Japan eSIM — reviews & details
Japan 3GB 15Days (nonhkip) · 3 GB · 15 days
620 reviews
Coverage & networks
- Japan KDDI/au 5G
Traveller reviews
James F.
South Korea · Sep 2025
Super easy to set up before I flew out. Coverage was strong even outside the city. Great experience overall.
Ken
GotoeSIM Support
· 10 months ago So glad to hear this, James! Delighted the speeds worked well for you. Come back anytime! – Ken, GotoeSIM Support
Priya V.
Turkey · Sep 2025
Worked fine but took a little while to connect at first. Signal held up well on trains and in rural areas.
Diego
GotoeSIM Support
· 10 months ago Thank you for taking the time, Priya. Good to hear it did the job, and we're working to make it even better. Reach us anytime at gotoesim.com/support if we can help. – Diego, GotoeSIM Support
Daniel L.
Malaysia · Sep 2025
Did the job without any drama in Japan. Coverage was strong even outside the city.
Ken
GotoeSIM Support
· 10 months ago Thank you for the kind words, Daniel! So pleased it saved you from roaming bills. Enjoy your journeys! — Ken, GotoeSIM Support
Grace F.
Indonesia · Sep 2025
Did the job without any drama. Topping up was straightforward when I needed more. Made staying connected effortless.
Yuki
GotoeSIM Support
· 10 months ago Thanks for sharing, Grace! Wonderful to hear it worked smoothly in Japan. Enjoy your journeys! – Yuki, GotoeSIM Support
Hugo F.
Egypt · Sep 2025
Great value compared to roaming charges. Ran hotspot to my laptop with no issues. Will use GotoeSIM for my next trip for sure.
Ken
GotoeSIM Support
· 10 months ago Thank you for the kind words, Hugo! So pleased it saved you from roaming bills. Safe travels, and see you on your next trip! – Ken 💜
Nguyen P.
New Zealand · Sep 2025
Saved me a fortune on my holiday in Japan. Setup instructions in the app were clear and simple.
Tom
GotoeSIM Support
· 10 months ago Cheers, Nguyen! So pleased it saved you from roaming bills. Enjoy your journeys! – Tom 💜
Lucas M.
Indonesia · Sep 2025
Did the job without any drama. Streaming and video calls worked without buffering. Exactly as described — no surprises.
Sophie
GotoeSIM Support
· 10 months ago Thank you so much, Lucas! So happy the Japan eSIM kept you connected. Come back anytime! – Sophie, GotoeSIM Support
Zoe D.
Netherlands · Sep 2025
Bought it the night before my flight — smooth process. Speeds were solid for maps, messaging and browsing. Great experience overall.
Ken
GotoeSIM Support
· 10 months ago Thanks for sharing, Zoe! Delighted the speeds worked well for you. Safe travels, and see you on your next trip! — Ken
Camila R.
Netherlands · Sep 2025
Solid overall, just wish there was a bit more data for the price. Topping up was straightforward when I needed more.
Tom
GotoeSIM Support
· 10 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. — Tom, GotoeSIM Support
Max D.
Japan · Sep 2025
First time using an eSIM and it was painless. Setup instructions in the app were clear and simple. Would definitely buy again.
Priya
GotoeSIM Support
· 10 months ago Thank you so much, Max! Great to know the setup was quick and easy. — Priya, GotoeSIM Support
Sven M.
Sweden · Sep 2025
Installed in minutes by scanning the QR code. Coverage was strong even outside the city. Highly recommend for any traveller.
Yuki
GotoeSIM Support
· 10 months ago Really appreciate this, Sven! So pleased it saved you from roaming bills. Safe travels, and see you on your next trip! — Yuki, GotoeSIM Support
Katya W.
South Korea · Aug 2025
First time using an eSIM and it was painless. Data lasted the whole trip with room to spare. Would definitely buy again.
Tom
GotoeSIM Support
· 11 months ago Thanks a lot, Katya! Love that you were online the moment you landed in Japan. — Tom, GotoeSIM Support
Isabella T.
Canada · Aug 2025
Installed in minutes by scanning the QR code. Customer support answered my question quickly. Telling my friends about this.
James
GotoeSIM Support
· 11 months ago Thanks for sharing, Isabella! Love that you were online the moment you landed in Japan. Come back anytime! — James, GotoeSIM Support
Lucia T.
Egypt · Aug 2025
Exactly what I needed for travelling. Signal held up well on trains and in rural areas. Zero regrets.
David
GotoeSIM Support
· 11 months ago Cheers, Lucia! Love that you were online the moment you landed in Japan. – David, GotoeSIM Support
Nguyen S.
Singapore · Aug 2025
Exactly what I needed for travelling. I kept my normal number for calls while using this for data. Would definitely buy again.
Tom
GotoeSIM Support
· 11 months ago So glad to hear this, Nguyen! Love that you were online the moment you landed in Japan. — Tom
Frequently asked questions
How much does the Japan eSIM cost?
The Japan 3GB 15Days (nonhkip) plan costs $4.29 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 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
Grace D. · 1 week ago
Does the validity start on purchase or on first use?
The clock starts on first use in-country, Grace, so buying early is totally fine. – Mark, GotoeSIM Support
Elena C. · 2 weeks ago
Do I need to install it before I travel or after I arrive?
Install on Wi-Fi before you fly, Elena — it switches on when you land. — Laura, GotoeSIM Support
Max C. · 3 months ago
Great guide, the setup steps were really helpful.
So glad it helped, Max! We're always here if you need anything. — Ingrid
Beatriz R. · 3 months ago
How do I check how much data I have left?
Your usage is tracked live in the app, Beatriz — check My eSIMs anytime. — Diego, GotoeSIM Support
Daniel L. · 5 months ago
Can I use this for hotspot/tethering?
Yes Daniel, hotspot/tethering works fine — share your data to a laptop or tablet anytime. — David, GotoeSIM Support
Liam K. · 6 months ago
Which networks does this connect to?
It connects to trusted local partner networks, Liam, on 4G/5G where available. – Diego 💜
Somchai W. · 6 months ago
How long does the QR code take to arrive after payment?
It's immediate, Somchai! The QR code is delivered the moment your payment goes through. — Ken
Sri C. · 7 months ago
Will this keep my WhatsApp active with my home number?
Yes Sri, WhatsApp keeps working with your home number — the eSIM only carries data. — Grace, GotoeSIM Support
Yuki B. · 11 months ago
Is 5G supported or just 4G?
Yes Yuki, 5G is supported where the local network offers it, otherwise fast 4G. – Omar 💜
Sven H. · 1 year 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. – Omar, GotoeSIM Support
Kenji W. · 1 year ago
Does this work on an iPhone 13?
Yes Kenji, it works on iPhone XS and newer — just add the eSIM under Settings › Cellular › Add eSIM. – Emma, GotoeSIM Support
Lucia B. · 1 year ago
Can I use it in nearby countries too?
For nearby countries, Lucia, a regional plan may suit you better — happy to help you pick. – Yuki 💜