Japan eSIM — reviews & details
Japan 3GB 15Days (nonhkip) · 3 GB · 15 days
620 reviews
Coverage & networks
- Japan KDDI/au 5G
Traveller reviews
Sri L.
Vietnam · Jun 2026
Honestly better than buying a local SIM at the airport in Japan. The QR code arrived instantly by email. Five stars from me.
Yuki
GotoeSIM Support
· 1 month ago Thanks for sharing, Sri! Delighted the speeds worked well for you. – Yuki 💜
Mateo S.
Spain · Jun 2026
Bought it the night before my flight — smooth process in Japan. Setup instructions in the app were clear and simple. Telling my friends about this.
Ken
GotoeSIM Support
· 1 month ago So glad to hear this, Mateo! Great to know the setup was quick and easy. We're here whenever you travel again. – Ken 💜
Louis L.
Germany · Jun 2026
Good coverage in the city, a bit patchy in remote areas.
Sara
GotoeSIM Support
· 1 month ago Thank you for taking the time, Louis. We're constantly optimising speeds and coverage across Japan. Reach us anytime at gotoesim.com/support if we can help. — Sara, GotoeSIM Support
Pablo G.
United Kingdom · Jun 2026
No more hunting for a SIM card kiosk on arrival. The QR code arrived instantly by email. Exactly as described — no surprises.
Laura
GotoeSIM Support
· 1 month ago So glad to hear this, Pablo! Love that you were online the moment you landed in Japan. Safe travels, and see you on your next trip! – Laura 💜
Ravi D.
United Kingdom · Jun 2026
Great value compared to roaming charges. Data lasted the whole trip with room to spare.
Sara
GotoeSIM Support
· 1 month ago Thanks a lot, Ravi! Delighted the speeds worked well for you. – Sara 💜
Budi C.
Japan · Jun 2026
First time using an eSIM and it was painless in Japan. Customer support answered my question quickly. Great experience overall.
Mark
GotoeSIM Support
· 1 month ago Thanks for sharing, Budi! So pleased it saved you from roaming bills. Safe travels, and see you on your next trip! – Mark 💜
Giulia L.
Ireland · Jun 2026
Used this on my trip and it worked perfectly. Speeds were solid for maps, messaging and browsing. A must-have for international travel.
Mark
GotoeSIM Support
· 1 month ago Really appreciate this, Giulia! Thrilled it made staying connected effortless. Enjoy your journeys! – Mark, GotoeSIM Support
Fatima T.
United States · Jun 2026
Installed in minutes by scanning the QR code. Topping up was straightforward when I needed more. Made staying connected effortless.
Anna
GotoeSIM Support
· 1 month ago Cheers, Fatima! Great to know the setup was quick and easy. Safe travels, and see you on your next trip! – Anna, GotoeSIM Support
Emma V.
United States · Jun 2026
Connected the moment I landed. The QR code arrived instantly by email.
Emma
GotoeSIM Support
· 1 month ago Cheers, Emma! Wonderful to hear it worked smoothly in Japan. Safe travels, and see you on your next trip! — Emma, GotoeSIM Support
Elena P.
United Kingdom · Jun 2026
Solid overall, just wish there was a bit more data for the price.
Sophie
GotoeSIM Support
· 1 month ago Thank you for taking the time, Elena. 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. – Sophie, GotoeSIM Support
Katya P.
United States · Jun 2026
Super easy to set up before I flew out. Signal held up well on trains and in rural areas. Highly recommend for any traveller.
Omar
GotoeSIM Support
· 1 month ago Thanks for sharing, Katya! So pleased it saved you from roaming bills. We're here whenever you travel again. – Omar 💜
Emma T.
Ireland · Jun 2026
Bought it the night before my flight — smooth process in Japan. Data lasted the whole trip with room to spare. A must-have for international travel.
Ken
GotoeSIM Support
· 1 month ago Really appreciate this, Emma! Thrilled it made staying connected effortless. We're here whenever you travel again. — Ken, GotoeSIM Support
Thomas V.
Germany · Jun 2026
Installed in minutes by scanning the QR code in Japan. Topping up was straightforward when I needed more. Great experience overall.
Grace
GotoeSIM Support
· 1 month ago Cheers, Thomas! So happy the Japan eSIM kept you connected. — Grace
Noah P.
Philippines · Jun 2026
Super easy to set up before I flew out. Activation was automatic when I arrived in Japan.
Omar
GotoeSIM Support
· 1 month ago Really appreciate this, Noah! So happy the Japan eSIM kept you connected. — Omar, GotoeSIM Support
Sarah V.
Switzerland · Jun 2026
No more hunting for a SIM card kiosk on arrival. Coverage was strong even outside the city. Highly recommend for any traveller.
Sophie
GotoeSIM Support
· 1 month ago Thank you for the kind words, Sarah! Great to know the setup was quick and easy. — Sophie, 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 💜