Japan eSIM — reviews & details
Japan 2GB/Day (IIJ) · 2 GB/day · 1 days
164 reviews
Coverage & networks
- Japan NTT docomo 5G
Traveller reviews
Beatriz T.
Japan · May 2026
Honestly better than buying a local SIM at the airport. I kept my normal number for calls while using this for data.
Mark
GotoeSIM Support
· 3 months ago Thank you for the kind words, Beatriz! Wonderful to hear it worked smoothly in Japan. Safe travels, and see you on your next trip! — Mark, GotoeSIM Support
Zoe B.
Thailand · May 2026
Saved me a fortune on my holiday. Signal held up well on trains and in rural areas. Exactly as described — no surprises.
Emma
GotoeSIM Support
· 3 months ago Cheers, Zoe! Wonderful to hear it worked smoothly in Japan. Enjoy your journeys! — Emma, GotoeSIM Support
Nadia T.
Vietnam · May 2026
Used this on my trip and it worked perfectly. Streaming and video calls worked without buffering. Zero regrets.
Grace
GotoeSIM Support
· 3 months ago Thank you so much, Nadia! Thrilled it made staying connected effortless. Safe travels, and see you on your next trip! — Grace, GotoeSIM Support
Budi V.
Japan · May 2026
Did the job without any drama. Customer support answered my question quickly. Made staying connected effortless.
Tom
GotoeSIM Support
· 3 months ago Thanks a lot, Budi! Thrilled it made staying connected effortless. Come back anytime! — Tom, GotoeSIM Support
Ava F.
Spain · May 2026
Worked fine but took a little while to connect at first. Coverage was strong even outside the city.
James
GotoeSIM Support
· 3 months ago Thanks for the honest feedback, Ava. We're constantly optimising speeds and coverage across Japan. Any questions, our team is at gotoesim.com/support. – James 💜
Katya R.
United Kingdom · May 2026
Install took me two tries but was fine after that. Speeds were solid for maps, messaging and browsing.
Omar
GotoeSIM Support
· 3 months ago We're really sorry, Katya. This isn't the standard we aim for. Reach our team at gotoesim.com/support so we can help right away. — Omar
Ravi H.
UAE · May 2026
No more hunting for a SIM card kiosk on arrival in Japan. Coverage was strong even outside the city. Exactly as described — no surprises.
Yuki
GotoeSIM Support
· 3 months ago Cheers, Ravi! Delighted the speeds worked well for you. Safe travels, and see you on your next trip! — Yuki
Ingrid L.
France · May 2026
First time using an eSIM and it was painless. Coverage was strong even outside the city.
Mark
GotoeSIM Support
· 3 months ago Thanks for sharing, Ingrid! Love that you were online the moment you landed in Japan. Come back anytime! – Mark, GotoeSIM Support
Marco W.
Mexico · May 2026
Good coverage in the city, a bit patchy in remote areas. Streaming and video calls worked without buffering.
Emma
GotoeSIM Support
· 3 months ago We're really sorry, Marco. This isn't the standard we aim for. Please contact us at gotoesim.com/support and we'll sort it out. — Emma, GotoeSIM Support
Camila F.
Singapore · May 2026
Honestly better than buying a local SIM at the airport. Signal held up well on trains and in rural areas.
James
GotoeSIM Support
· 3 months ago Thanks for sharing, Camila! Delighted the speeds worked well for you. Safe travels, and see you on your next trip! — James, GotoeSIM Support
Aisha W.
Philippines · May 2026
Used this on my trip and it worked perfectly. Speeds were solid for maps, messaging and browsing. Exactly as described — no surprises.
Anna
GotoeSIM Support
· 4 months ago Thank you so much, Aisha! Delighted the speeds worked well for you. Come back anytime! – Anna 💜
Ravi M.
Poland · May 2026
Great value compared to roaming charges. Speeds were solid for maps, messaging and browsing.
Tom
GotoeSIM Support
· 4 months ago Cheers, Ravi! So pleased it saved you from roaming bills. Wishing you many more connected adventures! — Tom, GotoeSIM Support
Camila B.
United States · May 2026
Decent speeds, though slower than I expected in a few spots. Coverage was strong even outside the city.
Diego
GotoeSIM Support
· 4 months ago Thanks for the honest feedback, Camila. We're constantly optimising speeds and coverage across Japan. Reach us anytime at gotoesim.com/support if we can help. – Diego, GotoeSIM Support
Andre V.
Poland · May 2026
Installed in minutes by scanning the QR code. Coverage was strong even outside the city. Five stars from me.
Sophie
GotoeSIM Support
· 4 months ago Thank you so much, Andre! Love that you were online the moment you landed in Japan. Enjoy your journeys! – Sophie 💜
Ananya H.
Philippines · May 2026
Decent speeds, though slower than I expected in a few spots.
James
GotoeSIM Support
· 4 months ago We're really sorry, Ananya. We'd love the chance to make this right. Reach our team at gotoesim.com/support so we can help right away. – James 💜
Frequently asked questions
How much does the Japan eSIM cost?
The Japan 2GB/Day (IIJ) plan costs $3.20 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 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
Nguyen N. · 1 month ago
Do I need to install it before I travel or after I arrive?
Install on Wi-Fi before you fly, Nguyen — it switches on when you land. — David, GotoeSIM Support
Chloe H. · 3 months ago
Can I use this for hotspot/tethering?
Yes Chloe, hotspot/tethering works fine — share your data to a laptop or tablet anytime. – Emma, GotoeSIM Support
Andre P. · 6 months ago
Can I use it in nearby countries too?
For nearby countries, Andre, a regional plan may suit you better — happy to help you pick. — Priya
Somchai R. · 8 months ago
Is roaming charged extra or is it all included?
No surprise fees, Somchai! Roaming is part of the plan and never billed separately. – Ken, GotoeSIM Support
Giulia P. · 10 months ago
Thanks, installed with no problems on my Samsung.
Yes Giulia, recent Samsung Galaxy models support eSIM — add it under Settings › Connections › SIM manager. — Diego
Aisha S. · 10 months ago
Can I top up the same eSIM instead of buying a new one?
Topping up is easy, Aisha! Just add more data to your existing eSIM in the app. – Ingrid 💜
Somchai P. · 10 months ago
Does this work on an iPhone 13?
Yes Somchai, it works on iPhone XS and newer — just add the eSIM under Settings › Cellular › Add eSIM. — Sophie, GotoeSIM Support
Noah W. · 11 months ago
How long does the QR code take to arrive after payment?
It's immediate, Noah! The QR code is delivered the moment your payment goes through. – Anna, GotoeSIM Support
Yuki K. · 11 months ago
Does the validity start on purchase or on first use?
The clock starts on first use in-country, Yuki, so buying early is totally fine. — Tom, GotoeSIM Support
Chloe H. · 11 months ago
Great guide, the setup steps were really helpful.
So glad it helped, Chloe! We're always here if you need anything. — Laura
Marco L. · 1 year ago
Which networks does this connect to?
You'll be on top local networks, Marco — full details are on the plan page under Coverage. — Omar, GotoeSIM Support
Linh N. · 1 year ago
How do I check how much data I have left?
Your usage is tracked live in the app, Linh — check My eSIMs anytime. – Yuki, GotoeSIM Support