Japan eSIM — reviews & details
Japan 500MB/Day (IIJ) · 500 MB/day · 1 days
176 reviews
Coverage & networks
- Japan NTT docomo 4G
Traveller reviews
Chloe T.
Saudi Arabia · Jul 2026
Honestly better than buying a local SIM at the airport. Streaming and video calls worked without buffering. Would definitely buy again.
Tom
GotoeSIM Support
· 1 month ago Thanks a lot, Chloe! Wonderful to hear it worked smoothly in Japan. Enjoy your journeys! — Tom
Viktor T.
South Korea · Jul 2026
Great value compared to roaming charges. Activation was automatic when I arrived. Exactly as described — no surprises.
Mark
GotoeSIM Support
· 1 month ago Thanks a lot, Viktor! So happy the Japan eSIM kept you connected. We're here whenever you travel again. – Mark 💜
Giulia S.
UAE · Jul 2026
Did the job without any drama. Customer support answered my question quickly.
Laura
GotoeSIM Support
· 1 month ago Thanks a lot, Giulia! Delighted the speeds worked well for you. – Laura 💜
Pablo B.
Netherlands · Jul 2026
Honestly better than buying a local SIM at the airport. Streaming and video calls worked without buffering. Made staying connected effortless.
Grace
GotoeSIM Support
· 1 month ago So glad to hear this, Pablo! Love that you were online the moment you landed in Japan. Wishing you many more connected adventures! — Grace, GotoeSIM Support
Louis B.
India · Jul 2026
First time using an eSIM and it was painless. Setup instructions in the app were clear and simple. Highly recommend for any traveller.
Priya
GotoeSIM Support
· 1 month ago Cheers, Louis! Delighted the speeds worked well for you. — Priya, GotoeSIM Support
Somchai C.
UAE · Jul 2026
Honestly better than buying a local SIM at the airport in Japan. Speeds were solid for maps, messaging and browsing. Zero regrets.
Sophie
GotoeSIM Support
· 1 month ago Thanks for sharing, Somchai! So happy the Japan eSIM kept you connected. — Sophie
Ji-woo L.
United States · Jul 2026
Saved me a fortune on my holiday. Streaming and video calls worked without buffering.
David
GotoeSIM Support
· 1 month ago Cheers, Ji-woo! Thrilled it made staying connected effortless. We're here whenever you travel again. — David
Omar C.
Sweden · Jul 2026
Honestly better than buying a local SIM at the airport. Signal held up well on trains and in rural areas. Exactly as described — no surprises.
Omar
GotoeSIM Support
· 1 month ago Really appreciate this, Omar! Love that you were online the moment you landed in Japan. Wishing you many more connected adventures! – Omar, GotoeSIM Support
Katya F.
France · Jul 2026
Saved me a fortune on my holiday. Setup instructions in the app were clear and simple.
Emma
GotoeSIM Support
· 1 month ago So glad to hear this, Katya! Great to know the setup was quick and easy. Safe travels, and see you on your next trip! – Emma, GotoeSIM Support
Marco G.
South Korea · Jul 2026
Exactly what I needed for travelling. Setup instructions in the app were clear and simple. Highly recommend for any traveller.
Ken
GotoeSIM Support
· 1 month ago Thank you for the kind words, Marco! So happy the Japan eSIM kept you connected. – Ken, GotoeSIM Support
Somchai L.
Australia · Jul 2026
Did the job without any drama. I kept my normal number for calls while using this for data. Exactly as described — no surprises.
Sophie
GotoeSIM Support
· 1 month ago Really appreciate this, Somchai! So pleased it saved you from roaming bills. — Sophie, GotoeSIM Support
Omar M.
Netherlands · Jul 2026
First time using an eSIM and it was painless. Signal held up well on trains and in rural areas. Exactly as described — no surprises.
Priya
GotoeSIM Support
· 1 month ago Cheers, Omar! Wonderful to hear it worked smoothly in Japan. We're here whenever you travel again. — Priya
Kenji L.
UAE · Jul 2026
Super easy to set up before I flew out. Activation was automatic when I arrived. Zero regrets.
Grace
GotoeSIM Support
· 1 month ago Thank you for the kind words, Kenji! So pleased it saved you from roaming bills. — Grace, GotoeSIM Support
Sarah S.
Thailand · Jul 2026
Bought it the night before my flight — smooth process in Japan. Customer support answered my question quickly. Made staying connected effortless.
James
GotoeSIM Support
· 1 month ago Thank you for the kind words, Sarah! Thrilled it made staying connected effortless. Safe travels, and see you on your next trip! – James 💜
Olivia H.
Thailand · Jul 2026
Bought it the night before my flight — smooth process. Speeds were solid for maps, messaging and browsing.
Grace
GotoeSIM Support
· 2 months ago Thanks a lot, Olivia! Delighted the speeds worked well for you. Enjoy your journeys! — Grace, GotoeSIM Support
Frequently asked questions
How much does the Japan eSIM cost?
The Japan 500MB/Day (IIJ) plan costs $0.80 for 500 MB/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
James B. · 3 weeks ago
Is 5G supported or just 4G?
Hi James! Our Japan eSIM plans support both 4G and 5G, depending on your device and local network availability. Just make sure your phone is eSIM-compatible and unlocked for the best experience. Enjoy your travels! – Mark, GotoeSIM Support
Lucia R. · 2 months ago
Thanks, installed with no problems on my Samsung.
Yes Lucia, recent Samsung Galaxy models support eSIM — add it under Settings › Connections › SIM manager. – Emma, GotoeSIM Support
Noah C. · 2 months ago
Will this keep my WhatsApp active with my home number?
Your number stays active for WhatsApp, Noah! The eSIM just handles data. – David, GotoeSIM Support
Ji-woo C. · 2 months ago
Is 5G supported or just 4G?
Yes Ji-woo, 5G is supported where the local network offers it, otherwise fast 4G. — Laura, GotoeSIM Support
Ravi V. · 8 months ago
Great guide, the setup steps were really helpful.
So glad it helped, Ravi! We're always here if you need anything. — James, GotoeSIM Support
Nadia B. · 9 months ago
Does the validity start on purchase or on first use?
Validity usually starts when you first connect in your destination, Nadia — not at purchase. — Ken
Lea L. · 9 months ago
Can I use this for hotspot/tethering?
Tethering is supported, Lea! Feel free to hotspot to your other devices. — Omar
Mohammed T. · 11 months ago
Which networks does this connect to?
You'll be on top local networks, Mohammed — full details are on the plan page under Coverage. – Anna, GotoeSIM Support
Ravi G. · 11 months ago
Does this work on an iPhone 13?
Yes Ravi, it works on iPhone XS and newer — just add the eSIM under Settings › Cellular › Add eSIM. — Mark, GotoeSIM Support
Sophia M. · 11 months ago
Do I need to install it before I travel or after I arrive?
We recommend installing before you travel, Sophia, then it activates automatically on arrival. – Laura 💜
Ji-woo V. · 1 year ago
How long does the QR code take to arrive after payment?
Your QR code arrives instantly, Ji-woo — within seconds of payment, by email and in your account. – Diego 💜
Elena P. · 1 year ago
Is roaming charged extra or is it all included?
Roaming is included in the plan, Elena — no extra charges, it's all prepaid. – Ingrid 💜
Sofia M. · 1 year ago
Can I top up the same eSIM instead of buying a new one?
Yes Sofia, you can top up the same eSIM anytime — no need to buy a new one. – Sophie, GotoeSIM Support