Japan eSIM — reviews & details
Japan 1GB 7Days (IIJ) · 1 GB · 7 days
620 reviews
Coverage & networks
- Japan NTT docomo 4G
Traveller reviews
Katya P.
United Kingdom · Jan 2026
Super easy to set up before I flew out. Activation was automatic when I arrived. Will use GotoeSIM for my next trip for sure.
Grace
GotoeSIM Support
· 6 months ago Thanks for sharing, Katya! So happy the Japan eSIM kept you connected. Safe travels, and see you on your next trip! — Grace, GotoeSIM Support
Hana W.
Spain · Jan 2026
Great value compared to roaming charges. Ran hotspot to my laptop with no issues. A must-have for international travel.
Sophie
GotoeSIM Support
· 6 months ago Cheers, Hana! Love that you were online the moment you landed in Japan. Safe travels, and see you on your next trip! – Sophie 💜
Ananya L.
Netherlands · Dec 2025
Connected the moment I landed in Japan. Setup instructions in the app were clear and simple. Exactly as described — no surprises.
Ingrid
GotoeSIM Support
· 6 months ago Thank you so much, Ananya! So pleased it saved you from roaming bills. Wishing you many more connected adventures! – Ingrid, GotoeSIM Support
Viktor V.
United Kingdom · Dec 2025
Connected the moment I landed. Activation was automatic when I arrived. Zero regrets.
James
GotoeSIM Support
· 6 months ago Cheers, Viktor! So happy the Japan eSIM kept you connected. Come back anytime! – James 💜
Chloe H.
Portugal · Dec 2025
Exactly what I needed for travelling. Streaming and video calls worked without buffering.
Sara
GotoeSIM Support
· 6 months ago Thank you so much, Chloe! Delighted the speeds worked well for you. Safe travels, and see you on your next trip! – Sara, GotoeSIM Support
Min-jun W.
Poland · Dec 2025
Honestly better than buying a local SIM at the airport. Streaming and video calls worked without buffering. Zero regrets.
Tom
GotoeSIM Support
· 6 months ago Thanks a lot, Min-jun! Great to know the setup was quick and easy. Safe travels, and see you on your next trip! – Tom, GotoeSIM Support
Anna T.
Mexico · Dec 2025
Good coverage in the city, a bit patchy in remote areas.
Yuki
GotoeSIM Support
· 6 months ago Appreciate you sharing this, Anna. 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. — Yuki, GotoeSIM Support
Hana N.
Germany · Dec 2025
Connected the moment I landed. Activation was automatic when I arrived in Japan. Will use GotoeSIM for my next trip for sure.
Omar
GotoeSIM Support
· 7 months ago Thanks for sharing, Hana! Great to know the setup was quick and easy. Come back anytime! — Omar
Fatima F.
Italy · Dec 2025
First time using an eSIM and it was painless in Japan. Topping up was straightforward when I needed more.
Omar
GotoeSIM Support
· 7 months ago So glad to hear this, Fatima! Delighted the speeds worked well for you. — Omar
Ji-woo S.
United States · Dec 2025
Bought it the night before my flight — smooth process. Activation was automatic when I arrived. Zero regrets.
Priya
GotoeSIM Support
· 7 months ago So glad to hear this, Ji-woo! Great to know the setup was quick and easy. Come back anytime! – Priya 💜
Katya C.
Australia · Dec 2025
Connected the moment I landed. Speeds were solid for maps, messaging and browsing. A must-have for international travel.
Anna
GotoeSIM Support
· 7 months ago So glad to hear this, Katya! Thrilled it made staying connected effortless. – Anna 💜
Nguyen K.
Singapore · Dec 2025
Super easy to set up before I flew out. Signal held up well on trains and in rural areas. Would definitely buy again.
Laura
GotoeSIM Support
· 7 months ago Thank you for the kind words, Nguyen! Delighted the speeds worked well for you. Wishing you many more connected adventures! — Laura, GotoeSIM Support
Fatima H.
Switzerland · Dec 2025
Saved me a fortune on my holiday in Japan. Setup instructions in the app were clear and simple. Zero regrets.
Grace
GotoeSIM Support
· 7 months ago Thank you for the kind words, Fatima! Great to know the setup was quick and easy. We're here whenever you travel again. — Grace
Carlos V.
Netherlands · Dec 2025
Solid overall, just wish there was a bit more data for the price.
Sara
GotoeSIM Support
· 7 months ago Appreciate you sharing this, Carlos. 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. — Sara, GotoeSIM Support
James T.
Switzerland · Dec 2025
Connected the moment I landed in Japan. Speeds were solid for maps, messaging and browsing.
Anna
GotoeSIM Support
· 7 months ago Thanks a lot, James! So pleased it saved you from roaming bills. We're here whenever you travel again. – Anna, GotoeSIM Support
Frequently asked questions
How much does the Japan eSIM cost?
The Japan 1GB 7Days (IIJ) plan costs $1.05 for 1 GB over 7 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
Carlos M. · 2 months ago
Which networks does this connect to?
It connects to trusted local partner networks, Carlos, on 4G/5G where available. – Grace 💜
Zoe B. · 2 months ago
Is 5G supported or just 4G?
Yes Zoe, 5G is supported where the local network offers it, otherwise fast 4G. — Tom, GotoeSIM Support
Max G. · 3 months ago
Will this keep my WhatsApp active with my home number?
Your number stays active for WhatsApp, Max! The eSIM just handles data. – Yuki 💜
Liam G. · 3 months ago
How long does the QR code take to arrive after payment?
It's immediate, Liam! The QR code is delivered the moment your payment goes through. – Laura, GotoeSIM Support
Ethan V. · 5 months ago
Can I top up the same eSIM instead of buying a new one?
Topping up is easy, Ethan! Just add more data to your existing eSIM in the app. – Mark 💜
Viktor T. · 6 months ago
Does this work on an iPhone 13?
Absolutely, Viktor! Any iPhone XS or newer supports it. Scan the QR in Settings › Cellular. — Sophie, GotoeSIM Support
Pablo W. · 7 months ago
Is roaming charged extra or is it all included?
Roaming is included in the plan, Pablo — no extra charges, it's all prepaid. — Ken, GotoeSIM Support
Grace T. · 7 months ago
Does the validity start on purchase or on first use?
The clock starts on first use in-country, Grace, so buying early is totally fine. — Priya, GotoeSIM Support
Aisha G. · 8 months ago
Great guide, the setup steps were really helpful.
So glad it helped, Aisha! We're always here if you need anything. – David, GotoeSIM Support
James H. · 10 months ago
How do I check how much data I have left?
Your usage is tracked live in the app, James — check My eSIMs anytime. – Omar 💜
Chloe L. · 1 year ago
Thanks, installed with no problems on my Samsung.
Yes Chloe, recent Samsung Galaxy models support eSIM — add it under Settings › Connections › SIM manager. — Sara, GotoeSIM Support
Mei L. · 1 year ago
Can I use this for hotspot/tethering?
Yes Mei, hotspot/tethering works fine — share your data to a laptop or tablet anytime. — Ingrid, GotoeSIM Support