Japan eSIM — reviews & details
Japan 3GB 30Days (nonhkip) · 3 GB · 30 days
121 reviews
Coverage & networks
- Japan KDDI/au 5G
Traveller reviews
Mei P.
South Korea · Jun 2026
Decent speeds, though slower than I expected in a few spots.
Ingrid
GotoeSIM Support
· 2 months ago Thank you for taking the time, Mei. 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. – Ingrid, GotoeSIM Support
Linh G.
South Korea · Jun 2026
Worked fine but took a little while to connect at first.
Grace
GotoeSIM Support
· 3 months ago Appreciate you sharing this, Linh. 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. — Grace, GotoeSIM Support
Beatriz H.
New Zealand · May 2026
Decent speeds, though slower than I expected in a few spots.
Tom
GotoeSIM Support
· 3 months ago Thank you for taking the time, Beatriz. 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. – Tom 💜
Nguyen G.
Thailand · Apr 2026
Solid overall, just wish there was a bit more data for the price.
Priya
GotoeSIM Support
· 4 months ago Thank you for taking the time, Nguyen. 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. — Priya, GotoeSIM Support
Sophia F.
Saudi Arabia · Mar 2026
Decent speeds, though slower than I expected in a few spots.
Omar
GotoeSIM Support
· 5 months ago Thank you for taking the time, Sophia. 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. – Omar 💜
Frequently asked questions
How much does the Japan eSIM cost?
The Japan 3GB 30Days (nonhkip) plan costs $4.72 for 3 GB over 30 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
Louis B. · 1 month ago
Which networks does this connect to?
It connects to trusted local partner networks, Louis, on 4G/5G where available. — Ingrid
Zoe T. · 2 months ago
Thanks, installed with no problems on my Samsung.
Yes Zoe, recent Samsung Galaxy models support eSIM — add it under Settings › Connections › SIM manager. — James
Linh L. · 4 months ago
Great guide, the setup steps were really helpful.
Thanks Linh, that means a lot! Reach out anytime. — David, GotoeSIM Support
Mateo P. · 4 months ago
How do I check how much data I have left?
You can check remaining data anytime in the GotoeSIM app under My eSIMs, Mateo. — Sara
Sarah W. · 5 months ago
Will this keep my WhatsApp active with my home number?
Your number stays active for WhatsApp, Sarah! The eSIM just handles data. — Anna, GotoeSIM Support
Ravi V. · 6 months ago
How long does the QR code take to arrive after payment?
Your QR code arrives instantly, Ravi — within seconds of payment, by email and in your account. – Anna 💜
Camila H. · 9 months ago
Does this work on an iPhone 13?
Absolutely, Camila! Any iPhone XS or newer supports it. Scan the QR in Settings › Cellular. — Priya, GotoeSIM Support
Somchai K. · 1 year ago
Is 5G supported or just 4G?
Yes Somchai, 5G is supported where the local network offers it, otherwise fast 4G. – Emma, GotoeSIM Support
Sri P. · 1 year ago
Does the validity start on purchase or on first use?
The clock starts on first use in-country, Sri, so buying early is totally fine. — Sophie
Ananya B. · 1 year ago
Do I need to install it before I travel or after I arrive?
We recommend installing before you travel, Ananya, then it activates automatically on arrival. – Ken, GotoeSIM Support
Chloe B. · 1 year ago
Is roaming charged extra or is it all included?
No surprise fees, Chloe! Roaming is part of the plan and never billed separately. — Emma, GotoeSIM Support
Nguyen G. · 1 year ago
Can I top up the same eSIM instead of buying a new one?
Topping up is easy, Nguyen! Just add more data to your existing eSIM in the app. – Laura 💜