Japan eSIM — reviews & details
Japan 3GB 15Days (nonhkip) · 3 GB · 15 days
620 reviews
Coverage & networks
- Japan KDDI/au 5G
Traveller reviews
Liam L.
New Zealand · Jul 2026
Honestly better than buying a local SIM at the airport in Japan. Coverage was strong even outside the city. Telling my friends about this.
Priya
GotoeSIM Support
· 3 days ago Thank you for the kind words, Liam! Wonderful to hear it worked smoothly in Japan. Wishing you many more connected adventures! — Priya, GotoeSIM Support
Carlos B.
Poland · Jul 2026
Solid overall, just wish there was a bit more data for the price. Ran hotspot to my laptop with no issues.
Anna
GotoeSIM Support
· 4 days ago So sorry to hear this, Carlos. We'd love the chance to make this right. Reach our team at gotoesim.com/support so we can help right away. — Anna
Yuki B.
UAE · Jul 2026
Did the job without any drama. Streaming and video calls worked without buffering. Highly recommend for any traveller.
Emma
GotoeSIM Support
· 5 days ago So glad to hear this, Yuki! Wonderful to hear it worked smoothly in Japan. – Emma 💜
Louis M.
Sweden · Jul 2026
Bought it the night before my flight — smooth process. Data lasted the whole trip with room to spare. Made staying connected effortless.
Sara
GotoeSIM Support
· 5 days ago Really appreciate this, Louis! Great to know the setup was quick and easy. — Sara, GotoeSIM Support
Anna B.
New Zealand · Jul 2026
Bought it the night before my flight — smooth process. I kept my normal number for calls while using this for data. Zero regrets.
Laura
GotoeSIM Support
· 5 days ago Thanks for sharing, Anna! Great to know the setup was quick and easy. Enjoy your journeys! — Laura
Thomas K.
UAE · Jul 2026
Great value compared to roaming charges in Japan. The QR code arrived instantly by email. Would definitely buy again.
Anna
GotoeSIM Support
· 6 days ago Thank you so much, Thomas! So happy the Japan eSIM kept you connected. We're here whenever you travel again. — Anna, GotoeSIM Support
Arjun B.
Spain · Jul 2026
Saved me a fortune on my holiday. Ran hotspot to my laptop with no issues.
Priya
GotoeSIM Support
· 6 days ago Thank you so much, Arjun! Wonderful to hear it worked smoothly in Japan. Wishing you many more connected adventures! – Priya, GotoeSIM Support
Ananya L.
France · Jul 2026
Installed in minutes by scanning the QR code. Setup instructions in the app were clear and simple. Telling my friends about this.
Grace
GotoeSIM Support
· 1 week ago Thanks for sharing, Ananya! So pleased it saved you from roaming bills. — Grace
Nadia W.
Mexico · Jul 2026
Connected the moment I landed in Japan. Ran hotspot to my laptop with no issues. Zero regrets.
Omar
GotoeSIM Support
· 1 week ago Thanks for sharing, Nadia! Delighted the speeds worked well for you. — Omar
Max R.
Spain · Jul 2026
Exactly what I needed for travelling. Topping up was straightforward when I needed more. A must-have for international travel.
Priya
GotoeSIM Support
· 1 week ago Thank you so much, Max! Delighted the speeds worked well for you. Enjoy your journeys! — Priya, GotoeSIM Support
Mohammed M.
United Kingdom · Jul 2026
Good coverage in the city, a bit patchy in remote areas. Customer support answered my question quickly.
James
GotoeSIM Support
· 1 week ago Thanks for the honest feedback, Mohammed. 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. — James, GotoeSIM Support
Wei S.
Poland · Jul 2026
Used this on my trip and it worked perfectly. Coverage was strong even outside the city.
Grace
GotoeSIM Support
· 1 week ago So glad to hear this, Wei! So pleased it saved you from roaming bills. Enjoy your journeys! – Grace 💜
Emma T.
UAE · Jul 2026
Decent speeds, though slower than I expected in a few spots. Speeds were solid for maps, messaging and browsing.
David
GotoeSIM Support
· 1 week ago Thanks for the honest feedback, Emma. We're constantly optimising speeds and coverage across Japan. Reach us anytime at gotoesim.com/support if we can help. — David, GotoeSIM Support
Camila R.
South Korea · Jul 2026
Saved me a fortune on my holiday. Activation was automatic when I arrived. Five stars from me.
Priya
GotoeSIM Support
· 2 weeks ago Cheers, Camila! So happy the Japan eSIM kept you connected. Come back anytime! — Priya
Sri L.
India · Jul 2026
Bought it the night before my flight — smooth process in Japan. Coverage was strong even outside the city.
David
GotoeSIM Support
· 2 weeks ago Thank you so much, Sri! Delighted the speeds worked well for you. Wishing you many more connected adventures! – David 💜
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 💜