Japan eSIM — reviews & details
Japan 3GB 30Days (IIJ) · 3 GB · 30 days
620 reviews
Coverage & networks
- Japan NTT docomo 4G
Traveller reviews
Andre W.
New Zealand · Jan 2025
Used this on my trip and it worked perfectly. The QR code arrived instantly by email. A must-have for international travel.
Emma
GotoeSIM Support
· 1 year ago Really appreciate this, Andre! Love that you were online the moment you landed in Japan. Come back anytime! – Emma, eSIM TopUp Support
Lucia H.
Ireland · Jan 2025
Honestly better than buying a local SIM at the airport. Signal held up well on trains and in rural areas. Great experience overall.
Omar
GotoeSIM Support
· 1 year ago So glad to hear this, Lucia! Delighted the speeds worked well for you. Wishing you many more connected adventures! — Omar, eSIM TopUp Support
Lea P.
Turkey · Jan 2025
Install took me two tries but was fine after that. The QR code arrived instantly by email.
Ingrid
GotoeSIM Support
· 1 year ago Appreciate you sharing this, Lea. We're constantly optimising speeds and coverage across Japan. Reach us anytime at esimtopup.io/support if we can help. – Ingrid, eSIM TopUp Support
Budi B.
Singapore · Jan 2025
Used this on my trip and it worked perfectly in Japan. Ran hotspot to my laptop with no issues.
Anna
GotoeSIM Support
· 1 year ago Thanks a lot, Budi! Wonderful to hear it worked smoothly in Japan. – Anna 💜
Diego R.
Germany · Jan 2025
Good coverage in the city, a bit patchy in remote areas.
Diego
GotoeSIM Support
· 1 year ago Appreciate you sharing this, Diego. Good to hear it did the job, and we're working to make it even better. Any questions, our team is at esimtopup.io/support. — Diego, eSIM TopUp Support
Thomas H.
Poland · Dec 2024
Used this on my trip and it worked perfectly. Coverage was strong even outside the city. Will use eSIM TopUp for my next trip for sure.
Sophie
GotoeSIM Support
· 1 year ago Cheers, Thomas! Love that you were online the moment you landed in Japan. Come back anytime! – Sophie 💜
Yuki S.
France · Dec 2024
No more hunting for a SIM card kiosk on arrival. Ran hotspot to my laptop with no issues.
Yuki
GotoeSIM Support
· 1 year ago Thank you for the kind words, Yuki! Great to know the setup was quick and easy. Enjoy your journeys! — Yuki, eSIM TopUp Support
Budi G.
Vietnam · Dec 2024
Connected the moment I landed. Speeds were solid for maps, messaging and browsing. A must-have for international travel.
Grace
GotoeSIM Support
· 1 year ago Thanks for sharing, Budi! Thrilled it made staying connected effortless. We're here whenever you travel again. — Grace
Linh G.
Saudi Arabia · Dec 2024
Bought it the night before my flight — smooth process in Japan. Ran hotspot to my laptop with no issues.
Laura
GotoeSIM Support
· 1 year ago Thank you for the kind words, Linh! Thrilled it made staying connected effortless. We're here whenever you travel again. — Laura, eSIM TopUp Support
James W.
Mexico · Dec 2024
Saved me a fortune on my holiday. Activation was automatic when I arrived.
Ingrid
GotoeSIM Support
· 1 year ago Thank you so much, James! Wonderful to hear it worked smoothly in Japan. — Ingrid
Omar G.
Netherlands · Dec 2024
Good coverage in the city, a bit patchy in remote areas. Ran hotspot to my laptop with no issues.
Yuki
GotoeSIM Support
· 1 year ago Appreciate you sharing this, Omar. Glad it mostly worked for you in Japan — we're always improving our coverage. Any questions, our team is at esimtopup.io/support. – Yuki, eSIM TopUp Support
Daniel R.
Malaysia · Dec 2024
Worked fine but took a little while to connect at first. Setup instructions in the app were clear and simple.
Anna
GotoeSIM Support
· 1 year ago Thanks for the honest feedback, Daniel. We're constantly optimising speeds and coverage across Japan. Any questions, our team is at esimtopup.io/support. – Anna, eSIM TopUp Support
Min-jun H.
Netherlands · Dec 2024
Did the job without any drama. Activation was automatic when I arrived in Japan. Telling my friends about this.
Ken
GotoeSIM Support
· 1 year ago Thank you for the kind words, Min-jun! Thrilled it made staying connected effortless. Safe travels, and see you on your next trip! — Ken
Nadia W.
France · Dec 2024
Super easy to set up before I flew out. The QR code arrived instantly by email. Highly recommend for any traveller.
Ingrid
GotoeSIM Support
· 1 year ago Thanks a lot, Nadia! Love that you were online the moment you landed in Japan. Come back anytime! — Ingrid, eSIM TopUp Support
Beatriz P.
Japan · Dec 2024
First time using an eSIM and it was painless. Ran hotspot to my laptop with no issues. Five stars from me.
James
GotoeSIM Support
· 1 year ago Thank you so much, Beatriz! Thrilled it made staying connected effortless. We're here whenever you travel again. – James, eSIM TopUp Support
Frequently asked questions
How much does the Japan eSIM cost?
The Japan 3GB 30Days (IIJ) 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 L. · 2 weeks ago
How long does the QR code take to arrive after payment?
Priya H. · 1 month ago
How do I check how much data I have left?
Mateo M. · 2 months ago
Will this keep my WhatsApp active with my home number?
Giulia H. · 2 months ago
Does this work on an iPhone 13?
Omar H. · 5 months ago
Is roaming charged extra or is it all included?
Ingrid F. · 6 months ago
Thanks, installed with no problems on my Samsung.
Haruto V. · 6 months ago
Can I use it in nearby countries too?
Noah D. · 7 months ago
Can I use this for hotspot/tethering?
James S. · 7 months ago
Do I need to install it before I travel or after I arrive?
Katya W. · 8 months ago
Can I top up the same eSIM instead of buying a new one?
Noah V. · 8 months ago
Does the validity start on purchase or on first use?
Liam V. · 10 months ago
Which networks does this connect to?