Japan eSIM — reviews & details
Japan 1GB 7Days (IIJ) · 1 GB · 7 days
620 reviews
Coverage & networks
- Japan NTT docomo 4G
Traveller reviews
Kenji T.
Portugal · Apr 2026
Install took me two tries but was fine after that.
Anna
GotoeSIM Support
· 3 months ago Apologies for the trouble, Kenji. This isn't the standard we aim for. Reach our team at gotoesim.com/support so we can help right away. — Anna
Grace N.
New Zealand · Nov 2025
Good coverage in the city, a bit patchy in remote areas. Speeds were solid for maps, messaging and browsing.
Mark
GotoeSIM Support
· 8 months ago So sorry to hear this, Grace. This isn't the standard we aim for. Please contact us at gotoesim.com/support and we'll sort it out. — Mark, GotoeSIM Support
Fatima R.
Philippines · Oct 2025
Install took me two tries but was fine after that. The QR code arrived instantly by email.
Omar
GotoeSIM Support
· 9 months ago We're really sorry, Fatima. This isn't the standard we aim for. Reach our team at gotoesim.com/support so we can help right away. — Omar, GotoeSIM Support
Liam B.
Netherlands · Jun 2025
Solid overall, just wish there was a bit more data for the price.
Laura
GotoeSIM Support
· 1 year ago So sorry to hear this, Liam. That's not the experience we want for Japan. Please contact us at gotoesim.com/support and we'll sort it out. — Laura
Wei H.
New Zealand · Jan 2025
Good coverage in the city, a bit patchy in remote areas.
David
GotoeSIM Support
· 1 year ago So sorry to hear this, Wei. We'd love the chance to make this right. Reach our team at gotoesim.com/support so we can help right away. — David, GotoeSIM Support
Ryan L.
Saudi Arabia · Jan 2025
Decent speeds, though slower than I expected in a few spots. I kept my normal number for calls while using this for data.
Yuki
GotoeSIM Support
· 1 year ago So sorry to hear this, Ryan. This isn't the standard we aim for. Please contact us at gotoesim.com/support and we'll sort it out. — Yuki, GotoeSIM Support
Pablo K.
Singapore · Dec 2024
Worked fine but took a little while to connect at first. Topping up was straightforward when I needed more.
Mark
GotoeSIM Support
· 1 year ago Apologies for the trouble, Pablo. We'd love the chance to make this right. Reach our team at gotoesim.com/support so we can help right away. – Mark 💜
Somchai S.
Egypt · Nov 2024
Good coverage in the city, a bit patchy in remote areas.
Anna
GotoeSIM Support
· 1 year ago We're really sorry, Somchai. That's not the experience we want for Japan. Please contact us at gotoesim.com/support and we'll sort it out. – Anna 💜
Mei P.
Sweden · Oct 2024
Good coverage in the city, a bit patchy in remote areas.
Yuki
GotoeSIM Support
· 1 year ago We're really sorry, Mei. We'd love the chance to make this right. Reach our team at gotoesim.com/support so we can help right away. — Yuki
Frequently asked questions
How much does the Japan eSIM cost?
The Japan 1GB 7Days (IIJ) plan costs $1.05 for 1 GB over 7 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
Carlos M. · 2 months ago
Which networks does this connect to?
It connects to trusted local partner networks, Carlos, on 4G/5G where available. – Grace 💜
Zoe B. · 2 months ago
Is 5G supported or just 4G?
Yes Zoe, 5G is supported where the local network offers it, otherwise fast 4G. — Tom, GotoeSIM Support
Max G. · 3 months ago
Will this keep my WhatsApp active with my home number?
Your number stays active for WhatsApp, Max! The eSIM just handles data. – Yuki 💜
Liam G. · 3 months ago
How long does the QR code take to arrive after payment?
It's immediate, Liam! The QR code is delivered the moment your payment goes through. – Laura, GotoeSIM Support
Ethan V. · 5 months ago
Can I top up the same eSIM instead of buying a new one?
Topping up is easy, Ethan! Just add more data to your existing eSIM in the app. – Mark 💜
Viktor T. · 6 months ago
Does this work on an iPhone 13?
Absolutely, Viktor! Any iPhone XS or newer supports it. Scan the QR in Settings › Cellular. — Sophie, GotoeSIM Support
Pablo W. · 7 months ago
Is roaming charged extra or is it all included?
Roaming is included in the plan, Pablo — no extra charges, it's all prepaid. — Ken, GotoeSIM Support
Grace T. · 7 months 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. — Priya, GotoeSIM Support
Aisha G. · 8 months ago
Great guide, the setup steps were really helpful.
So glad it helped, Aisha! We're always here if you need anything. – David, GotoeSIM Support
James H. · 10 months ago
How do I check how much data I have left?
Your usage is tracked live in the app, James — check My eSIMs anytime. – Omar 💜
Chloe L. · 1 year ago
Thanks, installed with no problems on my Samsung.
Yes Chloe, recent Samsung Galaxy models support eSIM — add it under Settings › Connections › SIM manager. — Sara, GotoeSIM Support
Mei L. · 1 year ago
Can I use this for hotspot/tethering?
Yes Mei, hotspot/tethering works fine — share your data to a laptop or tablet anytime. — Ingrid, GotoeSIM Support