Japan eSIM — reviews & details
Japan 5GB 30Days · 5 GB · 30 days
620 reviews
Coverage & networks
- Japan NTT docomo 5G Rakuten Mobile 5G KDDI/au 5G SoftBank 5G
Traveller reviews
Sri P.
Malaysia · Apr 2026
Installed in minutes by scanning the QR code in Japan. Speeds were solid for maps, messaging and browsing. Will use eSIM TopUp for my next trip for sure.
Emma
eSIM TopUp Support
· 3 months ago Thank you for the kind words, Sri! Thrilled it made staying connected effortless. We're here whenever you travel again. – Emma 💜
Lucia G.
UAE · Apr 2026
Great value compared to roaming charges. Data lasted the whole trip with room to spare. Would definitely buy again.
Grace
eSIM TopUp Support
· 3 months ago Cheers, Lucia! Thrilled it made staying connected effortless. We're here whenever you travel again. – Grace, eSIM TopUp Support
Ingrid B.
Spain · Apr 2026
First time using an eSIM and it was painless. Activation was automatic when I arrived. A must-have for international travel.
Grace
eSIM TopUp Support
· 4 months ago Thank you so much, Ingrid! So pleased it saved you from roaming bills. Enjoy your journeys! — Grace
James K.
Germany · Apr 2026
No more hunting for a SIM card kiosk on arrival. Ran hotspot to my laptop with no issues. Made staying connected effortless.
Grace
eSIM TopUp Support
· 4 months ago Thanks a lot, James! So pleased it saved you from roaming bills. – Grace, eSIM TopUp Support
Thomas C.
New Zealand · Apr 2026
Installed in minutes by scanning the QR code. Activation was automatic when I arrived in Japan. Would definitely buy again.
Emma
eSIM TopUp Support
· 4 months ago Really appreciate this, Thomas! Wonderful to hear it worked smoothly in Japan. Come back anytime! – Emma 💜
Arjun W.
United Kingdom · Apr 2026
Bought it the night before my flight — smooth process. The QR code arrived instantly by email.
Ken
eSIM TopUp Support
· 4 months ago Thanks a lot, Arjun! So pleased it saved you from roaming bills. Safe travels, and see you on your next trip! — Ken
Omar P.
Australia · Apr 2026
Installed in minutes by scanning the QR code in Japan. Ran hotspot to my laptop with no issues. Zero regrets.
Mark
eSIM TopUp Support
· 4 months ago Thanks a lot, Omar! So happy the Japan eSIM kept you connected. Come back anytime! – Mark 💜
Sri R.
Mexico · Apr 2026
Exactly what I needed for travelling in Japan. Coverage was strong even outside the city. Would definitely buy again.
Sara
eSIM TopUp Support
· 4 months ago Cheers, Sri! Love that you were online the moment you landed in Japan. — Sara, eSIM TopUp Support
Linh K.
South Korea · Apr 2026
Saved me a fortune on my holiday in Japan. Coverage was strong even outside the city. Would definitely buy again.
Sara
eSIM TopUp Support
· 4 months ago So glad to hear this, Linh! So pleased it saved you from roaming bills. — Sara, eSIM TopUp Support
Min-jun F.
Egypt · Mar 2026
Saved me a fortune on my holiday. Setup instructions in the app were clear and simple. A must-have for international travel.
Ingrid
eSIM TopUp Support
· 4 months ago Really appreciate this, Min-jun! Delighted the speeds worked well for you. Safe travels, and see you on your next trip! — Ingrid, eSIM TopUp Support
Beatriz S.
Singapore · Mar 2026
Super easy to set up before I flew out. Customer support answered my question quickly. Five stars from me.
Priya
eSIM TopUp Support
· 4 months ago Thanks for sharing, Beatriz! So happy the Japan eSIM kept you connected. Wishing you many more connected adventures! — Priya
Linh K.
Singapore · Mar 2026
No more hunting for a SIM card kiosk on arrival in Japan. I kept my normal number for calls while using this for data. A must-have for international travel.
Yuki
eSIM TopUp Support
· 4 months ago Thank you for the kind words, Linh! Delighted the speeds worked well for you. – Yuki, eSIM TopUp Support
Marco D.
Germany · Mar 2026
Super easy to set up before I flew out. Topping up was straightforward when I needed more. Highly recommend for any traveller.
Yuki
eSIM TopUp Support
· 4 months ago Really appreciate this, Marco! Delighted the speeds worked well for you. — Yuki
Sophia P.
Indonesia · Mar 2026
Install took me two tries but was fine after that. The QR code arrived instantly by email.
Sophie
eSIM TopUp Support
· 4 months ago Thanks for the honest feedback, Sophia. 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. — Sophie
Wei L.
Malaysia · Mar 2026
Did the job without any drama. I kept my normal number for calls while using this for data. Telling my friends about this.
Ingrid
eSIM TopUp Support
· 4 months ago Thank you for the kind words, Wei! So pleased it saved you from roaming bills. Enjoy your journeys! – Ingrid 💜
Frequently asked questions
How much does the Japan eSIM cost?
The Japan 5GB 30Days plan costs $4.05 for 5 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
Andre K. · 1 month ago
Can I top up the same eSIM instead of buying a new one?
Sophia K. · 1 month ago
Does this work on an iPhone 13?
Emma T. · 2 months ago
Do I need to install it before I travel or after I arrive?
Marco B. · 2 months ago
Can I use this for hotspot/tethering?
Nguyen K. · 5 months ago
Thanks, installed with no problems on my Samsung.
Grace H. · 5 months ago
Does the validity start on purchase or on first use?
Ethan B. · 6 months ago
Great guide, the setup steps were really helpful.
Grace C. · 7 months ago
Can I use it in nearby countries too?
Camila P. · 8 months ago
Is roaming charged extra or is it all included?
Giulia M. · 9 months ago
Which networks does this connect to?
Fatima T. · 9 months ago
Will this keep my WhatsApp active with my home number?
Haruto H. · 1 year ago
How do I check how much data I have left?