Japan eSIM — reviews & details
Japan 3GB 15Days (nonhkip) · 3 GB · 15 days
620 reviews
Coverage & networks
- Japan KDDI/au 5G
Traveller reviews
Arjun D.
Philippines · Feb 2026
First time using an eSIM and it was painless. Topping up was straightforward when I needed more. Would definitely buy again.
James
GotoeSIM Support
· 5 months ago Thank you for the kind words, Arjun! Love that you were online the moment you landed in Japan. Wishing you many more connected adventures! – James, eSIM TopUp Support
Marco W.
Poland · Feb 2026
First time using an eSIM and it was painless. Customer support answered my question quickly.
Ken
GotoeSIM Support
· 6 months ago Thanks for sharing, Marco! Love that you were online the moment you landed in Japan. Safe travels, and see you on your next trip! — Ken
Giulia M.
Mexico · Feb 2026
Connected the moment I landed. Signal held up well on trains and in rural areas. Highly recommend for any traveller.
David
GotoeSIM Support
· 6 months ago Cheers, Giulia! So happy the Japan eSIM kept you connected. — David
Pablo G.
Netherlands · Jan 2026
Did the job without any drama in Japan. The QR code arrived instantly by email. Highly recommend for any traveller.
Yuki
GotoeSIM Support
· 6 months ago Thank you so much, Pablo! So pleased it saved you from roaming bills. — Yuki
Omar T.
Brazil · Jan 2026
Saved me a fortune on my holiday. Data lasted the whole trip with room to spare.
Diego
GotoeSIM Support
· 6 months ago Really appreciate this, Omar! Love that you were online the moment you landed in Japan. Come back anytime! — Diego, eSIM TopUp Support
Wei T.
India · Jan 2026
Used this on my trip and it worked perfectly in Japan. Coverage was strong even outside the city.
Grace
GotoeSIM Support
· 6 months ago Cheers, Wei! Delighted the speeds worked well for you. Safe travels, and see you on your next trip! — Grace
Ingrid T.
Egypt · Jan 2026
Did the job without any drama. Setup instructions in the app were clear and simple. Five stars from me.
Mark
GotoeSIM Support
· 7 months ago Thank you so much, Ingrid! Delighted the speeds worked well for you. Enjoy your journeys! — Mark, eSIM TopUp Support
Priya T.
Poland · Dec 2025
Saved me a fortune on my holiday. Setup instructions in the app were clear and simple. Exactly as described — no surprises.
Priya
GotoeSIM Support
· 7 months ago So glad to hear this, Priya! Thrilled it made staying connected effortless. — Priya
Sophia C.
Singapore · Dec 2025
Connected the moment I landed. The QR code arrived instantly by email. Would definitely buy again.
Grace
GotoeSIM Support
· 8 months ago Thanks a lot, Sophia! Love that you were online the moment you landed in Japan. — Grace, eSIM TopUp Support
Carlos B.
Spain · Dec 2025
Installed in minutes by scanning the QR code. I kept my normal number for calls while using this for data. Made staying connected effortless.
Laura
GotoeSIM Support
· 8 months ago Cheers, Carlos! Wonderful to hear it worked smoothly in Japan. — Laura
Kenji G.
Italy · Nov 2025
Honestly better than buying a local SIM at the airport. Ran hotspot to my laptop with no issues.
James
GotoeSIM Support
· 8 months ago Cheers, Kenji! Thrilled it made staying connected effortless. – James 💜
Carlos K.
Thailand · Nov 2025
Bought it the night before my flight — smooth process. I kept my normal number for calls while using this for data. Great experience overall.
Laura
GotoeSIM Support
· 8 months ago Cheers, Carlos! Thrilled it made staying connected effortless. Come back anytime! – Laura, eSIM TopUp Support
Hugo N.
India · Nov 2025
Did the job without any drama. The QR code arrived instantly by email. Highly recommend for any traveller.
Grace
GotoeSIM Support
· 8 months ago Thanks a lot, Hugo! Wonderful to hear it worked smoothly in Japan. Come back anytime! – Grace, eSIM TopUp Support
Ethan M.
Vietnam · Nov 2025
Great value compared to roaming charges in Japan. Signal held up well on trains and in rural areas. Highly recommend for any traveller.
Sophie
GotoeSIM Support
· 8 months ago Thanks for sharing, Ethan! So happy the Japan eSIM kept you connected. Safe travels, and see you on your next trip! — Sophie
Elena P.
Portugal · Nov 2025
Saved me a fortune on my holiday. Speeds were solid for maps, messaging and browsing. Exactly as described — no surprises.
Mark
GotoeSIM Support
· 9 months ago Really appreciate this, Elena! So happy the Japan eSIM kept you connected. Enjoy your journeys! — Mark
Frequently asked questions
How much does the Japan eSIM cost?
The Japan 3GB 15Days (nonhkip) plan costs $4.29 for 3 GB over 15 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
Aisha T. · 1 month ago
Thanks, installed with no problems on my Samsung.
Ananya P. · 1 month ago
Do I need to install it before I travel or after I arrive?
Haruto B. · 2 months ago
How long does the QR code take to arrive after payment?
Mei D. · 3 months ago
Is roaming charged extra or is it all included?
Arjun W. · 6 months ago
Can I use it in nearby countries too?
Fatima T. · 6 months ago
Will this keep my WhatsApp active with my home number?
Ethan S. · 6 months ago
Is 5G supported or just 4G?
Kenji M. · 11 months ago
Can I use this for hotspot/tethering?
James G. · 11 months ago
Can I top up the same eSIM instead of buying a new one?
Ava T. · 1 year ago
How do I check how much data I have left?
Ethan W. · 1 year ago
Does this work on an iPhone 13?
Max H. · 1 year ago
Which networks does this connect to?