Japan eSIM — reviews & details
Japan 20GB 30Days · 20 GB · 30 days
620 reviews
Coverage & networks
- Japan NTT docomo 5G Rakuten Mobile 5G KDDI/au 5G SoftBank 5G
Traveller reviews
Thomas V.
Japan · Aug 2025
Great value compared to roaming charges. Topping up was straightforward when I needed more. Would definitely buy again.
Sophie
GotoeSIM Support
· 1 year ago Thanks a lot, Thomas! So pleased it saved you from roaming bills. We're here whenever you travel again. — Sophie
Sofia T.
Switzerland · Aug 2025
Great value compared to roaming charges. Activation was automatic when I arrived. Highly recommend for any traveller.
Grace
GotoeSIM Support
· 1 year ago Thanks a lot, Sofia! So pleased it saved you from roaming bills. — Grace
Somchai B.
Spain · Jul 2025
First time using an eSIM and it was painless. The QR code arrived instantly by email. A must-have for international travel.
Grace
GotoeSIM Support
· 1 year ago Really appreciate this, Somchai! Delighted the speeds worked well for you. Wishing you many more connected adventures! — Grace, eSIM TopUp Support
Nguyen D.
Canada · Jul 2025
No more hunting for a SIM card kiosk on arrival. Ran hotspot to my laptop with no issues.
Sophie
GotoeSIM Support
· 1 year ago Thanks for sharing, Nguyen! Wonderful to hear it worked smoothly in Japan. Come back anytime! — Sophie, eSIM TopUp Support
Pablo P.
Netherlands · Jul 2025
Super easy to set up before I flew out. Ran hotspot to my laptop with no issues. Would definitely buy again.
Sophie
GotoeSIM Support
· 1 year ago Really appreciate this, Pablo! Love that you were online the moment you landed in Japan. – Sophie, eSIM TopUp Support
Ananya T.
Vietnam · Jul 2025
Bought it the night before my flight — smooth process. Speeds were solid for maps, messaging and browsing.
Ken
GotoeSIM Support
· 1 year ago Thanks a lot, Ananya! So happy the Japan eSIM kept you connected. Safe travels, and see you on your next trip! – Ken, eSIM TopUp Support
Haruto K.
Vietnam · Jul 2025
Great value compared to roaming charges in Japan. I kept my normal number for calls while using this for data. Five stars from me.
Mark
GotoeSIM Support
· 1 year ago Really appreciate this, Haruto! Wonderful to hear it worked smoothly in Japan. – Mark, eSIM TopUp Support
Katya P.
Germany · Jul 2025
Super easy to set up before I flew out. I kept my normal number for calls while using this for data.
David
GotoeSIM Support
· 1 year ago Thank you for the kind words, Katya! Thrilled it made staying connected effortless. Come back anytime! – David, eSIM TopUp Support
Ethan L.
New Zealand · Jul 2025
Decent speeds, though slower than I expected in a few spots. Setup instructions in the app were clear and simple.
Sophie
GotoeSIM Support
· 1 year ago Thank you for taking the time, Ethan. Good to hear it did the job, and we're working to make it even better. Reach us anytime at esimtopup.io/support if we can help. – Sophie 💜
Pablo L.
Singapore · Jul 2025
First time using an eSIM and it was painless. Ran hotspot to my laptop with no issues.
James
GotoeSIM Support
· 1 year ago Thanks a lot, Pablo! Great to know the setup was quick and easy. Wishing you many more connected adventures! — James, eSIM TopUp Support
James B.
India · Jul 2025
Connected the moment I landed. Customer support answered my question quickly. Great experience overall.
James
GotoeSIM Support
· 1 year ago Thank you for the kind words, James! So happy the Japan eSIM kept you connected. We're here whenever you travel again. – James 💜
Sri F.
Spain · Jul 2025
Honestly better than buying a local SIM at the airport. Setup instructions in the app were clear and simple. A must-have for international travel.
Tom
GotoeSIM Support
· 1 year ago Thanks a lot, Sri! Thrilled it made staying connected effortless. — Tom
Omar L.
Australia · Jul 2025
Honestly better than buying a local SIM at the airport. Activation was automatic when I arrived. Five stars from me.
Sara
GotoeSIM Support
· 1 year ago So glad to hear this, Omar! So happy the Japan eSIM kept you connected. We're here whenever you travel again. — Sara, eSIM TopUp Support
Pablo W.
Turkey · Jul 2025
Honestly better than buying a local SIM at the airport. Activation was automatic when I arrived. Highly recommend for any traveller.
Tom
GotoeSIM Support
· 1 year ago Thanks a lot, Pablo! So pleased it saved you from roaming bills. – Tom 💜
Liam H.
Poland · Jul 2025
Saved me a fortune on my holiday. Topping up was straightforward when I needed more. Would definitely buy again.
Yuki
GotoeSIM Support
· 1 year ago Thanks a lot, Liam! Wonderful to hear it worked smoothly in Japan. — Yuki
Frequently asked questions
How much does the Japan eSIM cost?
The Japan 20GB 30Days plan costs $12.30 for 20 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 eSIM TopUp 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
Arjun V. · 5 days ago
Is 5G supported or just 4G?
Beatriz R. · 3 weeks ago
Great guide, the setup steps were really helpful.
Noah F. · 2 months ago
Will this keep my WhatsApp active with my home number?
Lucia B. · 3 months ago
Which networks does this connect to?
Katya K. · 3 months ago
Is roaming charged extra or is it all included?
Ethan L. · 5 months ago
Do I need to install it before I travel or after I arrive?
Ava G. · 5 months ago
Does this work on an iPhone 13?
Hugo B. · 6 months ago
Thanks, installed with no problems on my Samsung.
Wei L. · 9 months ago
Can I use this for hotspot/tethering?
Emma V. · 11 months ago
Does the validity start on purchase or on first use?
Liam P. · 1 year ago
Can I use it in nearby countries too?
Louis H. · 1 year ago
Can I top up the same eSIM instead of buying a new one?