Japan eSIM — reviews & details
Japan 1GB 7Days (IIJ) · 1 GB · 7 days
620 reviews
Coverage & networks
- Japan NTT docomo 4G
Traveller reviews
Anna W.
Spain · Jul 2025
Did the job without any drama in Japan. The QR code arrived instantly by email. Made staying connected effortless.
James
GotoeSIM Support
· 1 year ago Cheers, Anna! So pleased it saved you from roaming bills. We're here whenever you travel again. — James, GotoeSIM Support
Olivia V.
South Korea · Jul 2025
Worked fine but took a little while to connect at first.
Yuki
GotoeSIM Support
· 1 year ago Thank you for taking the time, Olivia. Glad it mostly worked for you in Japan — we're always improving our coverage. Any questions, our team is at gotoesim.com/support. — Yuki, GotoeSIM Support
Arjun H.
Brazil · Jul 2025
Great value compared to roaming charges. Setup instructions in the app were clear and simple. Great experience overall.
Ken
GotoeSIM Support
· 1 year ago Thanks a lot, Arjun! Wonderful to hear it worked smoothly in Japan. Wishing you many more connected adventures! — Ken, GotoeSIM Support
Thomas G.
Saudi Arabia · Jul 2025
No more hunting for a SIM card kiosk on arrival. Activation was automatic when I arrived. A must-have for international travel.
Diego
GotoeSIM Support
· 1 year ago Thank you for the kind words, Thomas! So happy the Japan eSIM kept you connected. We're here whenever you travel again. — Diego
Diego S.
Thailand · Jul 2025
Saved me a fortune on my holiday. Signal held up well on trains and in rural areas. A must-have for international travel.
Diego
GotoeSIM Support
· 1 year ago Thank you so much, Diego! Wonderful to hear it worked smoothly in Japan. Enjoy your journeys! – Diego 💜
Nguyen M.
Brazil · Jul 2025
Installed in minutes by scanning the QR code. Signal held up well on trains and in rural areas. Zero regrets.
Diego
GotoeSIM Support
· 1 year ago So glad to hear this, Nguyen! Great to know the setup was quick and easy. Come back anytime! — Diego
Arjun W.
New Zealand · Jul 2025
Connected the moment I landed. Topping up was straightforward when I needed more. Telling my friends about this.
Ken
GotoeSIM Support
· 1 year ago Thanks a lot, Arjun! Thrilled it made staying connected effortless. Wishing you many more connected adventures! — Ken
Wei N.
Switzerland · Jul 2025
No more hunting for a SIM card kiosk on arrival. The QR code arrived instantly by email. A must-have for international travel.
Ken
GotoeSIM Support
· 1 year ago So glad to hear this, Wei! Great to know the setup was quick and easy. – Ken 💜
Sofia K.
Mexico · Jul 2025
First time using an eSIM and it was painless in Japan. Speeds were solid for maps, messaging and browsing. Five stars from me.
Sophie
GotoeSIM Support
· 1 year ago Thank you for the kind words, Sofia! Love that you were online the moment you landed in Japan. Wishing you many more connected adventures! – Sophie 💜
Thomas M.
Indonesia · Jul 2025
Exactly what I needed for travelling in Japan. Customer support answered my question quickly. Highly recommend for any traveller.
Omar
GotoeSIM Support
· 1 year ago So glad to hear this, Thomas! Great to know the setup was quick and easy. — Omar
Ryan F.
Germany · Jul 2025
Great value compared to roaming charges. Streaming and video calls worked without buffering.
Grace
GotoeSIM Support
· 1 year ago Thanks for sharing, Ryan! Love that you were online the moment you landed in Japan. Safe travels, and see you on your next trip! — Grace, GotoeSIM Support
Ji-woo P.
Saudi Arabia · Jul 2025
Super easy to set up before I flew out in Japan. Signal held up well on trains and in rural areas. Zero regrets.
Yuki
GotoeSIM Support
· 1 year ago Thank you for the kind words, Ji-woo! Delighted the speeds worked well for you. – Yuki 💜
Diego T.
Mexico · Jun 2025
Honestly better than buying a local SIM at the airport. Topping up was straightforward when I needed more. Made staying connected effortless.
Mark
GotoeSIM Support
· 1 year ago So glad to hear this, Diego! Great to know the setup was quick and easy. Come back anytime! — Mark
Omar S.
United Kingdom · Jun 2025
Exactly what I needed for travelling. Activation was automatic when I arrived.
Diego
GotoeSIM Support
· 1 year ago Thank you for the kind words, Omar! So happy the Japan eSIM kept you connected. Safe travels, and see you on your next trip! — Diego, GotoeSIM Support
Sarah R.
UAE · Jun 2025
Honestly better than buying a local SIM at the airport. The QR code arrived instantly by email. A must-have for international travel.
Sara
GotoeSIM Support
· 1 year ago So glad to hear this, Sarah! So pleased it saved you from roaming bills. Wishing you many more connected adventures! — Sara
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. · 8 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