Japan eSIM — reviews & details
Japan 100MB 7Days · 100 MB · 7 days
620 reviews
Coverage & networks
- Japan NTT docomo 5G Rakuten Mobile 5G KDDI/au 5G SoftBank 5G
Traveller reviews
Pablo P.
Saudi Arabia · Jul 2026
Exactly what I needed for travelling. The QR code arrived instantly by email.
Grace
eSIM TopUp Support
· 1 month ago Cheers, Pablo! So pleased it saved you from roaming bills. Safe travels, and see you on your next trip! — Grace
James S.
Australia · Jul 2026
Installed in minutes by scanning the QR code in Japan. Coverage was strong even outside the city.
Ken
eSIM TopUp Support
· 1 month ago Thanks a lot, James! Great to know the setup was quick and easy. Wishing you many more connected adventures! – Ken 💜
Andre N.
United Kingdom · Jun 2026
First time using an eSIM and it was painless. The QR code arrived instantly by email. Would definitely buy again.
David
eSIM TopUp Support
· 1 month ago Thanks a lot, Andre! So happy the Japan eSIM kept you connected. — David, eSIM TopUp Support
Lea K.
Switzerland · Jun 2026
Great value compared to roaming charges in Japan. Signal held up well on trains and in rural areas. Zero regrets.
Mark
eSIM TopUp Support
· 1 month ago Thank you so much, Lea! So happy the Japan eSIM kept you connected. – Mark, eSIM TopUp Support
James N.
Thailand · Jun 2026
Great value compared to roaming charges. Speeds were solid for maps, messaging and browsing.
Ken
eSIM TopUp Support
· 1 month ago Thank you so much, James! Great to know the setup was quick and easy. Wishing you many more connected adventures! – Ken 💜
Omar T.
Switzerland · Jun 2026
Connected the moment I landed. I kept my normal number for calls while using this for data. Made staying connected effortless.
Mark
eSIM TopUp Support
· 1 month ago Thank you so much, Omar! Delighted the speeds worked well for you. Wishing you many more connected adventures! – Mark, eSIM TopUp Support
Elena K.
Canada · Jun 2026
Used this on my trip and it worked perfectly. Speeds were solid for maps, messaging and browsing.
Sara
eSIM TopUp Support
· 1 month ago Thanks for sharing, Elena! So happy the Japan eSIM kept you connected. — Sara, eSIM TopUp Support
Viktor L.
India · Jun 2026
Exactly what I needed for travelling. Activation was automatic when I arrived. Telling my friends about this.
Sara
eSIM TopUp Support
· 1 month ago Really appreciate this, Viktor! So happy the Japan eSIM kept you connected. Safe travels, and see you on your next trip! — Sara, eSIM TopUp Support
Fatima G.
Germany · Jun 2026
Worked fine but took a little while to connect at first. Speeds were solid for maps, messaging and browsing.
Sophie
eSIM TopUp Support
· 1 month ago Thanks for the honest feedback, Fatima. Glad it mostly worked for you in Japan — we're always improving our coverage. Any questions, our team is at esimtopup.io/support. — Sophie
Priya C.
Sweden · Jun 2026
No more hunting for a SIM card kiosk on arrival. Data lasted the whole trip with room to spare. Telling my friends about this.
Tom
eSIM TopUp Support
· 1 month ago Thanks for sharing, Priya! Delighted the speeds worked well for you. Wishing you many more connected adventures! — Tom, eSIM TopUp Support
Ryan G.
Australia · Jun 2026
Did the job without any drama. Speeds were solid for maps, messaging and browsing.
Laura
eSIM TopUp Support
· 1 month ago Cheers, Ryan! So happy the Japan eSIM kept you connected. — Laura
Viktor L.
Japan · Jun 2026
Connected the moment I landed. Signal held up well on trains and in rural areas.
Ken
eSIM TopUp Support
· 1 month ago Really appreciate this, Viktor! Great to know the setup was quick and easy. Wishing you many more connected adventures! – Ken 💜
Camila N.
India · Jun 2026
Bought it the night before my flight — smooth process in Japan. Coverage was strong even outside the city. Great experience overall.
Diego
eSIM TopUp Support
· 1 month ago Thank you for the kind words, Camila! So happy the Japan eSIM kept you connected. — Diego
Mateo F.
Portugal · Jun 2026
Bought it the night before my flight — smooth process. Topping up was straightforward when I needed more.
Emma
eSIM TopUp Support
· 1 month ago Thank you so much, Mateo! So pleased it saved you from roaming bills. Come back anytime! — Emma, eSIM TopUp Support
Hana L.
Thailand · Jun 2026
Connected the moment I landed. Topping up was straightforward when I needed more.
Tom
eSIM TopUp Support
· 2 months ago Thank you for the kind words, Hana! So pleased it saved you from roaming bills. We're here whenever you travel again. – Tom, eSIM TopUp Support
Frequently asked questions
How much does the Japan eSIM cost?
The Japan 100MB 7Days plan costs $0.45 for 100 MB over 7 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
Beatriz G. · 4 weeks ago
Which networks does this connect to?
Daniel S. · 1 month ago
Does this work on an iPhone 13?
Isabella D. · 3 months ago
How long does the QR code take to arrive after payment?
Ravi V. · 4 months ago
Is 5G supported or just 4G?
Thomas D. · 5 months ago
Can I top up the same eSIM instead of buying a new one?
Katya S. · 6 months ago
Thanks, installed with no problems on my Samsung.
Zoe D. · 7 months ago
Does the validity start on purchase or on first use?
Thomas B. · 8 months ago
Will this keep my WhatsApp active with my home number?
Ingrid M. · 8 months ago
Can I use it in nearby countries too?
Chloe K. · 9 months ago
Can I use this for hotspot/tethering?
Fatima P. · 9 months ago
Do I need to install it before I travel or after I arrive?
Ravi N. · 1 year ago
Is roaming charged extra or is it all included?