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
Diego T.
Spain · May 2026
Connected the moment I landed. Topping up was straightforward when I needed more. Zero regrets.
Emma
eSIM TopUp Support
· 3 months ago Thanks for sharing, Diego! Wonderful to hear it worked smoothly in Japan. Enjoy your journeys! – Emma, eSIM TopUp Support
Ava S.
Mexico · May 2026
Bought it the night before my flight — smooth process. Customer support answered my question quickly.
Sophie
eSIM TopUp Support
· 3 months ago Cheers, Ava! Love that you were online the moment you landed in Japan. — Sophie
Pablo V.
United Kingdom · May 2026
Installed in minutes by scanning the QR code. Activation was automatic when I arrived. Highly recommend for any traveller.
Omar
eSIM TopUp Support
· 3 months ago Thank you so much, Pablo! So happy the Japan eSIM kept you connected. Wishing you many more connected adventures! — Omar
Linh S.
Turkey · May 2026
Solid overall, just wish there was a bit more data for the price.
Grace
eSIM TopUp Support
· 3 months ago Apologies for the trouble, Linh. That's not the experience we want for Japan. Reach our team at esimtopup.io/support so we can help right away. — Grace, eSIM TopUp Support
Min-jun T.
Saudi Arabia · May 2026
Super easy to set up before I flew out. Setup instructions in the app were clear and simple. Five stars from me.
David
eSIM TopUp Support
· 3 months ago Thanks for sharing, Min-jun! Great to know the setup was quick and easy. Safe travels, and see you on your next trip! — David, eSIM TopUp Support
Hana D.
Indonesia · Apr 2026
Bought it the night before my flight — smooth process. Data lasted the whole trip with room to spare. Five stars from me.
James
eSIM TopUp Support
· 3 months ago Thank you for the kind words, Hana! So pleased it saved you from roaming bills. – James, eSIM TopUp Support
Ravi G.
Singapore · Apr 2026
Saved me a fortune on my holiday. The QR code arrived instantly by email. Five stars from me.
Sara
eSIM TopUp Support
· 3 months ago Really appreciate this, Ravi! Love that you were online the moment you landed in Japan. Enjoy your journeys! — Sara
Carlos B.
Germany · Apr 2026
Installed in minutes by scanning the QR code. Ran hotspot to my laptop with no issues. A must-have for international travel.
Yuki
eSIM TopUp Support
· 3 months ago Thanks for sharing, Carlos! Delighted the speeds worked well for you. Come back anytime! — Yuki
Mei P.
France · Apr 2026
Install took me two tries but was fine after that. Coverage was strong even outside the city.
Priya
eSIM TopUp Support
· 3 months ago Thanks for the honest feedback, Mei. Good to hear it did the job, and we're working to make it even better. Reach us anytime at esimtopup.io/support if we can help. — Priya, eSIM TopUp Support
Olivia N.
Brazil · Apr 2026
First time using an eSIM and it was painless. The QR code arrived instantly by email. Made staying connected effortless.
James
eSIM TopUp Support
· 3 months ago Thanks for sharing, Olivia! Wonderful to hear it worked smoothly in Japan. Safe travels, and see you on your next trip! – James 💜
Kenji S.
Poland · Apr 2026
Bought it the night before my flight — smooth process. The QR code arrived instantly by email.
Emma
eSIM TopUp Support
· 3 months ago So glad to hear this, Kenji! Wonderful to hear it worked smoothly in Japan. Safe travels, and see you on your next trip! — Emma, eSIM TopUp Support
Louis P.
Ireland · Apr 2026
Exactly what I needed for travelling. Activation was automatic when I arrived in Japan.
Ingrid
eSIM TopUp Support
· 3 months ago So glad to hear this, Louis! Love that you were online the moment you landed in Japan. Enjoy your journeys! — Ingrid
Mei R.
Japan · Apr 2026
Great value compared to roaming charges. Setup instructions in the app were clear and simple. Telling my friends about this.
Sophie
eSIM TopUp Support
· 3 months ago Thank you for the kind words, Mei! Great to know the setup was quick and easy. Safe travels, and see you on your next trip! — Sophie
Mei L.
Saudi Arabia · Apr 2026
Installed in minutes by scanning the QR code in Japan. Streaming and video calls worked without buffering. Zero regrets.
Priya
eSIM TopUp Support
· 3 months ago Thank you for the kind words, Mei! So pleased it saved you from roaming bills. — Priya
Sri L.
United States · Apr 2026
Honestly better than buying a local SIM at the airport in Japan. Ran hotspot to my laptop with no issues. Would definitely buy again.
Tom
eSIM TopUp Support
· 3 months ago Thank you so much, Sri! Love that you were online the moment you landed 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 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?