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
Grace B.
Singapore · Nov 2025
Used this on my trip and it worked perfectly. Activation was automatic when I arrived.
Sara
GotoeSIM Support
· 9 months ago So glad to hear this, Grace! Great to know the setup was quick and easy. – Sara 💜
Mateo M.
Japan · Nov 2025
Installed in minutes by scanning the QR code. Topping up was straightforward when I needed more. Zero regrets.
Yuki
GotoeSIM Support
· 9 months ago Really appreciate this, Mateo! Great to know the setup was quick and easy. — Yuki
Budi P.
Singapore · Nov 2025
Exactly what I needed for travelling. Data lasted the whole trip with room to spare.
Tom
GotoeSIM Support
· 9 months ago Thank you so much, Budi! Thrilled it made staying connected effortless. Enjoy your journeys! — Tom
Ryan S.
Vietnam · Nov 2025
Bought it the night before my flight — smooth process. Topping up was straightforward when I needed more. Highly recommend for any traveller.
David
GotoeSIM Support
· 9 months ago Thank you so much, Ryan! So happy the Japan eSIM kept you connected. Safe travels, and see you on your next trip! — David
Louis S.
India · Nov 2025
Saved me a fortune on my holiday. Customer support answered my question quickly.
Laura
GotoeSIM Support
· 9 months ago Thanks for sharing, Louis! Delighted the speeds worked well for you. Come back anytime! – Laura 💜
Haruto T.
Ireland · Nov 2025
Installed in minutes by scanning the QR code. The QR code arrived instantly by email. Will use eSIM TopUp for my next trip for sure.
Ingrid
GotoeSIM Support
· 9 months ago Really appreciate this, Haruto! So happy the Japan eSIM kept you connected. Enjoy your journeys! – Ingrid, eSIM TopUp Support
Grace C.
Philippines · Nov 2025
Exactly what I needed for travelling. Speeds were solid for maps, messaging and browsing. Will use eSIM TopUp for my next trip for sure.
Priya
GotoeSIM Support
· 9 months ago Thank you so much, Grace! So happy the Japan eSIM kept you connected. Safe travels, and see you on your next trip! — Priya, eSIM TopUp Support
Min-jun L.
Brazil · Nov 2025
First time using an eSIM and it was painless in Japan. Speeds were solid for maps, messaging and browsing. Zero regrets.
Tom
GotoeSIM Support
· 9 months ago Thank you for the kind words, Min-jun! So pleased it saved you from roaming bills. Enjoy your journeys! – Tom, eSIM TopUp Support
Sven F.
South Korea · Nov 2025
Great value compared to roaming charges. Streaming and video calls worked without buffering. Will use eSIM TopUp for my next trip for sure.
Ingrid
GotoeSIM Support
· 9 months ago Really appreciate this, Sven! Love that you were online the moment you landed in Japan. — Ingrid
Nadia N.
Vietnam · Nov 2025
Honestly better than buying a local SIM at the airport. Topping up was straightforward when I needed more.
Ingrid
GotoeSIM Support
· 9 months ago Thank you so much, Nadia! Great to know the setup was quick and easy. Wishing you many more connected adventures! – Ingrid 💜
Mei K.
Germany · Oct 2025
Connected the moment I landed. Ran hotspot to my laptop with no issues.
Omar
GotoeSIM Support
· 9 months ago Thanks for sharing, Mei! Great to know the setup was quick and easy. Come back anytime! – Omar, eSIM TopUp Support
Ravi M.
Mexico · Oct 2025
Exactly what I needed for travelling. Coverage was strong even outside the city.
Sara
GotoeSIM Support
· 9 months ago Thank you for the kind words, Ravi! So happy the Japan eSIM kept you connected. — Sara, eSIM TopUp Support
Priya G.
UAE · Oct 2025
Used this on my trip and it worked perfectly. Activation was automatic when I arrived. Great experience overall.
Mark
GotoeSIM Support
· 9 months ago So glad to hear this, Priya! So happy the Japan eSIM kept you connected. We're here whenever you travel again. — Mark, eSIM TopUp Support
Andre R.
Netherlands · Oct 2025
Did the job without any drama. Ran hotspot to my laptop with no issues. Will use eSIM TopUp for my next trip for sure.
Ken
GotoeSIM Support
· 9 months ago Thanks a lot, Andre! Delighted the speeds worked well for you. – Ken 💜
Ananya N.
United Kingdom · Oct 2025
Install took me two tries but was fine after that.
David
GotoeSIM Support
· 9 months ago Thank you for taking the time, Ananya. Glad it mostly worked for you in Japan — we're always improving our coverage. Any questions, our team is at esimtopup.io/support. – David, eSIM TopUp Support
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?