Japan eSIM — reviews & details
Japan 3GB 15Days (nonhkip) · 3 GB · 15 days
620 reviews
Coverage & networks
- Japan KDDI/au 5G
Traveller reviews
Sven T.
Ireland · Jul 2026
Honestly better than buying a local SIM at the airport. Data lasted the whole trip with room to spare. Telling my friends about this.
Priya
GotoeSIM Support
· 2 weeks ago Thanks for sharing, Sven! Thrilled it made staying connected effortless. We're here whenever you travel again. – Priya 💜
Max K.
Egypt · Jul 2026
No more hunting for a SIM card kiosk on arrival. Data lasted the whole trip with room to spare. Exactly as described — no surprises.
James
GotoeSIM Support
· 2 weeks ago Thank you so much, Max! Thrilled it made staying connected effortless. We're here whenever you travel again. — James, GotoeSIM Support
Lucia H.
Switzerland · Jul 2026
Great value compared to roaming charges. Data lasted the whole trip with room to spare.
Emma
GotoeSIM Support
· 2 weeks ago Thank you for the kind words, Lucia! Thrilled it made staying connected effortless. Wishing you many more connected adventures! — Emma, GotoeSIM Support
Grace P.
South Korea · Jul 2026
Honestly better than buying a local SIM at the airport. Customer support answered my question quickly. Exactly as described — no surprises.
James
GotoeSIM Support
· 2 weeks ago Really appreciate this, Grace! Love that you were online the moment you landed in Japan. — James, GotoeSIM Support
Hana G.
South Korea · Jul 2026
Used this on my trip and it worked perfectly. I kept my normal number for calls while using this for data. Telling my friends about this.
Sophie
GotoeSIM Support
· 3 weeks ago Really appreciate this, Hana! Wonderful to hear it worked smoothly in Japan. Enjoy your journeys! – Sophie 💜
Ingrid F.
India · Jul 2026
Super easy to set up before I flew out. Topping up was straightforward when I needed more. Zero regrets.
Mark
GotoeSIM Support
· 3 weeks ago So glad to hear this, Ingrid! So happy the Japan eSIM kept you connected. We're here whenever you travel again. — Mark, GotoeSIM Support
Diego V.
New Zealand · Jul 2026
Install took me two tries but was fine after that.
Tom
GotoeSIM Support
· 3 weeks ago Appreciate you sharing this, Diego. We're constantly optimising speeds and coverage across Japan. Any questions, our team is at gotoesim.com/support. – Tom 💜
Emma R.
Thailand · Jul 2026
Solid overall, just wish there was a bit more data for the price. The QR code arrived instantly by email.
Mark
GotoeSIM Support
· 3 weeks ago Thanks for the honest feedback, Emma. Glad it mostly worked for you in Japan — we're always improving our coverage. Reach us anytime at gotoesim.com/support if we can help. — Mark
Lea W.
Italy · Jul 2026
Install took me two tries but was fine after that.
Diego
GotoeSIM Support
· 3 weeks ago Thank you for taking the time, Lea. Good to hear it did the job, and we're working to make it even better. Any questions, our team is at gotoesim.com/support. — Diego, GotoeSIM Support
Omar T.
South Korea · Jun 2026
First time using an eSIM and it was painless. I kept my normal number for calls while using this for data. A must-have for international travel.
Sara
GotoeSIM Support
· 3 weeks ago Cheers, Omar! Great to know the setup was quick and easy. Come back anytime! – Sara 💜
Ethan D.
Sweden · Jun 2026
Good coverage in the city, a bit patchy in remote areas. Activation was automatic when I arrived.
Priya
GotoeSIM Support
· 4 weeks ago Thanks for the honest feedback, Ethan. We're constantly optimising speeds and coverage across Japan. Any questions, our team is at gotoesim.com/support. — Priya
Thomas T.
Italy · Jun 2026
Super easy to set up before I flew out. Setup instructions in the app were clear and simple.
Grace
GotoeSIM Support
· 1 month ago Thank you so much, Thomas! Thrilled it made staying connected effortless. Wishing you many more connected adventures! – Grace 💜
Hugo T.
Singapore · Jun 2026
Connected the moment I landed in Japan. Topping up was straightforward when I needed more. Telling my friends about this.
Yuki
GotoeSIM Support
· 1 month ago Thanks a lot, Hugo! So pleased it saved you from roaming bills. — Yuki, GotoeSIM Support
Hana F.
Portugal · Jun 2026
Exactly what I needed for travelling. Signal held up well on trains and in rural areas. Highly recommend for any traveller.
Tom
GotoeSIM Support
· 1 month ago Thank you so much, Hana! So happy the Japan eSIM kept you connected. – Tom, GotoeSIM Support
Lucas L.
Brazil · Jun 2026
Did the job without any drama. Customer support answered my question quickly. Five stars from me.
Laura
GotoeSIM Support
· 1 month ago Thank you so much, Lucas! So happy the Japan eSIM kept you connected. — Laura, GotoeSIM Support
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 💜