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
Katya T.
Japan · May 2026
First time using an eSIM and it was painless. Coverage was strong even outside the city.
Priya
eSIM TopUp Support
· 2 months ago Thank you for the kind words, Katya! Love that you were online the moment you landed in Japan. – Priya 💜
Mohammed P.
France · May 2026
Used this on my trip and it worked perfectly in Japan. Coverage was strong even outside the city. Highly recommend for any traveller.
Tom
eSIM TopUp Support
· 2 months ago Thank you for the kind words, Mohammed! Thrilled it made staying connected effortless. Wishing you many more connected adventures! – Tom 💜
Priya B.
New Zealand · May 2026
Used this on my trip and it worked perfectly. Speeds were solid for maps, messaging and browsing. Great experience overall.
David
eSIM TopUp Support
· 2 months ago Thanks a lot, Priya! Wonderful to hear it worked smoothly in Japan. – David, eSIM TopUp Support
Linh M.
Poland · May 2026
First time using an eSIM and it was painless in Japan. Coverage was strong even outside the city.
James
eSIM TopUp Support
· 2 months ago Thanks for sharing, Linh! Thrilled it made staying connected effortless. Enjoy your journeys! — James, eSIM TopUp Support
Mei W.
Vietnam · May 2026
Solid overall, just wish there was a bit more data for the price. Speeds were solid for maps, messaging and browsing.
Anna
eSIM TopUp Support
· 2 months ago Thank you for taking the time, Mei. Glad it mostly worked for you in Japan — we're always improving our coverage. Any questions, our team is at esimtopup.io/support. — Anna, eSIM TopUp Support
Yuki S.
Italy · May 2026
Honestly better than buying a local SIM at the airport. The QR code arrived instantly by email. Made staying connected effortless.
Ken
eSIM TopUp Support
· 2 months ago Cheers, Yuki! Great to know the setup was quick and easy. – Ken 💜
Thomas D.
Saudi Arabia · May 2026
Install took me two tries but was fine after that. Coverage was strong even outside the city.
Ingrid
eSIM TopUp Support
· 2 months ago Apologies for the trouble, Thomas. This isn't the standard we aim for. Reach our team at esimtopup.io/support so we can help right away. — Ingrid, eSIM TopUp Support
Zoe V.
Saudi Arabia · May 2026
Exactly what I needed for travelling. Speeds were solid for maps, messaging and browsing.
Omar
eSIM TopUp Support
· 2 months ago So glad to hear this, Zoe! Great to know the setup was quick and easy. Enjoy your journeys! — Omar
Olivia D.
Turkey · May 2026
Connected the moment I landed. Setup instructions in the app were clear and simple. Zero regrets.
David
eSIM TopUp Support
· 2 months ago Cheers, Olivia! Great to know the setup was quick and easy. Wishing you many more connected adventures! — David, eSIM TopUp Support
Wei F.
Mexico · May 2026
First time using an eSIM and it was painless. I kept my normal number for calls while using this for data. Would definitely buy again.
Yuki
eSIM TopUp Support
· 2 months ago Thank you for the kind words, Wei! Thrilled it made staying connected effortless. Come back anytime! — Yuki, eSIM TopUp Support
Daniel V.
United Kingdom · May 2026
Honestly better than buying a local SIM at the airport. Data lasted the whole trip with room to spare. Exactly as described — no surprises.
Mark
eSIM TopUp Support
· 2 months ago So glad to hear this, Daniel! Wonderful to hear it worked smoothly in Japan. We're here whenever you travel again. – Mark, eSIM TopUp Support
Camila L.
Philippines · May 2026
First time using an eSIM and it was painless. Activation was automatic when I arrived.
Ingrid
eSIM TopUp Support
· 2 months ago Thank you for the kind words, Camila! Wonderful to hear it worked smoothly in Japan. Enjoy your journeys! – Ingrid 💜
Thomas B.
Egypt · May 2026
Bought it the night before my flight — smooth process. Activation was automatic when I arrived in Japan. Zero regrets.
Mark
eSIM TopUp Support
· 2 months ago So glad to hear this, Thomas! Great to know the setup was quick and easy. Enjoy your journeys! – Mark, eSIM TopUp Support
Isabella F.
United Kingdom · May 2026
Used this on my trip and it worked perfectly. Topping up was straightforward when I needed more.
David
eSIM TopUp Support
· 2 months ago Cheers, Isabella! Thrilled it made staying connected effortless. Safe travels, and see you on your next trip! — David, eSIM TopUp Support
Yuki H.
Portugal · May 2026
Saved me a fortune on my holiday. Setup instructions in the app were clear and simple. Great experience overall.
Tom
eSIM TopUp Support
· 3 months ago Thanks for sharing, Yuki! Wonderful to hear it worked smoothly in Japan. Safe travels, and see you on your next trip! — Tom, 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?