Japan eSIM — reviews & details
Japan 50GB 30Days (IIJ) · 50 GB · 30 days
620 reviews
Coverage & networks
- Japan NTT docomo 4G
Traveller reviews
Pablo P.
Switzerland · Mar 2026
Used this on my trip and it worked perfectly. I kept my normal number for calls while using this for data. Telling my friends about this.
Emma
GotoeSIM Support
· 4 months ago Thanks a lot, Pablo! Delighted the speeds worked well for you. Enjoy your journeys! — Emma
Haruto F.
Singapore · Mar 2026
Used this on my trip and it worked perfectly. Coverage was strong even outside the city. Would definitely buy again.
Diego
GotoeSIM Support
· 4 months ago Thanks for sharing, Haruto! Wonderful to hear it worked smoothly in Japan. Come back anytime! – Diego 💜
Kenji C.
Brazil · Mar 2026
Great value compared to roaming charges in Japan. Signal held up well on trains and in rural areas.
Anna
GotoeSIM Support
· 4 months ago Really appreciate this, Kenji! Wonderful to hear it worked smoothly in Japan. We're here whenever you travel again. – Anna 💜
Haruto P.
France · Mar 2026
First time using an eSIM and it was painless. The QR code arrived instantly by email.
Grace
GotoeSIM Support
· 4 months ago Thanks for sharing, Haruto! So pleased it saved you from roaming bills. – Grace 💜
Chloe V.
Switzerland · Mar 2026
Connected the moment I landed. The QR code arrived instantly by email. Will use GotoeSIM for my next trip for sure.
Ken
GotoeSIM Support
· 4 months ago Thanks for sharing, Chloe! Delighted the speeds worked well for you. Safe travels, and see you on your next trip! — Ken, GotoeSIM Support
Max F.
Spain · Mar 2026
Honestly better than buying a local SIM at the airport. The QR code arrived instantly by email. Great experience overall.
Diego
GotoeSIM Support
· 4 months ago Thank you for the kind words, Max! Love that you were online the moment you landed in Japan. Come back anytime! – Diego, GotoeSIM Support
Chloe S.
Sweden · Mar 2026
Exactly what I needed for travelling in Japan. Data lasted the whole trip with room to spare. Great experience overall.
Yuki
GotoeSIM Support
· 4 months ago Cheers, Chloe! Delighted the speeds worked well for you. Wishing you many more connected adventures! — Yuki, GotoeSIM Support
Yuki N.
United Kingdom · Mar 2026
Super easy to set up before I flew out. Signal held up well on trains and in rural areas. Five stars from me.
James
GotoeSIM Support
· 4 months ago Thank you for the kind words, Yuki! Great to know the setup was quick and easy. Safe travels, and see you on your next trip! — James, GotoeSIM Support
Lucas W.
Turkey · Mar 2026
Decent speeds, though slower than I expected in a few spots.
Ken
GotoeSIM Support
· 4 months ago Thank you for taking the time, Lucas. We're constantly optimising speeds and coverage across Japan. Reach us anytime at gotoesim.com/support if we can help. – Ken, GotoeSIM Support
Sophia R.
Italy · Mar 2026
Good coverage in the city, a bit patchy in remote areas.
Omar
GotoeSIM Support
· 4 months ago Appreciate you sharing this, Sophia. 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. – Omar 💜
Beatriz H.
Malaysia · Mar 2026
Connected the moment I landed. Customer support answered my question quickly.
Sara
GotoeSIM Support
· 4 months ago Really appreciate this, Beatriz! So pleased it saved you from roaming bills. Safe travels, and see you on your next trip! – Sara, GotoeSIM Support
James K.
Philippines · Feb 2026
No more hunting for a SIM card kiosk on arrival in Japan. Signal held up well on trains and in rural areas. Zero regrets.
Priya
GotoeSIM Support
· 4 months ago Thank you so much, James! Love that you were online the moment you landed in Japan. We're here whenever you travel again. — Priya
Beatriz S.
Canada · Feb 2026
Solid overall, just wish there was a bit more data for the price.
Sara
GotoeSIM Support
· 5 months ago Thank you for taking the time, Beatriz. We're constantly optimising speeds and coverage across Japan. Reach us anytime at gotoesim.com/support if we can help. – Sara 💜
James M.
Japan · Feb 2026
Super easy to set up before I flew out. Ran hotspot to my laptop with no issues. Telling my friends about this.
Tom
GotoeSIM Support
· 5 months ago Cheers, James! Wonderful to hear it worked smoothly in Japan. — Tom
Ava V.
Vietnam · Feb 2026
Bought it the night before my flight — smooth process in Japan. Coverage was strong even outside the city.
Emma
GotoeSIM Support
· 5 months ago So glad to hear this, Ava! So pleased it saved you from roaming bills. Come back anytime! — Emma, GotoeSIM Support
Frequently asked questions
How much does the Japan eSIM cost?
The Japan 50GB 30Days (IIJ) plan costs $25.50 for 50 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
Beatriz H. · 3 days ago
Can I top up the same eSIM instead of buying a new one?
Topping up is easy, Beatriz! Just add more data to your existing eSIM in the app. – Yuki 💜
Isabella L. · 1 month ago
Do I need to install it before I travel or after I arrive?
Install on Wi-Fi before you fly, Isabella — it switches on when you land. – Diego 💜
Diego K. · 2 months ago
Thanks, installed with no problems on my Samsung.
It works great on modern Samsung phones, Diego! Add it via SIM manager and you're set. – Sara, GotoeSIM Support
Chloe L. · 4 months ago
How long does the QR code take to arrive after payment?
Your QR code arrives instantly, Chloe — within seconds of payment, by email and in your account. — Mark, GotoeSIM Support
Thomas K. · 5 months ago
Does the validity start on purchase or on first use?
The clock starts on first use in-country, Thomas, so buying early is totally fine. — Priya
Isabella V. · 5 months ago
Is 5G supported or just 4G?
5G is available where covered, Isabella — you'll always get the best speed on offer. – Emma, GotoeSIM Support
Hugo V. · 5 months ago
Which networks does this connect to?
You'll be on top local networks, Hugo — full details are on the plan page under Coverage. – Tom, GotoeSIM Support
Louis V. · 6 months ago
Does this work on an iPhone 13?
Yes Louis, it works on iPhone XS and newer — just add the eSIM under Settings › Cellular › Add eSIM. — Sara, GotoeSIM Support
Hana P. · 6 months ago
Is roaming charged extra or is it all included?
No surprise fees, Hana! Roaming is part of the plan and never billed separately. — Omar
Louis B. · 9 months ago
Will this keep my WhatsApp active with my home number?
Yes Louis, WhatsApp keeps working with your home number — the eSIM only carries data. — Anna, GotoeSIM Support
Thomas L. · 11 months ago
Can I use this for hotspot/tethering?
Yes Thomas, hotspot/tethering works fine — share your data to a laptop or tablet anytime. – Grace 💜
Sofia T. · 1 year ago
How do I check how much data I have left?
You can check remaining data anytime in the GotoeSIM app under My eSIMs, Sofia. – Priya, GotoeSIM Support