopUp Support
Aisha N.
Italy · Aug 2026
Used this on my trip and it worked perfectly. Ran hotspot to my laptop with no issues. Highly recommend for any traveller.
Laura
eSIM TopUp Support
· 3 days ago Thanks for sharing, Aisha! Wonderful to hear it worked smoothly in Japan. Enjoy your journeys! — Laura, eSIM TopUp Support
Daniel K.
Malaysia · Aug 2026
Bought it the night before my flight — smooth process. Activation was automatic when I arrived in Japan. Made staying connected effortless.
Ingrid
eSIM TopUp Support
· 5 days ago Thanks for sharing, Daniel! Great to know the setup was quick and easy. Enjoy your journeys! – Ingrid 💜
Viktor P.
India · Aug 2026
No more hunting for a SIM card kiosk on arrival. Activation was automatic when I arrived.
Sophie
eSIM TopUp Support
· 6 days ago Cheers, Viktor! Thrilled it made staying connected effortless. — Sophie, eSIM TopUp Support
Kenji P.
Italy · Aug 2026
Honestly better than buying a local SIM at the airport in Japan. Data lasted the whole trip with room to spare.
Emma
eSIM TopUp Support
· 6 days ago So glad to hear this, Kenji! Great to know the setup was quick and easy. Safe travels, and see you on your next trip! — Emma
Carlos C.
UAE · Aug 2026
No more hunting for a SIM card kiosk on arrival. I kept my normal number for calls while using this for data. Made staying connected effortless.
Emma
eSIM TopUp Support
· 1 week ago Thank you for the kind words, Carlos! Delighted the speeds worked well for you. — Emma, eSIM TopUp Support
Anna R.
Saudi Arabia · Aug 2026
No more hunting for a SIM card kiosk on arrival. Activation was automatic when I arrived.
Ken
eSIM TopUp Support
· 1 week ago Thank you for the kind words, Anna! Love that you were online the moment you landed in Japan. Enjoy your journeys! — Ken
Beatriz N.
Spain · Aug 2026
Good coverage in the city, a bit patchy in remote areas.
Yuki
eSIM TopUp Support
· 1 week ago Appreciate you sharing this, Beatriz. Good to hear it did the job, and we're working to make it even better. Any questions, our team is at esimtopup.io/support. — Yuki
Marco W.
UAE · Aug 2026
Installed in minutes by scanning the QR code. Speeds were solid for maps, messaging and browsing. Great experience overall.
David
eSIM TopUp Support
· 1 week ago Thank you for the kind words, Marco! So pleased it saved you from roaming bills. Safe travels, and see you on your next trip! — David
Zoe S.
France · Aug 2026
Super easy to set up before I flew out in Japan. Signal held up well on trains and in rural areas. Five stars from me.
Ken
eSIM TopUp Support
· 1 week ago Thanks a lot, Zoe! So pleased it saved you from roaming bills. Safe travels, and see you on your next trip! – Ken, eSIM TopUp Support
Sofia R.
Sweden · Jul 2026
Used this on my trip and it worked perfectly. Activation was automatic when I arrived.
Emma
eSIM TopUp Support
· 1 week ago Thank you so much, Sofia! Wonderful to hear it worked smoothly in Japan. Enjoy your journeys! — Emma
Omar F.
Indonesia · Jul 2026
Exactly what I needed for travelling. The QR code arrived instantly by email. A must-have for international travel.
Tom
eSIM TopUp Support
· 1 week ago Cheers, Omar! Thrilled it made staying connected effortless. Wishing you many more connected adventures! – Tom 💜
Lucia K.
Malaysia · Jul 2026
Exactly what I needed for travelling. Customer support answered my question quickly.
Grace
eSIM TopUp Support
· 1 week ago Thanks for sharing, Lucia! Wonderful to hear it worked smoothly in Japan. We're here whenever you travel again. — Grace
Mohammed V.
Brazil · Jul 2026
Super easy to set up before I flew out. Ran hotspot to my laptop with no issues.
Omar
eSIM TopUp Support
· 1 week ago Thank you so much, Mohammed! So pleased it saved you from roaming bills. Come back anytime! – Omar, eSIM TopUp Support
Budi K.
Netherlands · Jul 2026
Used this on my trip and it worked perfectly. Streaming and video calls worked without buffering. Will use eSIM TopUp for my next trip for sure.
Priya
eSIM TopUp Support
· 1 week ago Cheers, Budi! Thrilled it made staying connected effortless. Wishing you many more connected adventures! – Priya, eSIM TopUp Support
Frequently asked questions
How much does the Japan eSIM cost?
The Japan 3GB 30Days (nonhkip) plan costs $4.43 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
Ethan G. · 1 month ago
Do I need to install it before I travel or after I arrive?
Mateo F. · 1 month ago
Great guide, the setup steps were really helpful.
Sven L. · 3 months ago
Is roaming charged extra or is it all included?
Ravi C. · 5 months ago
How do I check how much data I have left?
Fatima K. · 6 months ago
Does this work on an iPhone 13?
Camila L. · 7 months ago
Which networks does this connect to?
Thomas D. · 8 months ago
Can I top up the same eSIM instead of buying a new one?
Wei R. · 8 months ago
Does the validity start on purchase or on first use?
Mei W. · 8 months ago
Is 5G supported or just 4G?
Emma L. · 9 months ago
Can I use it in nearby countries too?
Haruto M. · 10 months ago
Thanks, installed with no problems on my Samsung.
Lucia S. · 11 months ago
Can I use this for hotspot/tethering?