Japan eSIM — reviews & details
Japan 500MB/Day · 500 MB/day · 1 days
620 reviews
Coverage & networks
- Japan NTT docomo 5G Rakuten Mobile 5G KDDI/au 5G SoftBank 5G
Traveller reviews
Fatima G.
Singapore · May 2026
Solid overall, just wish there was a bit more data for the price. Speeds were solid for maps, messaging and browsing.
Anna
GotoeSIM Support
· 2 months ago So sorry to hear this, Fatima. We'd love the chance to make this right. Reach our team at gotoesim.com/support so we can help right away. — Anna
Haruto K.
Japan · Apr 2026
Good coverage in the city, a bit patchy in remote areas.
Priya
GotoeSIM Support
· 3 months ago We're really sorry, Haruto. We'd love the chance to make this right. Reach our team at gotoesim.com/support so we can help right away. — Priya
Arjun S.
Sweden · Mar 2026
Good coverage in the city, a bit patchy in remote areas.
Anna
GotoeSIM Support
· 4 months ago Apologies for the trouble, Arjun. That's not the experience we want for Japan. Reach our team at gotoesim.com/support so we can help right away. — Anna
Omar S.
Switzerland · Dec 2025
Worked fine but took a little while to connect at first. Speeds were solid for maps, messaging and browsing.
Anna
GotoeSIM Support
· 6 months ago Apologies for the trouble, Omar. We'd love the chance to make this right. Please contact us at gotoesim.com/support and we'll sort it out. – Anna 💜
Andre S.
Canada · Oct 2025
Solid overall, just wish there was a bit more data for the price. Signal held up well on trains and in rural areas.
Sara
GotoeSIM Support
· 9 months ago Apologies for the trouble, Andre. This isn't the standard we aim for. Reach our team at gotoesim.com/support so we can help right away. – Sara 💜
Sri S.
Indonesia · Sep 2025
Decent speeds, though slower than I expected in a few spots. I kept my normal number for calls while using this for data.
Ken
GotoeSIM Support
· 10 months ago We're really sorry, Sri. We'd love the chance to make this right. Reach our team at gotoesim.com/support so we can help right away. – Ken 💜
Grace T.
Vietnam · Sep 2025
Worked fine but took a little while to connect at first.
James
GotoeSIM Support
· 10 months ago So sorry to hear this, Grace. We'd love the chance to make this right. Reach our team at gotoesim.com/support so we can help right away. — James, GotoeSIM Support
Ananya P.
Portugal · Jul 2025
Install took me two tries but was fine after that.
Sara
GotoeSIM Support
· 1 year ago Apologies for the trouble, Ananya. This isn't the standard we aim for. Please contact us at gotoesim.com/support and we'll sort it out. – Sara 💜
Zoe W.
United Kingdom · Jun 2025
Worked fine but took a little while to connect at first. Topping up was straightforward when I needed more.
Sophie
GotoeSIM Support
· 1 year ago So sorry to hear this, Zoe. That's not the experience we want for Japan. Please contact us at gotoesim.com/support and we'll sort it out. – Sophie, GotoeSIM Support
Emma B.
United States · Mar 2025
Good coverage in the city, a bit patchy in remote areas. Coverage was strong even outside the city.
Ken
GotoeSIM Support
· 1 year ago We're really sorry, Emma. That's not the experience we want for Japan. Reach our team at gotoesim.com/support so we can help right away. – Ken 💜
Wei B.
Ireland · Jan 2025
Decent speeds, though slower than I expected in a few spots. Topping up was straightforward when I needed more.
James
GotoeSIM Support
· 1 year ago Apologies for the trouble, Wei. This isn't the standard we aim for. Reach our team at gotoesim.com/support so we can help right away. — James, GotoeSIM Support
Budi L.
Saudi Arabia · Sep 2024
Worked fine but took a little while to connect at first.
Omar
GotoeSIM Support
· 1 year ago We're really sorry, Budi. That's not the experience we want for Japan. Reach our team at gotoesim.com/support so we can help right away. – Omar 💜
Diego N.
Japan · Aug 2024
Decent speeds, though slower than I expected in a few spots.
Yuki
GotoeSIM Support
· 1 year ago Apologies for the trouble, Diego. We'd love the chance to make this right. Please contact us at gotoesim.com/support and we'll sort it out. — Yuki
Frequently asked questions
How much does the Japan eSIM cost?
The Japan 500MB/Day plan costs $0.75 for 500 MB/day over 1 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
Camila L. · 1 month ago
How long does the QR code take to arrive after payment?
It's immediate, Camila! The QR code is delivered the moment your payment goes through. – Sara 💜
Budi M. · 1 month ago
Is roaming charged extra or is it all included?
No surprise fees, Budi! Roaming is part of the plan and never billed separately. — Yuki
Viktor H. · 2 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, Viktor. — David
Thomas F. · 3 months ago
Great guide, the setup steps were really helpful.
So glad it helped, Thomas! We're always here if you need anything. — Omar
Louis F. · 3 months ago
Do I need to install it before I travel or after I arrive?
Install on Wi-Fi before you fly, Louis — it switches on when you land. — Tom, GotoeSIM Support
Sven V. · 4 months ago
Which networks does this connect to?
You'll be on top local networks, Sven — full details are on the plan page under Coverage. – Diego, GotoeSIM Support
Thomas M. · 4 months ago
Will this keep my WhatsApp active with my home number?
Yes Thomas, WhatsApp keeps working with your home number — the eSIM only carries data. – Grace 💜
Sofia V. · 5 months ago
Can I use it in nearby countries too?
For nearby countries, Sofia, a regional plan may suit you better — happy to help you pick. – Grace 💜
Ingrid H. · 6 months ago
Does this work on an iPhone 13?
Absolutely, Ingrid! Any iPhone XS or newer supports it. Scan the QR in Settings › Cellular. – Mark, GotoeSIM Support
Sri M. · 7 months 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. – Mark, GotoeSIM Support
Mohammed H. · 9 months ago
Is 5G supported or just 4G?
5G is available where covered, Mohammed — you'll always get the best speed on offer. — Ken, GotoeSIM Support
Lucia K. · 10 months ago
Can I use this for hotspot/tethering?
Yes Lucia, hotspot/tethering works fine — share your data to a laptop or tablet anytime. – Priya 💜