Japan eSIM — reviews & details
Japan 3GB 15Days (IIJ) · 3 GB · 15 days
620 reviews
Coverage & networks
- Japan NTT docomo 4G
Traveller reviews
Diego M.
Italy · Apr 2025
Great value compared to roaming charges. Coverage was strong even outside the city. Great experience overall.
Tom
GotoeSIM Support
· 1 year ago Thank you for the kind words, Diego! Love that you were online the moment you landed in Japan. — Tom
Camila P.
New Zealand · Apr 2025
Installed in minutes by scanning the QR code. Data lasted the whole trip with room to spare. Will use eSIM TopUp for my next trip for sure.
James
GotoeSIM Support
· 1 year ago Thank you for the kind words, Camila! Thrilled it made staying connected effortless. Wishing you many more connected adventures! – James 💜
Louis V.
Canada · Apr 2025
Great value compared to roaming charges. Data lasted the whole trip with room to spare. Zero regrets.
Tom
GotoeSIM Support
· 1 year ago Really appreciate this, Louis! Thrilled it made staying connected effortless. Come back anytime! — Tom
Beatriz W.
Malaysia · Apr 2025
Did the job without any drama. Activation was automatic when I arrived in Japan. Will use eSIM TopUp for my next trip for sure.
Sophie
GotoeSIM Support
· 1 year ago Thank you for the kind words, Beatriz! Love that you were online the moment you landed in Japan. Come back anytime! — Sophie, eSIM TopUp Support
Sophia N.
UAE · Apr 2025
Connected the moment I landed. Signal held up well on trains and in rural areas.
Anna
GotoeSIM Support
· 1 year ago Cheers, Sophia! Wonderful to hear it worked smoothly in Japan. Wishing you many more connected adventures! — Anna
Mohammed R.
Ireland · Apr 2025
Honestly better than buying a local SIM at the airport. Setup instructions in the app were clear and simple. Exactly as described — no surprises.
Diego
GotoeSIM Support
· 1 year ago Thanks for sharing, Mohammed! Great to know the setup was quick and easy. — Diego
Arjun C.
Ireland · Apr 2025
No more hunting for a SIM card kiosk on arrival in Japan. Topping up was straightforward when I needed more.
Diego
GotoeSIM Support
· 1 year ago Really appreciate this, Arjun! Delighted the speeds worked well for you. Wishing you many more connected adventures! — Diego, eSIM TopUp Support
Liam V.
Malaysia · Apr 2025
Installed in minutes by scanning the QR code in Japan. The QR code arrived instantly by email. Telling my friends about this.
Sara
GotoeSIM Support
· 1 year ago Thank you for the kind words, Liam! Wonderful to hear it worked smoothly in Japan. – Sara, eSIM TopUp Support
Zoe W.
Mexico · Apr 2025
Saved me a fortune on my holiday. Setup instructions in the app were clear and simple. Will use eSIM TopUp for my next trip for sure.
Mark
GotoeSIM Support
· 1 year ago Thank you for the kind words, Zoe! Great to know the setup was quick and easy. Come back anytime! — Mark, eSIM TopUp Support
Lucas L.
Malaysia · Apr 2025
Did the job without any drama. Coverage was strong even outside the city. Five stars from me.
Tom
GotoeSIM Support
· 1 year ago Thank you for the kind words, Lucas! So happy the Japan eSIM kept you connected. — Tom
Noah L.
United Kingdom · Apr 2025
Installed in minutes by scanning the QR code. Activation was automatic when I arrived in Japan.
David
GotoeSIM Support
· 1 year ago Thanks a lot, Noah! Great to know the setup was quick and easy. – David, eSIM TopUp Support
Ava L.
Germany · Apr 2025
Saved me a fortune on my holiday. Topping up was straightforward when I needed more. A must-have for international travel.
Ken
GotoeSIM Support
· 1 year ago Thanks a lot, Ava! Love that you were online the moment you landed in Japan. Wishing you many more connected adventures! — Ken, eSIM TopUp Support
Mateo P.
Japan · Mar 2025
Used this on my trip and it worked perfectly. Customer support answered my question quickly. Telling my friends about this.
Ingrid
GotoeSIM Support
· 1 year ago Thanks a lot, Mateo! Great to know the setup was quick and easy. We're here whenever you travel again. — Ingrid
Somchai K.
Egypt · Mar 2025
Used this on my trip and it worked perfectly. Data lasted the whole trip with room to spare. Highly recommend for any traveller.
Grace
GotoeSIM Support
· 1 year ago Thank you so much, Somchai! So pleased it saved you from roaming bills. We're here whenever you travel again. — Grace
Pablo K.
Singapore · Mar 2025
No more hunting for a SIM card kiosk on arrival. Setup instructions in the app were clear and simple. A must-have for international travel.
Tom
GotoeSIM Support
· 1 year ago Thank you so much, Pablo! So happy the Japan eSIM kept you connected. We're here whenever you travel again. — Tom
Frequently asked questions
How much does the Japan eSIM cost?
The Japan 3GB 15Days (IIJ) plan costs $2.55 for 3 GB over 15 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
Budi L. · 1 week ago
Does this work on an iPhone 13?
Sri M. · 3 weeks ago
Will this keep my WhatsApp active with my home number?
Andre D. · 3 months ago
Can I use it in nearby countries too?
Min-jun G. · 4 months ago
Can I top up the same eSIM instead of buying a new one?
Ava S. · 4 months ago
Is roaming charged extra or is it all included?
Emma T. · 4 months ago
Does the validity start on purchase or on first use?
Ravi W. · 5 months ago
Can I use this for hotspot/tethering?
Sofia H. · 6 months ago
Great guide, the setup steps were really helpful.
Lucas G. · 9 months ago
Is 5G supported or just 4G?
Mei N. · 9 months ago
Which networks does this connect to?
Omar P. · 9 months ago
Do I need to install it before I travel or after I arrive?
Olivia D. · 1 year ago
How long does the QR code take to arrive after payment?