Japan eSIM — reviews & details
Japan 1GB 7Days (IIJ) · 1 GB · 7 days
620 reviews
Coverage & networks
- Japan NTT docomo 4G
Traveller reviews
Anna B.
Turkey · Jul 2026
Super easy to set up before I flew out. Signal held up well on trains and in rural areas.
Anna
GotoeSIM Support
· 1 week ago So glad to hear this, Anna! Love that you were online the moment you landed in Japan. Come back anytime! – Anna, GotoeSIM Support
Wei R.
Portugal · Jul 2026
Used this on my trip and it worked perfectly. The QR code arrived instantly by email.
Omar
GotoeSIM Support
· 2 weeks ago Thank you so much, Wei! Great to know the setup was quick and easy. Safe travels, and see you on your next trip! – Omar 💜
Ravi N.
Japan · Jul 2026
Connected the moment I landed. Setup instructions in the app were clear and simple. Highly recommend for any traveller.
Laura
GotoeSIM Support
· 2 weeks ago Cheers, Ravi! So happy the Japan eSIM kept you connected. We're here whenever you travel again. – Laura, GotoeSIM Support
Thomas L.
Germany · Jul 2026
Did the job without any drama in Japan. The QR code arrived instantly by email. Highly recommend for any traveller.
Grace
GotoeSIM Support
· 2 weeks ago So glad to hear this, Thomas! Delighted the speeds worked well for you. – Grace, GotoeSIM Support
Sarah C.
Vietnam · Jul 2026
Bought it the night before my flight — smooth process. Topping up was straightforward when I needed more.
Emma
GotoeSIM Support
· 3 weeks ago Really appreciate this, Sarah! So pleased it saved you from roaming bills. – Emma 💜
Andre H.
New Zealand · Jun 2026
Honestly better than buying a local SIM at the airport. Coverage was strong even outside the city. Would definitely buy again.
Emma
GotoeSIM Support
· 1 month ago So glad to hear this, Andre! So happy the Japan eSIM kept you connected. Wishing you many more connected adventures! — Emma
Hana G.
Singapore · Jun 2026
Great value compared to roaming charges. The QR code arrived instantly by email.
Yuki
GotoeSIM Support
· 1 month ago Thank you so much, Hana! Great to know the setup was quick and easy. Enjoy your journeys! – Yuki 💜
Hugo P.
UAE · Jun 2026
Great value compared to roaming charges. Signal held up well on trains and in rural areas.
Grace
GotoeSIM Support
· 1 month ago Thank you so much, Hugo! Thrilled it made staying connected effortless. Safe travels, and see you on your next trip! — Grace
Priya N.
Vietnam · Jun 2026
Exactly what I needed for travelling. Ran hotspot to my laptop with no issues. Highly recommend for any traveller.
James
GotoeSIM Support
· 1 month ago Thank you for the kind words, Priya! Delighted the speeds worked well for you. Safe travels, and see you on your next trip! — James
Nadia K.
United Kingdom · Jun 2026
First time using an eSIM and it was painless in Japan. Signal held up well on trains and in rural areas. Telling my friends about this.
Sara
GotoeSIM Support
· 1 month ago Thank you for the kind words, Nadia! So pleased it saved you from roaming bills. – Sara, GotoeSIM Support
Budi T.
South Korea · Jun 2026
Honestly better than buying a local SIM at the airport. Coverage was strong even outside the city. Made staying connected effortless.
Tom
GotoeSIM Support
· 1 month ago Cheers, Budi! Wonderful to hear it worked smoothly in Japan. Safe travels, and see you on your next trip! – Tom, GotoeSIM Support
Yuki K.
United States · May 2026
Great value compared to roaming charges. Setup instructions in the app were clear and simple.
Laura
GotoeSIM Support
· 1 month ago Thank you so much, Yuki! Wonderful to hear it worked smoothly in Japan. Enjoy your journeys! — Laura, GotoeSIM Support
Camila V.
Switzerland · May 2026
Bought it the night before my flight — smooth process. Coverage was strong even outside the city. Telling my friends about this.
Diego
GotoeSIM Support
· 2 months ago Thanks for sharing, Camila! Delighted the speeds worked well for you. We're here whenever you travel again. – Diego 💜
Min-jun S.
United States · May 2026
No more hunting for a SIM card kiosk on arrival. Topping up was straightforward when I needed more. Telling my friends about this.
Ken
GotoeSIM Support
· 2 months ago Cheers, Min-jun! So happy the Japan eSIM kept you connected. Enjoy your journeys! – Ken, GotoeSIM Support
Nadia T.
Brazil · May 2026
Used this on my trip and it worked perfectly. Setup instructions in the app were clear and simple. Exactly as described — no surprises.
Emma
GotoeSIM Support
· 2 months ago Thank you so much, Nadia! So happy the Japan eSIM kept you connected. – Emma 💜
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