Japan eSIM — reviews & details
Japan 10GB 30Days · 10 GB · 30 days
620 reviews
Coverage & networks
- Japan NTT docomo 5G Rakuten Mobile 5G KDDI/au 5G SoftBank 5G
Traveller reviews
Fatima T.
Thailand · Jul 2026
Install took me two tries but was fine after that.
Laura
eSIM TopUp Support
· 2 weeks 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. — Laura
Sven D.
Mexico · Jul 2026
Honestly better than buying a local SIM at the airport. Setup instructions in the app were clear and simple. Zero regrets.
Ken
eSIM TopUp Support
· 3 weeks ago So glad to hear this, Sven! So happy the Japan eSIM kept you connected. – Ken, eSIM TopUp Support
Hugo F.
France · Jul 2026
Saved me a fortune on my holiday. Topping up was straightforward when I needed more. Highly recommend for any traveller.
Tom
eSIM TopUp Support
· 3 weeks ago Really appreciate this, Hugo! Great to know the setup was quick and easy. Come back anytime! — Tom, eSIM TopUp Support
Camila K.
Japan · Jul 2026
Bought it the night before my flight — smooth process in Japan. Data lasted the whole trip with room to spare.
Ingrid
eSIM TopUp Support
· 3 weeks ago Thank you for the kind words, Camila! Thrilled it made staying connected effortless. Enjoy your journeys! — Ingrid
Aisha R.
Saudi Arabia · Jul 2026
Bought it the night before my flight — smooth process. Speeds were solid for maps, messaging and browsing.
Laura
eSIM TopUp Support
· 3 weeks ago Thank you for the kind words, Aisha! Wonderful to hear it worked smoothly in Japan. Wishing you many more connected adventures! – Laura, eSIM TopUp Support
Haruto W.
Poland · Jul 2026
Saved me a fortune on my holiday. Streaming and video calls worked without buffering. Highly recommend for any traveller.
Emma
eSIM TopUp Support
· 3 weeks ago Thank you so much, Haruto! Love that you were online the moment you landed in Japan. – Emma 💜
Kenji H.
Indonesia · Jul 2026
First time using an eSIM and it was painless in Japan. Customer support answered my question quickly.
Omar
eSIM TopUp Support
· 3 weeks ago Thank you so much, Kenji! Delighted the speeds worked well for you. Enjoy your journeys! — Omar, eSIM TopUp Support
Elena D.
Singapore · Jul 2026
Used this on my trip and it worked perfectly. The QR code arrived instantly by email. Exactly as described — no surprises.
David
eSIM TopUp Support
· 3 weeks ago Cheers, Elena! Love that you were online the moment you landed in Japan. Wishing you many more connected adventures! — David
Emma S.
Indonesia · Jul 2026
Did the job without any drama. Ran hotspot to my laptop with no issues.
Sophie
eSIM TopUp Support
· 1 month ago Really appreciate this, Emma! Great to know the setup was quick and easy. Wishing you many more connected adventures! — Sophie
Zoe D.
Brazil · Jul 2026
First time using an eSIM and it was painless. Topping up was straightforward when I needed more. Made staying connected effortless.
Mark
eSIM TopUp Support
· 1 month ago Thank you for the kind words, Zoe! Wonderful to hear it worked smoothly in Japan. Enjoy your journeys! – Mark 💜
Pablo L.
Saudi Arabia · Jul 2026
Super easy to set up before I flew out. The QR code arrived instantly by email. Made staying connected effortless.
Omar
eSIM TopUp Support
· 1 month ago So glad to hear this, Pablo! Great to know the setup was quick and easy. Enjoy your journeys! — Omar
Ethan M.
Vietnam · Jul 2026
Honestly better than buying a local SIM at the airport in Japan. Customer support answered my question quickly. Made staying connected effortless.
Ingrid
eSIM TopUp Support
· 1 month ago Thanks a lot, Ethan! Delighted the speeds worked well for you. Come back anytime! — Ingrid, eSIM TopUp Support
Olivia W.
United States · Jul 2026
Install took me two tries but was fine after that. Ran hotspot to my laptop with no issues.
Tom
eSIM TopUp Support
· 1 month ago Thank you for taking the time, Olivia. We're constantly optimising speeds and coverage across Japan. Reach us anytime at esimtopup.io/support if we can help. – Tom 💜
Viktor S.
UAE · Jul 2026
Super easy to set up before I flew out. Ran hotspot to my laptop with no issues. Five stars from me.
Priya
eSIM TopUp Support
· 1 month ago Thank you for the kind words, Viktor! Thrilled it made staying connected effortless. Safe travels, and see you on your next trip! — Priya, eSIM TopUp Support
Aisha D.
France · Jul 2026
Exactly what I needed for travelling. Setup instructions in the app were clear and simple.
Mark
eSIM TopUp Support
· 1 month ago Thank you for the kind words, Aisha! Thrilled it made staying connected effortless. – Mark, eSIM TopUp Support
Frequently asked questions
How much does the Japan eSIM cost?
The Japan 10GB 30Days plan costs $7.05 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
James F. · 1 week ago
How long does the QR code take to arrive after payment?
Katya S. · 2 months ago
Will this keep my WhatsApp active with my home number?
Mohammed N. · 4 months ago
Does the validity start on purchase or on first use?
Pablo L. · 4 months ago
Do I need to install it before I travel or after I arrive?
Camila F. · 5 months ago
Can I use it in nearby countries too?
Katya G. · 5 months ago
Great guide, the setup steps were really helpful.
Olivia W. · 6 months ago
Thanks, installed with no problems on my Samsung.
Sophia F. · 6 months ago
How do I check how much data I have left?
Priya B. · 6 months ago
Does this work on an iPhone 13?
Sophia T. · 7 months ago
Can I top up the same eSIM instead of buying a new one?
Somchai D. · 7 months ago
Can I use this for hotspot/tethering?
Linh B. · 10 months ago
Which networks does this connect to?