Japan eSIM — reviews & details
Japan 3GB 30Days · 3 GB · 30 days
620 reviews
Coverage & networks
- Japan NTT docomo 5G Rakuten Mobile 5G KDDI/au 5G SoftBank 5G
Traveller reviews
James P.
Brazil · Jun 2025
First time using an eSIM and it was painless. Setup instructions in the app were clear and simple. Made staying connected effortless.
Priya
eSIM TopUp Support
· 1 year ago Cheers, James! Delighted the speeds worked well for you. Wishing you many more connected adventures! — Priya
Arjun L.
New Zealand · Jun 2025
Exactly what I needed for travelling in Japan. Ran hotspot to my laptop with no issues. Will use eSIM TopUp for my next trip for sure.
Tom
eSIM TopUp Support
· 1 year ago Thanks a lot, Arjun! Thrilled it made staying connected effortless. Safe travels, and see you on your next trip! – Tom, eSIM TopUp Support
Marco L.
Netherlands · Jun 2025
Honestly better than buying a local SIM at the airport. The QR code arrived instantly by email. Highly recommend for any traveller.
Priya
eSIM TopUp Support
· 1 year ago Thanks for sharing, Marco! Love that you were online the moment you landed in Japan. We're here whenever you travel again. — Priya, eSIM TopUp Support
Somchai K.
Malaysia · Jun 2025
No more hunting for a SIM card kiosk on arrival. Signal held up well on trains and in rural areas.
Anna
eSIM TopUp Support
· 1 year ago Thank you so much, Somchai! So pleased it saved you from roaming bills. – Anna, eSIM TopUp Support
Marco H.
Spain · Jun 2025
Used this on my trip and it worked perfectly in Japan. Streaming and video calls worked without buffering. Made staying connected effortless.
Mark
eSIM TopUp Support
· 1 year ago Thank you so much, Marco! Wonderful to hear it worked smoothly in Japan. Come back anytime! — Mark
Aisha F.
Brazil · Jun 2025
Did the job without any drama. Data lasted the whole trip with room to spare. Highly recommend for any traveller.
Tom
eSIM TopUp Support
· 1 year ago Thanks for sharing, Aisha! Wonderful to hear it worked smoothly in Japan. We're here whenever you travel again. – Tom, eSIM TopUp Support
Katya P.
Brazil · Jun 2025
Connected the moment I landed. Streaming and video calls worked without buffering.
Omar
eSIM TopUp Support
· 1 year ago Cheers, Katya! Wonderful to hear it worked smoothly in Japan. Come back anytime! – Omar 💜
Sri T.
Thailand · Jun 2025
Did the job without any drama. I kept my normal number for calls while using this for data. Highly recommend for any traveller.
Laura
eSIM TopUp Support
· 1 year ago So glad to hear this, Sri! Great to know the setup was quick and easy. – Laura, eSIM TopUp Support
Pablo V.
Vietnam · Jun 2025
Installed in minutes by scanning the QR code. Streaming and video calls worked without buffering. Would definitely buy again.
Emma
eSIM TopUp Support
· 1 year ago Cheers, Pablo! Love that you were online the moment you landed in Japan. Enjoy your journeys! — Emma
Anna F.
Portugal · Jun 2025
Bought it the night before my flight — smooth process in Japan. The QR code arrived instantly by email.
Grace
eSIM TopUp Support
· 1 year ago Cheers, Anna! So pleased it saved you from roaming bills. — Grace, eSIM TopUp Support
Kenji M.
Philippines · Jun 2025
Saved me a fortune on my holiday. Customer support answered my question quickly. Five stars from me.
Mark
eSIM TopUp Support
· 1 year ago Thanks for sharing, Kenji! So happy the Japan eSIM kept you connected. – Mark 💜
Zoe H.
India · May 2025
Bought it the night before my flight — smooth process. Signal held up well on trains and in rural areas. Telling my friends about this.
Diego
eSIM TopUp Support
· 1 year ago Thanks for sharing, Zoe! Love that you were online the moment you landed in Japan. – Diego 💜
Lucia R.
United Kingdom · May 2025
Honestly better than buying a local SIM at the airport. Setup instructions in the app were clear and simple.
Tom
eSIM TopUp Support
· 1 year ago Cheers, Lucia! Love that you were online the moment you landed in Japan. Enjoy your journeys! — Tom
Andre L.
Ireland · May 2025
No more hunting for a SIM card kiosk on arrival in Japan. Ran hotspot to my laptop with no issues. Five stars from me.
Sophie
eSIM TopUp Support
· 1 year ago Thanks for sharing, Andre! So pleased it saved you from roaming bills. – Sophie 💜
Budi W.
Malaysia · May 2025
First time using an eSIM and it was painless in Japan. The QR code arrived instantly by email.
Mark
eSIM TopUp Support
· 1 year ago Cheers, Budi! Wonderful to hear it worked smoothly in Japan. We're here whenever you travel again. – Mark 💜
Frequently asked questions
How much does the Japan eSIM cost?
The Japan 3GB 30Days plan costs $2.70 for 3 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
Pablo G. · 2 months ago
Is 5G supported or just 4G?
Pablo C. · 2 months ago
How do I check how much data I have left?
Grace G. · 2 months ago
Can I use this for hotspot/tethering?
Marco C. · 3 months ago
Can I use it in nearby countries too?
Lucas D. · 3 months ago
Great guide, the setup steps were really helpful.
Ingrid F. · 5 months ago
Is roaming charged extra or is it all included?
Pablo N. · 6 months ago
Does the validity start on purchase or on first use?
Olivia N. · 6 months ago
Does this work on an iPhone 13?
Linh T. · 8 months ago
Can I top up the same eSIM instead of buying a new one?
Viktor P. · 9 months ago
Thanks, installed with no problems on my Samsung.
Carlos L. · 9 months ago
Will this keep my WhatsApp active with my home number?
Sri N. · 1 year ago
Which networks does this connect to?