Japan eSIM — reviews & details
Japan 3GB/Day (IIJ) · 3 GB/day · 1 days
620 reviews
Coverage & networks
- Japan NTT docomo 4G
Traveller reviews
Thomas C.
Portugal · Mar 2025
Honestly better than buying a local SIM at the airport. Activation was automatic when I arrived. Made staying connected effortless.
Tom
GotoeSIM Support
· 1 year ago Thanks a lot, Thomas! Thrilled it made staying connected effortless. Wishing you many more connected adventures! — Tom
Yuki T.
Sweden · Mar 2025
Honestly better than buying a local SIM at the airport. I kept my normal number for calls while using this for data.
Sara
GotoeSIM Support
· 1 year ago Thanks for sharing, Yuki! Great to know the setup was quick and easy. Safe travels, and see you on your next trip! — Sara
Kenji M.
India · Mar 2025
Used this on my trip and it worked perfectly. Setup instructions in the app were clear and simple. Would definitely buy again.
Grace
GotoeSIM Support
· 1 year ago Thank you so much, Kenji! So happy the Japan eSIM kept you connected. – Grace, GotoeSIM Support
Zoe L.
France · Mar 2025
Honestly better than buying a local SIM at the airport. Data lasted the whole trip with room to spare. Telling my friends about this.
Laura
GotoeSIM Support
· 1 year ago So glad to hear this, Zoe! Great to know the setup was quick and easy. Enjoy your journeys! — Laura
Zoe M.
Netherlands · Mar 2025
Great value compared to roaming charges. The QR code arrived instantly by email. Zero regrets.
Ingrid
GotoeSIM Support
· 1 year ago So glad to hear this, Zoe! Thrilled it made staying connected effortless. Enjoy your journeys! — Ingrid, GotoeSIM Support
Lucas R.
Malaysia · Mar 2025
First time using an eSIM and it was painless. Data lasted the whole trip with room to spare.
Yuki
GotoeSIM Support
· 1 year ago Thanks for sharing, Lucas! Love that you were online the moment you landed in Japan. – Yuki 💜
Olivia D.
UAE · Mar 2025
Bought it the night before my flight — smooth process. Activation was automatic when I arrived.
Ingrid
GotoeSIM Support
· 1 year ago Thank you so much, Olivia! So pleased it saved you from roaming bills. Safe travels, and see you on your next trip! — Ingrid, GotoeSIM Support
Arjun F.
Singapore · Mar 2025
Great value compared to roaming charges in Japan. Speeds were solid for maps, messaging and browsing.
Grace
GotoeSIM Support
· 1 year ago So glad to hear this, Arjun! Wonderful to hear it worked smoothly in Japan. — Grace
James N.
South Korea · Mar 2025
Installed in minutes by scanning the QR code in Japan. Setup instructions in the app were clear and simple.
Sophie
GotoeSIM Support
· 1 year ago Thank you for the kind words, James! So happy the Japan eSIM kept you connected. — Sophie, GotoeSIM Support
Giulia V.
Canada · Mar 2025
Great value compared to roaming charges. Activation was automatic when I arrived in Japan.
Grace
GotoeSIM Support
· 1 year ago Thank you for the kind words, Giulia! Great to know the setup was quick and easy. – Grace, GotoeSIM Support
Nadia H.
United States · Feb 2025
Honestly better than buying a local SIM at the airport. Coverage was strong even outside the city. Highly recommend for any traveller.
Tom
GotoeSIM Support
· 1 year ago Cheers, Nadia! Thrilled it made staying connected effortless. Enjoy your journeys! — Tom
Daniel T.
Switzerland · Feb 2025
Connected the moment I landed. Coverage was strong even outside the city. Would definitely buy again.
Laura
GotoeSIM Support
· 1 year ago Thank you so much, Daniel! Delighted the speeds worked well for you. Safe travels, and see you on your next trip! — Laura, GotoeSIM Support
Grace D.
South Korea · Feb 2025
Connected the moment I landed. Setup instructions in the app were clear and simple.
Diego
GotoeSIM Support
· 1 year ago Thanks a lot, Grace! Wonderful to hear it worked smoothly in Japan. Come back anytime! — Diego, GotoeSIM Support
Zoe B.
Italy · Feb 2025
Installed in minutes by scanning the QR code. Ran hotspot to my laptop with no issues.
Diego
GotoeSIM Support
· 1 year ago So glad to hear this, Zoe! Thrilled it made staying connected effortless. Wishing you many more connected adventures! — Diego, GotoeSIM Support
Mateo L.
Sweden · Feb 2025
Saved me a fortune on my holiday. Coverage was strong even outside the city. A must-have for international travel.
Anna
GotoeSIM Support
· 1 year ago Thanks for sharing, Mateo! Delighted the speeds worked well for you. Enjoy your journeys! – Anna 💜
Frequently asked questions
How much does the Japan eSIM cost?
The Japan 3GB/Day (IIJ) plan costs $3.30 for 3 GB/day over 1 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 GotoeSIM 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
Diego T. · 4 days ago
Can I use it in nearby countries too?
For nearby countries, Diego, a regional plan may suit you better — happy to help you pick. – Omar, GotoeSIM Support
Sven F. · 1 month ago
Can I top up the same eSIM instead of buying a new one?
Yes Sven, you can top up the same eSIM anytime — no need to buy a new one. – Priya 💜
Liam K. · 1 month ago
Will this keep my WhatsApp active with my home number?
Your number stays active for WhatsApp, Liam! The eSIM just handles data. — Priya, GotoeSIM Support
Somchai B. · 4 months ago
Do I need to install it before I travel or after I arrive?
We recommend installing before you travel, Somchai, then it activates automatically on arrival. – Emma, GotoeSIM Support
Lea G. · 4 months ago
Thanks, installed with no problems on my Samsung.
It works great on modern Samsung phones, Lea! Add it via SIM manager and you're set. – Sara, GotoeSIM Support
Ingrid L. · 4 months ago
Great guide, the setup steps were really helpful.
Thanks Ingrid, that means a lot! Reach out anytime. — Anna, GotoeSIM Support
Zoe F. · 7 months ago
How do I check how much data I have left?
Your usage is tracked live in the app, Zoe — check My eSIMs anytime. — Tom, GotoeSIM Support
Lea T. · 7 months ago
Does the validity start on purchase or on first use?
The clock starts on first use in-country, Lea, so buying early is totally fine. – Sara, GotoeSIM Support
Hugo L. · 9 months ago
Can I use this for hotspot/tethering?
Tethering is supported, Hugo! Feel free to hotspot to your other devices. – Sophie, GotoeSIM Support
Lea C. · 9 months ago
Is roaming charged extra or is it all included?
No surprise fees, Lea! Roaming is part of the plan and never billed separately. – James, GotoeSIM Support
Nguyen D. · 10 months ago
How long does the QR code take to arrive after payment?
Your QR code arrives instantly, Nguyen — within seconds of payment, by email and in your account. – Laura, GotoeSIM Support
Lucia P. · 10 months ago
Is 5G supported or just 4G?
Yes Lucia, 5G is supported where the local network offers it, otherwise fast 4G. — Yuki