Japan eSIM — reviews & details
Japan 3GB 30Days (IIJ) · 3 GB · 30 days
620 reviews
Coverage & networks
- Japan NTT docomo 4G
Traveller reviews
Kenji W.
Vietnam · Sep 2025
Bought it the night before my flight — smooth process. Coverage was strong even outside the city.
Sara
GotoeSIM Support
· 10 months ago Thank you so much, Kenji! Great to know the setup was quick and easy. Enjoy your journeys! – Sara 💜
Sri V.
Indonesia · Sep 2025
Honestly better than buying a local SIM at the airport in Japan. I kept my normal number for calls while using this for data.
James
GotoeSIM Support
· 10 months ago Thanks for sharing, Sri! Delighted the speeds worked well for you. Enjoy your journeys! — James
Ava C.
Turkey · Sep 2025
Installed in minutes by scanning the QR code. Data lasted the whole trip with room to spare.
Ken
GotoeSIM Support
· 10 months ago Thanks for sharing, Ava! So happy the Japan eSIM kept you connected. — Ken, eSIM TopUp Support
Lea H.
Indonesia · Sep 2025
Installed in minutes by scanning the QR code. Signal held up well on trains and in rural areas. Will use eSIM TopUp for my next trip for sure.
Sophie
GotoeSIM Support
· 10 months ago Really appreciate this, Lea! Love that you were online the moment you landed in Japan. We're here whenever you travel again. — Sophie, eSIM TopUp Support
Ryan P.
Malaysia · Sep 2025
Honestly better than buying a local SIM at the airport. Activation was automatic when I arrived. Would definitely buy again.
Tom
GotoeSIM Support
· 10 months ago Thanks for sharing, Ryan! Thrilled it made staying connected effortless. – Tom 💜
Lea H.
Turkey · Sep 2025
Exactly what I needed for travelling. The QR code arrived instantly by email. Zero regrets.
Diego
GotoeSIM Support
· 10 months ago Thanks a lot, Lea! Wonderful to hear it worked smoothly in Japan. — Diego
Lucas W.
Brazil · Sep 2025
Exactly what I needed for travelling. The QR code arrived instantly by email.
James
GotoeSIM Support
· 10 months ago Really appreciate this, Lucas! Delighted the speeds worked well for you. – James 💜
Nadia F.
Spain · Sep 2025
Honestly better than buying a local SIM at the airport in Japan. Ran hotspot to my laptop with no issues.
Anna
GotoeSIM Support
· 10 months ago Really appreciate this, Nadia! Thrilled it made staying connected effortless. – Anna, eSIM TopUp Support
Isabella D.
Egypt · Sep 2025
Did the job without any drama. Setup instructions in the app were clear and simple.
Mark
GotoeSIM Support
· 10 months ago Thank you so much, Isabella! So happy the Japan eSIM kept you connected. Wishing you many more connected adventures! – Mark, eSIM TopUp Support
Mei R.
Poland · Sep 2025
Bought it the night before my flight — smooth process in Japan. Streaming and video calls worked without buffering. Great experience overall.
Sara
GotoeSIM Support
· 10 months ago Really appreciate this, Mei! Delighted the speeds worked well for you. We're here whenever you travel again. – Sara 💜
Ava N.
Turkey · Sep 2025
Good coverage in the city, a bit patchy in remote areas.
Mark
GotoeSIM Support
· 11 months ago So sorry to hear this, Ava. This isn't the standard we aim for. Reach our team at esimtopup.io/support so we can help right away. — Mark, eSIM TopUp Support
Lea D.
Ireland · Sep 2025
Exactly what I needed for travelling in Japan. I kept my normal number for calls while using this for data. Zero regrets.
Laura
GotoeSIM Support
· 11 months ago Cheers, Lea! Delighted the speeds worked well for you. — Laura
Katya V.
Brazil · Sep 2025
Used this on my trip and it worked perfectly. Streaming and video calls worked without buffering.
Grace
GotoeSIM Support
· 11 months ago Thanks for sharing, Katya! So happy the Japan eSIM kept you connected. We're here whenever you travel again. — Grace
Emma S.
Italy · Sep 2025
No more hunting for a SIM card kiosk on arrival in Japan. Setup instructions in the app were clear and simple. Exactly as described — no surprises.
Grace
GotoeSIM Support
· 11 months ago So glad to hear this, Emma! Thrilled it made staying connected effortless. Wishing you many more connected adventures! – Grace, eSIM TopUp Support
Ravi W.
Sweden · Sep 2025
Exactly what I needed for travelling in Japan. Setup instructions in the app were clear and simple. Made staying connected effortless.
Diego
GotoeSIM Support
· 11 months ago Thanks a lot, Ravi! Delighted the speeds worked well for you. Come back anytime! — Diego, 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. · 3 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?