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
Ryan F.
South Korea · May 2026
Decent speeds, though slower than I expected in a few spots.
Mark
GotoeSIM Support
· 2 months ago Appreciate you sharing this, Ryan. 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. – Mark, GotoeSIM Support
Daniel N.
Philippines · May 2026
Decent speeds, though slower than I expected in a few spots. Signal held up well on trains and in rural areas.
Diego
GotoeSIM Support
· 2 months ago Thank you for taking the time, Daniel. We're constantly optimising speeds and coverage across Japan. Reach us anytime at gotoesim.com/support if we can help. – Diego 💜
Hugo P.
Turkey · Apr 2026
Install took me two tries but was fine after that.
Yuki
GotoeSIM Support
· 3 months ago Thanks for the honest feedback, Hugo. 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. – Yuki 💜
Ji-woo N.
Thailand · Apr 2026
Decent speeds, though slower than I expected in a few spots.
David
GotoeSIM Support
· 3 months ago Thanks for the honest feedback, Ji-woo. We're constantly optimising speeds and coverage across Japan. Any questions, our team is at gotoesim.com/support. — David, GotoeSIM Support
Andre D.
Singapore · Mar 2026
Worked fine but took a little while to connect at first. I kept my normal number for calls while using this for data.
Grace
GotoeSIM Support
· 3 months ago Thank you for taking the time, Andre. Glad it mostly worked for you in Japan — we're always improving our coverage. Any questions, our team is at gotoesim.com/support. – Grace, GotoeSIM Support
Budi T.
Malaysia · Mar 2026
Install took me two tries but was fine after that.
Anna
GotoeSIM Support
· 4 months ago Thanks for the honest feedback, Budi. We're constantly optimising speeds and coverage across Japan. Reach us anytime at gotoesim.com/support if we can help. — Anna, GotoeSIM Support
Zoe H.
Malaysia · Feb 2026
Decent speeds, though slower than I expected in a few spots. Speeds were solid for maps, messaging and browsing.
Priya
GotoeSIM Support
· 5 months ago Appreciate you sharing this, Zoe. 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
Giulia H.
Egypt · Feb 2026
Decent speeds, though slower than I expected in a few spots. Signal held up well on trains and in rural areas.
Sara
GotoeSIM Support
· 5 months ago Thank you for taking the time, Giulia. We're constantly optimising speeds and coverage across Japan. Any questions, our team is at gotoesim.com/support. – Sara 💜
Zoe M.
United Kingdom · Feb 2026
Decent speeds, though slower than I expected in a few spots. Topping up was straightforward when I needed more.
Ken
GotoeSIM Support
· 5 months ago Thank you for taking the time, Zoe. 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. — Ken, GotoeSIM Support
Emma K.
Malaysia · Jan 2026
Good coverage in the city, a bit patchy in remote areas.
Mark
GotoeSIM Support
· 6 months ago Thanks for the honest feedback, Emma. We're constantly optimising speeds and coverage across Japan. Reach us anytime at gotoesim.com/support if we can help. — Mark, GotoeSIM Support
Ananya T.
Saudi Arabia · Jan 2026
Install took me two tries but was fine after that. Activation was automatic when I arrived.
Ken
GotoeSIM Support
· 6 months ago Appreciate you sharing this, Ananya. 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. — Ken
Katya S.
Spain · Jan 2026
Install took me two tries but was fine after that. Setup instructions in the app were clear and simple.
Grace
GotoeSIM Support
· 6 months ago Thanks for the honest feedback, Katya. We're constantly optimising speeds and coverage across Japan. Any questions, our team is at gotoesim.com/support. — Grace, GotoeSIM Support
Diego B.
Portugal · Dec 2025
Good coverage in the city, a bit patchy in remote areas. Data lasted the whole trip with room to spare.
Ken
GotoeSIM Support
· 7 months ago Appreciate you sharing this, Diego. We're constantly optimising speeds and coverage across Japan. Any questions, our team is at gotoesim.com/support. – Ken, GotoeSIM Support
Sarah H.
Vietnam · Dec 2025
Good coverage in the city, a bit patchy in remote areas. Signal held up well on trains and in rural areas.
David
GotoeSIM Support
· 7 months ago Thank you for taking the time, Sarah. 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. – David, GotoeSIM Support
Fatima M.
Netherlands · Aug 2025
Decent speeds, though slower than I expected in a few spots.
Anna
GotoeSIM Support
· 11 months ago Thanks for the honest feedback, Fatima. 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. – Anna 💜
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