Japan eSIM — reviews & details
Japan 3GB 30Days (IIJ) · 3 GB · 30 days
620 reviews
Coverage & networks
- Japan NTT docomo 4G
Traveller reviews
Ethan C.
Switzerland · May 2025
Did the job without any drama in Japan. Speeds were solid for maps, messaging and browsing. Would definitely buy again.
Yuki
GotoeSIM Support
· 1 year ago Cheers, Ethan! Delighted the speeds worked well for you. Wishing you many more connected adventures! – Yuki 💜
Hugo B.
France · May 2025
Did the job without any drama in Japan. Ran hotspot to my laptop with no issues.
Laura
GotoeSIM Support
· 1 year ago Thank you so much, Hugo! Love that you were online the moment you landed in Japan. Wishing you many more connected adventures! – Laura 💜
Carlos C.
Ireland · May 2025
No more hunting for a SIM card kiosk on arrival. The QR code arrived instantly by email. Exactly as described — no surprises.
James
GotoeSIM Support
· 1 year ago Really appreciate this, Carlos! So happy the Japan eSIM kept you connected. Come back anytime! — James, eSIM TopUp Support
Grace F.
Australia · May 2025
First time using an eSIM and it was painless. Streaming and video calls worked without buffering.
Mark
GotoeSIM Support
· 1 year ago Really appreciate this, Grace! Delighted the speeds worked well for you. Safe travels, and see you on your next trip! — Mark
Sven G.
United States · May 2025
Installed in minutes by scanning the QR code in Japan. I kept my normal number for calls while using this for data. Exactly as described — no surprises.
Ingrid
GotoeSIM Support
· 1 year ago Thank you so much, Sven! Delighted the speeds worked well for you. Wishing you many more connected adventures! – Ingrid 💜
Sri V.
Germany · May 2025
Used this on my trip and it worked perfectly. Speeds were solid for maps, messaging and browsing. Would definitely buy again.
Ken
GotoeSIM Support
· 1 year ago Really appreciate this, Sri! Wonderful to hear it worked smoothly in Japan. Come back anytime! — Ken, eSIM TopUp Support
Wei W.
Singapore · May 2025
Solid overall, just wish there was a bit more data for the price. Topping up was straightforward when I needed more.
Laura
GotoeSIM Support
· 1 year ago Thanks for the honest feedback, Wei. Glad it mostly worked for you in Japan — we're always improving our coverage. Reach us anytime at esimtopup.io/support if we can help. — Laura, eSIM TopUp Support
Ethan D.
Mexico · May 2025
Honestly better than buying a local SIM at the airport. I kept my normal number for calls while using this for data.
Ken
GotoeSIM Support
· 1 year ago So glad to hear this, Ethan! So pleased it saved you from roaming bills. Safe travels, and see you on your next trip! – Ken, eSIM TopUp Support
Emma G.
United States · Apr 2025
Super easy to set up before I flew out in Japan. Topping up was straightforward when I needed more. Highly recommend for any traveller.
Laura
GotoeSIM Support
· 1 year ago Thanks for sharing, Emma! Wonderful to hear it worked smoothly in Japan. Wishing you many more connected adventures! — Laura, eSIM TopUp Support
Lucas H.
United States · Apr 2025
Exactly what I needed for travelling. Coverage was strong even outside the city. Five stars from me.
Ken
GotoeSIM Support
· 1 year ago Thanks for sharing, Lucas! Wonderful to hear it worked smoothly in Japan. Safe travels, and see you on your next trip! – Ken, eSIM TopUp Support
Diego F.
Canada · Apr 2025
Solid overall, just wish there was a bit more data for the price.
Ingrid
GotoeSIM Support
· 1 year ago Apologies for the trouble, Diego. That's not the experience we want for Japan. Reach our team at esimtopup.io/support so we can help right away. — Ingrid
Sophia B.
Switzerland · Apr 2025
No more hunting for a SIM card kiosk on arrival. Activation was automatic when I arrived.
Ingrid
GotoeSIM Support
· 1 year ago Thank you so much, Sophia! Delighted the speeds worked well for you. Wishing you many more connected adventures! — Ingrid, eSIM TopUp Support
Mei T.
United States · Apr 2025
Installed in minutes by scanning the QR code. Setup instructions in the app were clear and simple. Great experience overall.
Anna
GotoeSIM Support
· 1 year ago Thank you for the kind words, Mei! Love that you were online the moment you landed in Japan. We're here whenever you travel again. – Anna 💜
Ava L.
Ireland · Apr 2025
First time using an eSIM and it was painless. Streaming and video calls worked without buffering. Exactly as described — no surprises.
Mark
GotoeSIM Support
· 1 year ago Cheers, Ava! Great to know the setup was quick and easy. – Mark 💜
Kenji R.
Malaysia · Apr 2025
Installed in minutes by scanning the QR code. Speeds were solid for maps, messaging and browsing. Made staying connected effortless.
Grace
GotoeSIM Support
· 1 year ago Thanks for sharing, Kenji! Great to know the setup was quick and easy. We're here whenever you travel again. — Grace, 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?