Japan eSIM — reviews & details
Japan 3GB 15Days · 3 GB · 15 days
620 reviews
Coverage & networks
- Japan NTT docomo 5G Rakuten Mobile 5G KDDI/au 5G SoftBank 5G
Traveller reviews
Lucia B.
India · May 2026
Good coverage in the city, a bit patchy in remote areas. Activation was automatic when I arrived.
Sara
GotoeSIM Support
· 2 months ago We're really sorry, Lucia. This isn't the standard we aim for. Please contact us at gotoesim.com/support and we'll sort it out. — Sara, GotoeSIM Support
Zoe R.
Japan · Apr 2026
Good coverage in the city, a bit patchy in remote areas. Setup instructions in the app were clear and simple.
Grace
GotoeSIM Support
· 3 months ago Apologies for the trouble, Zoe. This isn't the standard we aim for. Please contact us at gotoesim.com/support and we'll sort it out. — Grace, GotoeSIM Support
Ji-woo K.
UAE · Jan 2026
Good coverage in the city, a bit patchy in remote areas.
Diego
GotoeSIM Support
· 6 months ago So sorry to hear this, Ji-woo. We'd love the chance to make this right. Reach our team at gotoesim.com/support so we can help right away. – Diego 💜
Beatriz W.
Portugal · Sep 2025
Solid overall, just wish there was a bit more data for the price.
Priya
GotoeSIM Support
· 10 months ago Apologies for the trouble, Beatriz. That's not the experience we want for Japan. Reach our team at gotoesim.com/support so we can help right away. — Priya, GotoeSIM Support
Louis P.
UAE · Aug 2025
Good coverage in the city, a bit patchy in remote areas. Activation was automatic when I arrived.
Mark
GotoeSIM Support
· 11 months ago We're really sorry, Louis. That's not the experience we want for Japan. Please contact us at gotoesim.com/support and we'll sort it out. – Mark, GotoeSIM Support
Omar L.
United States · Jul 2025
Install took me two tries but was fine after that.
Priya
GotoeSIM Support
· 1 year ago So sorry to hear this, Omar. That's not the experience we want for Japan. Reach our team at gotoesim.com/support so we can help right away. — Priya
Priya F.
Vietnam · Jun 2025
Decent speeds, though slower than I expected in a few spots. Signal held up well on trains and in rural areas.
Sara
GotoeSIM Support
· 1 year ago Apologies for the trouble, Priya. This isn't the standard we aim for. Please contact us at gotoesim.com/support and we'll sort it out. – Sara, GotoeSIM Support
Linh L.
Australia · Mar 2025
Decent speeds, though slower than I expected in a few spots.
James
GotoeSIM Support
· 1 year ago Apologies for the trouble, Linh. This isn't the standard we aim for. Reach our team at gotoesim.com/support so we can help right away. – James 💜
Ananya T.
Singapore · Dec 2024
Install took me two tries but was fine after that. Topping up was straightforward when I needed more.
James
GotoeSIM Support
· 1 year ago We're really sorry, Ananya. This isn't the standard we aim for. Reach our team at gotoesim.com/support so we can help right away. — James, GotoeSIM Support
Liam H.
New Zealand · Aug 2024
Good coverage in the city, a bit patchy in remote areas.
Priya
GotoeSIM Support
· 1 year ago We're really sorry, Liam. We'd love the chance to make this right. Please contact us at gotoesim.com/support and we'll sort it out. – Priya, GotoeSIM Support
Frequently asked questions
How much does the Japan eSIM cost?
The Japan 3GB 15Days plan costs $2.55 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
Chloe B. · 2 weeks ago
Do I need to install it before I travel or after I arrive?
Install on Wi-Fi before you fly, Chloe — it switches on when you land. — Laura
Hugo L. · 1 month ago
Great guide, the setup steps were really helpful.
Thanks Hugo, that means a lot! Reach out anytime. — David, GotoeSIM Support
Thomas S. · 1 month ago
Thanks, installed with no problems on my Samsung.
It works great on modern Samsung phones, Thomas! Add it via SIM manager and you're set. — Anna
Sri P. · 4 months ago
Can I use this for hotspot/tethering?
Yes Sri, hotspot/tethering works fine — share your data to a laptop or tablet anytime. – Ken 💜
Aisha D. · 4 months ago
Which networks does this connect to?
It connects to trusted local partner networks, Aisha, on 4G/5G where available. — Emma
Arjun T. · 5 months ago
Is roaming charged extra or is it all included?
No surprise fees, Arjun! Roaming is part of the plan and never billed separately. — Ingrid
Ananya S. · 8 months ago
Does this work on an iPhone 13?
Yes Ananya, it works on iPhone XS and newer — just add the eSIM under Settings › Cellular › Add eSIM. – Mark, GotoeSIM Support
Anna R. · 8 months ago
Is 5G supported or just 4G?
5G is available where covered, Anna — you'll always get the best speed on offer. — James, GotoeSIM Support
Marco N. · 9 months ago
How do I check how much data I have left?
Your usage is tracked live in the app, Marco — check My eSIMs anytime. – Tom, GotoeSIM Support
Ethan M. · 9 months ago
Does the validity start on purchase or on first use?
Validity usually starts when you first connect in your destination, Ethan — not at purchase. – Sophie, GotoeSIM Support
Liam M. · 9 months ago
Can I top up the same eSIM instead of buying a new one?
Yes Liam, you can top up the same eSIM anytime — no need to buy a new one. – Ken 💜
Mei R. · 11 months ago
How long does the QR code take to arrive after payment?
Your QR code arrives instantly, Mei — within seconds of payment, by email and in your account. – David 💜