Japan eSIM — reviews & details
Japan 50GB 30Days (IIJ) · 50 GB · 30 days
620 reviews
Coverage & networks
- Japan NTT docomo 4G
Traveller reviews
Mei C.
Vietnam · Jul 2026
Solid overall, just wish there was a bit more data for the price. Coverage was strong even outside the city.
James
GotoeSIM Support
· 3 days ago Appreciate you sharing this, Mei. We're constantly optimising speeds and coverage across Japan. Reach us anytime at gotoesim.com/support if we can help. — James
Ananya M.
Sweden · Jul 2026
Connected the moment I landed. Ran hotspot to my laptop with no issues. Five stars from me.
Sara
GotoeSIM Support
· 3 days ago Thank you for the kind words, Ananya! So pleased it saved you from roaming bills. Come back anytime! – Sara 💜
Aisha F.
Netherlands · Jul 2026
Installed in minutes by scanning the QR code. Setup instructions in the app were clear and simple. Will use GotoeSIM for my next trip for sure.
Omar
GotoeSIM Support
· 4 days ago Thank you so much, Aisha! Wonderful to hear it worked smoothly in Japan. — Omar
Linh S.
Spain · Jul 2026
No more hunting for a SIM card kiosk on arrival. Activation was automatic when I arrived. Five stars from me.
Tom
GotoeSIM Support
· 1 week ago Really appreciate this, Linh! Love that you were online the moment you landed in Japan. – Tom, GotoeSIM Support
Olivia W.
Poland · Jul 2026
No more hunting for a SIM card kiosk on arrival. Activation was automatic when I arrived. Will use GotoeSIM for my next trip for sure.
Diego
GotoeSIM Support
· 1 week ago Thank you for the kind words, Olivia! Wonderful to hear it worked smoothly in Japan. Enjoy your journeys! — Diego, GotoeSIM Support
Grace M.
UAE · Jul 2026
Honestly better than buying a local SIM at the airport. Streaming and video calls worked without buffering.
Emma
GotoeSIM Support
· 1 week ago Thanks for sharing, Grace! Love that you were online the moment you landed in Japan. Come back anytime! — Emma
Sophia B.
Japan · Jul 2026
Connected the moment I landed. Streaming and video calls worked without buffering.
Tom
GotoeSIM Support
· 1 week ago Thank you so much, Sophia! So pleased it saved you from roaming bills. Safe travels, and see you on your next trip! — Tom, GotoeSIM Support
Nadia F.
Sweden · Jul 2026
Bought it the night before my flight — smooth process. Customer support answered my question quickly.
David
GotoeSIM Support
· 1 week ago So glad to hear this, Nadia! Thrilled it made staying connected effortless. We're here whenever you travel again. — David, GotoeSIM Support
Priya V.
Vietnam · Jul 2026
Used this on my trip and it worked perfectly. I kept my normal number for calls while using this for data. Will use GotoeSIM for my next trip for sure.
David
GotoeSIM Support
· 1 week ago Really appreciate this, Priya! Love that you were online the moment you landed in Japan. — David
Katya N.
Brazil · Jul 2026
Did the job without any drama in Japan. Coverage was strong even outside the city. Exactly as described — no surprises.
Priya
GotoeSIM Support
· 2 weeks ago Thanks a lot, Katya! Delighted the speeds worked well for you. Wishing you many more connected adventures! – Priya, GotoeSIM Support
Arjun F.
Thailand · Jul 2026
Great value compared to roaming charges. The QR code arrived instantly by email. A must-have for international travel.
Diego
GotoeSIM Support
· 2 weeks ago Thanks for sharing, Arjun! Thrilled it made staying connected effortless. Safe travels, and see you on your next trip! — Diego
Linh N.
Netherlands · Jul 2026
Connected the moment I landed. Speeds were solid for maps, messaging and browsing. Great experience overall.
Grace
GotoeSIM Support
· 2 weeks ago Cheers, Linh! Love that you were online the moment you landed in Japan. Wishing you many more connected adventures! — Grace, GotoeSIM Support
Ananya C.
Brazil · Jul 2026
Honestly better than buying a local SIM at the airport in Japan. Setup instructions in the app were clear and simple. Five stars from me.
Sophie
GotoeSIM Support
· 2 weeks ago Really appreciate this, Ananya! So happy the Japan eSIM kept you connected. Wishing you many more connected adventures! – Sophie, GotoeSIM Support
Katya R.
Mexico · Jul 2026
First time using an eSIM and it was painless in Japan. Data lasted the whole trip with room to spare. Highly recommend for any traveller.
Sophie
GotoeSIM Support
· 2 weeks ago Thanks a lot, Katya! Delighted the speeds worked well for you. Safe travels, and see you on your next trip! – Sophie, GotoeSIM Support
Olivia C.
UAE · Jul 2026
No more hunting for a SIM card kiosk on arrival. Streaming and video calls worked without buffering.
Anna
GotoeSIM Support
· 2 weeks ago Cheers, Olivia! Thrilled it made staying connected effortless. Safe travels, and see you on your next trip! – Anna 💜
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. · 2 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