Japan eSIM — reviews & details
Japan 2GB/Day (IIJ) · 2 GB/day · 1 days
620 reviews
Coverage & networks
- Japan NTT docomo 4G
Traveller reviews
Chloe W.
Poland · Jun 2026
Bought it the night before my flight — smooth process. Signal held up well on trains and in rural areas. Zero regrets.
Tom
GotoeSIM Support
· 2 months ago So glad to hear this, Chloe! Delighted the speeds worked well for you. – Tom, eSIM TopUp Support
Mohammed S.
Poland · Jun 2026
Used this on my trip and it worked perfectly. Streaming and video calls worked without buffering. Will use eSIM TopUp for my next trip for sure.
Grace
GotoeSIM Support
· 2 months ago Cheers, Mohammed! Love that you were online the moment you landed in Japan. — Grace, eSIM TopUp Support
Elena D.
UAE · Jun 2026
Bought it the night before my flight — smooth process. The QR code arrived instantly by email. A must-have for international travel.
Omar
GotoeSIM Support
· 2 months ago Thank you for the kind words, Elena! Great to know the setup was quick and easy. Safe travels, and see you on your next trip! — Omar
Sofia H.
New Zealand · Jun 2026
Connected the moment I landed. Ran hotspot to my laptop with no issues. Exactly as described — no surprises.
Tom
GotoeSIM Support
· 2 months ago Really appreciate this, Sofia! So happy the Japan eSIM kept you connected. Wishing you many more connected adventures! — Tom
Mateo H.
Canada · Jun 2026
Super easy to set up before I flew out. Streaming and video calls worked without buffering. Telling my friends about this.
David
GotoeSIM Support
· 2 months ago Cheers, Mateo! So happy the Japan eSIM kept you connected. — David
Budi M.
Canada · Jun 2026
No more hunting for a SIM card kiosk on arrival. I kept my normal number for calls while using this for data. Made staying connected effortless.
Sophie
GotoeSIM Support
· 2 months ago Cheers, Budi! Love that you were online the moment you landed in Japan. We're here whenever you travel again. — Sophie
Linh T.
Philippines · Jun 2026
No more hunting for a SIM card kiosk on arrival. Streaming and video calls worked without buffering. Will use eSIM TopUp for my next trip for sure.
David
GotoeSIM Support
· 2 months ago Thanks for sharing, Linh! So pleased it saved you from roaming bills. — David, eSIM TopUp Support
Arjun L.
New Zealand · Jun 2026
First time using an eSIM and it was painless. Ran hotspot to my laptop with no issues. Great experience overall.
Sara
GotoeSIM Support
· 2 months ago Really appreciate this, Arjun! Love that you were online the moment you landed in Japan. Enjoy your journeys! – Sara 💜
Nadia W.
United Kingdom · Jun 2026
Bought it the night before my flight — smooth process. Ran hotspot to my laptop with no issues. Highly recommend for any traveller.
Sara
GotoeSIM Support
· 2 months ago Thanks a lot, Nadia! So pleased it saved you from roaming bills. Come back anytime! – Sara, eSIM TopUp Support
Sophia W.
France · Jun 2026
Honestly better than buying a local SIM at the airport. Setup instructions in the app were clear and simple. Zero regrets.
Emma
GotoeSIM Support
· 2 months ago Thank you so much, Sophia! Thrilled it made staying connected effortless. Enjoy your journeys! – Emma 💜
Lucas C.
Saudi Arabia · Jun 2026
Super easy to set up before I flew out. Speeds were solid for maps, messaging and browsing. Made staying connected effortless.
James
GotoeSIM Support
· 2 months ago Thanks a lot, Lucas! Love that you were online the moment you landed in Japan. Come back anytime! — James, eSIM TopUp Support
Sofia G.
UAE · Jun 2026
Did the job without any drama in Japan. The QR code arrived instantly by email. Five stars from me.
Diego
GotoeSIM Support
· 2 months ago Thank you so much, Sofia! Love that you were online the moment you landed in Japan. Come back anytime! — Diego
Ji-woo T.
Australia · May 2026
Connected the moment I landed. I kept my normal number for calls while using this for data. Made staying connected effortless.
Emma
GotoeSIM Support
· 2 months ago Cheers, Ji-woo! So pleased it saved you from roaming bills. – Emma 💜
Mohammed V.
Germany · May 2026
First time using an eSIM and it was painless in Japan. Coverage was strong even outside the city. Highly recommend for any traveller.
Omar
GotoeSIM Support
· 2 months ago Thank you for the kind words, Mohammed! So happy the Japan eSIM kept you connected. — Omar, eSIM TopUp Support
Grace C.
United Kingdom · May 2026
First time using an eSIM and it was painless. I kept my normal number for calls while using this for data.
Priya
GotoeSIM Support
· 2 months ago Really appreciate this, Grace! Wonderful to hear it worked smoothly in Japan. Enjoy your journeys! — Priya
Frequently asked questions
How much does the Japan eSIM cost?
The Japan 2GB/Day (IIJ) plan costs $3.00 for 2 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 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
Wei H. · 1 week ago
How do I check how much data I have left?
Ananya B. · 2 weeks ago
Do I need to install it before I travel or after I arrive?
Pablo L. · 1 month ago
Thanks, installed with no problems on my Samsung.
Min-jun P. · 1 month ago
How long does the QR code take to arrive after payment?
Camila K. · 5 months ago
Which networks does this connect to?
Arjun P. · 7 months ago
Does this work on an iPhone 13?
Arjun D. · 7 months ago
Can I use it in nearby countries too?
Priya N. · 8 months ago
Can I top up the same eSIM instead of buying a new one?
Marco V. · 9 months ago
Does the validity start on purchase or on first use?
Ingrid V. · 9 months ago
Great guide, the setup steps were really helpful.
Diego L. · 10 months ago
Can I use this for hotspot/tethering?
Andre M. · 10 months ago
Will this keep my WhatsApp active with my home number?