Japan eSIM — reviews & details
Japan 10GB 30Days (nonhkip) · 10 GB · 30 days
620 reviews
Coverage & networks
- Japan KDDI/au 5G
Traveller reviews
Somchai M.
Thailand · Feb 2026
Install took me two tries but was fine after that. Activation was automatic when I arrived.
Laura
GotoeSIM Support
· 5 months ago Thanks for the honest feedback, Somchai. Glad it mostly worked for you in Japan — we're always improving our coverage. Any questions, our team is at esimtopup.io/support. – Laura, eSIM TopUp Support
Ryan W.
India · Feb 2026
Saved me a fortune on my holiday. Data lasted the whole trip with room to spare. Five stars from me.
Grace
GotoeSIM Support
· 5 months ago Thanks a lot, Ryan! Wonderful to hear it worked smoothly in Japan. Come back anytime! — Grace, eSIM TopUp Support
Katya M.
India · Feb 2026
Exactly what I needed for travelling. Setup instructions in the app were clear and simple. Highly recommend for any traveller.
Ingrid
GotoeSIM Support
· 5 months ago Thanks for sharing, Katya! So happy the Japan eSIM kept you connected. Safe travels, and see you on your next trip! — Ingrid
Fatima B.
Thailand · Feb 2026
Connected the moment I landed. Setup instructions in the app were clear and simple. Five stars from me.
Laura
GotoeSIM Support
· 5 months ago Cheers, Fatima! Wonderful to hear it worked smoothly in Japan. — Laura, eSIM TopUp Support
Carlos G.
Egypt · Feb 2026
Decent speeds, though slower than I expected in a few spots.
Ken
GotoeSIM Support
· 5 months ago Thank you for taking the time, Carlos. We're constantly optimising speeds and coverage across Japan. Reach us anytime at esimtopup.io/support if we can help. – Ken, eSIM TopUp Support
Budi V.
Portugal · Feb 2026
Honestly better than buying a local SIM at the airport. Signal held up well on trains and in rural areas. Will use eSIM TopUp for my next trip for sure.
David
GotoeSIM Support
· 5 months ago Really appreciate this, Budi! So pleased it saved you from roaming bills. We're here whenever you travel again. — David
Ethan D.
South Korea · Feb 2026
Bought it the night before my flight — smooth process. Customer support answered my question quickly.
Diego
GotoeSIM Support
· 5 months ago Cheers, Ethan! So pleased it saved you from roaming bills. — Diego
Olivia S.
United Kingdom · Feb 2026
Honestly better than buying a local SIM at the airport in Japan. Setup instructions in the app were clear and simple.
Omar
GotoeSIM Support
· 5 months ago Cheers, Olivia! Love that you were online the moment you landed in Japan. We're here whenever you travel again. – Omar 💜
Pablo C.
Canada · Feb 2026
First time using an eSIM and it was painless. Ran hotspot to my laptop with no issues. Highly recommend for any traveller.
Diego
GotoeSIM Support
· 5 months ago Thank you for the kind words, Pablo! Thrilled it made staying connected effortless. We're here whenever you travel again. — Diego
Hana G.
Malaysia · Feb 2026
Install took me two tries but was fine after that. Coverage was strong even outside the city.
Tom
GotoeSIM Support
· 5 months ago Appreciate you sharing this, Hana. Glad it mostly worked for you in Japan — we're always improving our coverage. Reach us anytime at esimtopup.io/support if we can help. — Tom, eSIM TopUp Support
Nadia P.
Sweden · Feb 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.
Mark
GotoeSIM Support
· 5 months ago Thank you for the kind words, Nadia! Thrilled it made staying connected effortless. Enjoy your journeys! – Mark 💜
Nadia M.
Switzerland · Feb 2026
First time using an eSIM and it was painless in Japan. Data lasted the whole trip with room to spare.
Grace
GotoeSIM Support
· 5 months ago So glad to hear this, Nadia! Love that you were online the moment you landed in Japan. — Grace, eSIM TopUp Support
Grace B.
Italy · Feb 2026
Used this on my trip and it worked perfectly. Customer support answered my question quickly.
Anna
GotoeSIM Support
· 5 months ago So glad to hear this, Grace! Thrilled it made staying connected effortless. We're here whenever you travel again. — Anna
Hugo K.
Netherlands · Feb 2026
Saved me a fortune on my holiday. Signal held up well on trains and in rural areas. Would definitely buy again.
Emma
GotoeSIM Support
· 6 months ago Thank you for the kind words, Hugo! So pleased it saved you from roaming bills. — Emma
Aisha B.
Malaysia · Feb 2026
Super easy to set up before I flew out. Setup instructions in the app were clear and simple.
Anna
GotoeSIM Support
· 6 months ago Thanks a lot, Aisha! Great to know the setup was quick and easy. Come back anytime! – Anna, eSIM TopUp Support
Frequently asked questions
How much does the Japan eSIM cost?
The Japan 10GB 30Days (nonhkip) plan costs $9.90 for 10 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
Sven G. · 1 week ago
Will this keep my WhatsApp active with my home number?
Aisha D. · 2 weeks ago
Can I top up the same eSIM instead of buying a new one?
James R. · 1 month ago
Can I use it in nearby countries too?
Olivia M. · 2 months ago
Is roaming charged extra or is it all included?
Nguyen F. · 2 months ago
How long does the QR code take to arrive after payment?
Lea D. · 4 months ago
Can I use this for hotspot/tethering?
Mohammed S. · 5 months ago
Which networks does this connect to?
Omar P. · 6 months ago
How do I check how much data I have left?
James M. · 8 months ago
Thanks, installed with no problems on my Samsung.
Liam D. · 8 months ago
Does the validity start on purchase or on first use?
Kenji K. · 9 months ago
Does this work on an iPhone 13?
Lucas L. · 10 months ago
Is 5G supported or just 4G?