Japan eSIM — reviews & details
Japan 3GB/Day · 3 GB/day · 1 days
620 reviews
Coverage & networks
- Japan NTT docomo 5G Rakuten Mobile 5G KDDI/au 5G SoftBank 5G
Traveller reviews
Diego W.
Turkey · Jul 2026
Decent speeds, though slower than I expected in a few spots. Streaming and video calls worked without buffering.
David
GotoeSIM Support
· 1 week ago We're really sorry, Diego. That's not the experience we want for Japan. Reach our team at gotoesim.com/support so we can help right away. — David, GotoeSIM Support
Hana W.
United States · Jun 2026
Solid overall, just wish there was a bit more data for the price. Customer support answered my question quickly.
Ken
GotoeSIM Support
· 1 month ago We're really sorry, Hana. That's not the experience we want for Japan. Please contact us at gotoesim.com/support and we'll sort it out. – Ken 💜
Grace F.
Malaysia · May 2026
Good coverage in the city, a bit patchy in remote areas. Activation was automatic when I arrived.
Anna
GotoeSIM Support
· 2 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. – Anna, GotoeSIM Support
Ananya T.
Germany · May 2026
Worked fine but took a little while to connect at first. Data lasted the whole trip with room to spare.
Priya
GotoeSIM Support
· 2 months ago Apologies for the trouble, Ananya. This isn't the standard we aim for. Reach our team at gotoesim.com/support so we can help right away. – Priya 💜
Camila M.
Egypt · Oct 2025
Good coverage in the city, a bit patchy in remote areas.
David
GotoeSIM Support
· 9 months ago We're really sorry, Camila. We'd love the chance to make this right. Please contact us at gotoesim.com/support and we'll sort it out. — David, GotoeSIM Support
Isabella T.
Thailand · Aug 2025
Worked fine but took a little while to connect at first. Signal held up well on trains and in rural areas.
Emma
GotoeSIM Support
· 11 months ago Apologies for the trouble, Isabella. We'd love the chance to make this right. Reach our team at gotoesim.com/support so we can help right away. — Emma, GotoeSIM Support
Arjun D.
Brazil · Jun 2025
Good coverage in the city, a bit patchy in remote areas.
Laura
GotoeSIM Support
· 1 year ago We're really sorry, Arjun. We'd love the chance to make this right. Reach our team at gotoesim.com/support so we can help right away. – Laura, GotoeSIM Support
Kenji G.
Germany · May 2025
Worked fine but took a little while to connect at first.
Tom
GotoeSIM Support
· 1 year ago So sorry to hear this, Kenji. This isn't the standard we aim for. Please contact us at gotoesim.com/support and we'll sort it out. — Tom, GotoeSIM Support
Giulia K.
Egypt · Apr 2025
Solid overall, just wish there was a bit more data for the price. Customer support answered my question quickly.
Sophie
GotoeSIM Support
· 1 year ago Apologies for the trouble, Giulia. We'd love the chance to make this right. Please contact us at gotoesim.com/support and we'll sort it out. – Sophie, GotoeSIM Support
Sophia T.
Germany · Jan 2025
Good coverage in the city, a bit patchy in remote areas. Customer support answered my question quickly.
Tom
GotoeSIM Support
· 1 year ago So sorry to hear this, Sophia. This isn't the standard we aim for. Please contact us at gotoesim.com/support and we'll sort it out. — Tom
Hana W.
Philippines · Jan 2025
Solid overall, just wish there was a bit more data for the price. Customer support answered my question quickly.
Priya
GotoeSIM Support
· 1 year ago Apologies for the trouble, Hana. This isn't the standard we aim for. Reach our team at gotoesim.com/support so we can help right away. – Priya, GotoeSIM Support
Ethan C.
Brazil · Dec 2024
Worked fine but took a little while to connect at first.
James
GotoeSIM Support
· 1 year ago We're really sorry, Ethan. We'd love the chance to make this right. Reach our team at gotoesim.com/support so we can help right away. – James 💜
Frequently asked questions
How much does the Japan eSIM cost?
The Japan 3GB/Day plan costs $3.30 for 3 GB/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
Elena V. · 4 weeks ago
Is 5G supported or just 4G?
5G is available where covered, Elena — you'll always get the best speed on offer. — Priya, GotoeSIM Support
Lucas N. · 2 months ago
Can I use it in nearby countries too?
This plan covers its listed destination, Lucas — for multiple countries, check our regional plans. — Grace
Liam R. · 2 months ago
Does the validity start on purchase or on first use?
Validity usually starts when you first connect in your destination, Liam — not at purchase. – Tom, GotoeSIM Support
Katya W. · 4 months ago
How long does the QR code take to arrive after payment?
Your QR code arrives instantly, Katya — within seconds of payment, by email and in your account. – David 💜
Marco K. · 5 months ago
Do I need to install it before I travel or after I arrive?
We recommend installing before you travel, Marco, then it activates automatically on arrival. – Ken 💜
Ingrid K. · 8 months ago
Will this keep my WhatsApp active with my home number?
Yes Ingrid, WhatsApp keeps working with your home number — the eSIM only carries data. – Yuki, GotoeSIM Support
Haruto B. · 8 months ago
Can I top up the same eSIM instead of buying a new one?
Topping up is easy, Haruto! Just add more data to your existing eSIM in the app. — Laura, GotoeSIM Support
Min-jun R. · 9 months ago
Which networks does this connect to?
It connects to trusted local partner networks, Min-jun, on 4G/5G where available. – Diego, GotoeSIM Support
Sven B. · 9 months ago
Great guide, the setup steps were really helpful.
Thanks Sven, that means a lot! Reach out anytime. – Ingrid 💜
Diego V. · 10 months ago
Thanks, installed with no problems on my Samsung.
Yes Diego, recent Samsung Galaxy models support eSIM — add it under Settings › Connections › SIM manager. — Omar
Mei G. · 11 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, Mei. – Sara, GotoeSIM Support
Ava T. · 1 year ago
Does this work on an iPhone 13?
Yes Ava, it works on iPhone XS and newer — just add the eSIM under Settings › Cellular › Add eSIM. — Anna