Japan eSIM — reviews & details
Japan 50GB 30Days (IIJ) · 50 GB · 30 days
620 reviews
Coverage & networks
- Japan NTT docomo 4G
Traveller reviews
Min-jun W.
UAE · Nov 2025
Saved me a fortune on my holiday in Japan. Speeds were solid for maps, messaging and browsing.
Sara
GotoeSIM Support
· 8 months ago Thank you so much, Min-jun! Thrilled it made staying connected effortless. Come back anytime! — Sara, GotoeSIM Support
Katya R.
Ireland · Nov 2025
Bought it the night before my flight — smooth process. Coverage was strong even outside the city. Will use GotoeSIM for my next trip for sure.
Anna
GotoeSIM Support
· 8 months ago Really appreciate this, Katya! Great to know the setup was quick and easy. — Anna
Elena L.
South Korea · Nov 2025
Great value compared to roaming charges. Activation was automatic when I arrived. Highly recommend for any traveller.
Sara
GotoeSIM Support
· 8 months ago Really appreciate this, Elena! Delighted the speeds worked well for you. Safe travels, and see you on your next trip! — Sara, GotoeSIM Support
Kenji H.
United States · Nov 2025
Honestly better than buying a local SIM at the airport. I kept my normal number for calls while using this for data. Telling my friends about this.
Grace
GotoeSIM Support
· 8 months ago Thanks a lot, Kenji! So pleased it saved you from roaming bills. — Grace, GotoeSIM Support
Sven D.
Thailand · Nov 2025
No more hunting for a SIM card kiosk on arrival in Japan. Speeds were solid for maps, messaging and browsing.
Grace
GotoeSIM Support
· 8 months ago So glad to hear this, Sven! So pleased it saved you from roaming bills. Wishing you many more connected adventures! – Grace, GotoeSIM Support
Pablo C.
Egypt · Nov 2025
Exactly what I needed for travelling. Topping up was straightforward when I needed more.
Priya
GotoeSIM Support
· 8 months ago Thank you for the kind words, Pablo! Love that you were online the moment you landed in Japan. — Priya
Anna R.
Egypt · Nov 2025
Connected the moment I landed in Japan. Speeds were solid for maps, messaging and browsing. Zero regrets.
Grace
GotoeSIM Support
· 8 months ago Really appreciate this, Anna! So pleased it saved you from roaming bills. We're here whenever you travel again. – Grace 💜
Ava D.
United Kingdom · Nov 2025
Honestly better than buying a local SIM at the airport in Japan. Streaming and video calls worked without buffering. Telling my friends about this.
Tom
GotoeSIM Support
· 8 months ago Really appreciate this, Ava! So pleased it saved you from roaming bills. – Tom 💜
Lucas K.
Australia · Nov 2025
Honestly better than buying a local SIM at the airport. Customer support answered my question quickly. Will use GotoeSIM for my next trip for sure.
Sophie
GotoeSIM Support
· 8 months ago Really appreciate this, Lucas! Great to know the setup was quick and easy. – Sophie, GotoeSIM Support
Viktor D.
Canada · Nov 2025
Decent speeds, though slower than I expected in a few spots.
Emma
GotoeSIM Support
· 8 months ago Thank you for taking the time, Viktor. 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. – Emma, GotoeSIM Support
Kenji S.
Singapore · Oct 2025
Solid overall, just wish there was a bit more data for the price. Topping up was straightforward when I needed more.
Yuki
GotoeSIM Support
· 8 months ago Appreciate you sharing this, Kenji. 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. – Yuki 💜
Zoe T.
Canada · Oct 2025
Solid overall, just wish there was a bit more data for the price. Coverage was strong even outside the city.
Omar
GotoeSIM Support
· 9 months ago Thanks for the honest feedback, Zoe. We're constantly optimising speeds and coverage across Japan. Any questions, our team is at gotoesim.com/support. — Omar, GotoeSIM Support
Pablo S.
Italy · Oct 2025
Honestly better than buying a local SIM at the airport. I kept my normal number for calls while using this for data. Great experience overall.
Laura
GotoeSIM Support
· 9 months ago Cheers, Pablo! Thrilled it made staying connected effortless. — Laura, GotoeSIM Support
Ingrid R.
Italy · Oct 2025
Saved me a fortune on my holiday. Ran hotspot to my laptop with no issues.
Mark
GotoeSIM Support
· 9 months ago Thank you so much, Ingrid! Thrilled it made staying connected effortless. — Mark, GotoeSIM Support
Max L.
Australia · Oct 2025
First time using an eSIM and it was painless. I kept my normal number for calls while using this for data.
James
GotoeSIM Support
· 9 months ago Thanks for sharing, Max! Love that you were online the moment you landed in Japan. Enjoy your journeys! — James
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. · 5 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. · 6 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. · 7 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