Japan & South Korea eSIM — reviews & details
Japan & South Korea 1GB/Day · 1 GB/day · 1 days
620 reviews
Coverage & networks
- Japan KDDI/au 5G
- South Korea SKTelecom 5G LG Uplus 5G
Traveller reviews
Chloe D.
Ireland · May 2025
Saved me a fortune on my holiday. Signal held up well on trains and in rural areas. Made staying connected effortless.
Emma
GotoeSIM Support
· 1 year ago Cheers, Chloe! Wonderful to hear it worked smoothly in Japan & South Korea. — Emma, eSIM TopUp Support
Lea V.
France · May 2025
Used this on my trip and it worked perfectly. Customer support answered my question quickly. Highly recommend for any traveller.
Yuki
GotoeSIM Support
· 1 year ago Really appreciate this, Lea! Great to know the setup was quick and easy. — Yuki
Sofia G.
Canada · May 2025
Honestly better than buying a local SIM at the airport. Streaming and video calls worked without buffering. A must-have for international travel.
Sara
GotoeSIM Support
· 1 year ago Thank you for the kind words, Sofia! Wonderful to hear it worked smoothly in Japan & South Korea. We're here whenever you travel again. — Sara, eSIM TopUp Support
Kenji B.
Japan · Apr 2025
Saved me a fortune on my holiday. Topping up was straightforward when I needed more.
Omar
GotoeSIM Support
· 1 year ago Thanks for sharing, Kenji! So happy the Japan & South Korea eSIM kept you connected. We're here whenever you travel again. — Omar, eSIM TopUp Support
Marco R.
Australia · Apr 2025
Installed in minutes by scanning the QR code. Data lasted the whole trip with room to spare. Zero regrets.
Ken
GotoeSIM Support
· 1 year ago So glad to hear this, Marco! So happy the Japan & South Korea eSIM kept you connected. – Ken, eSIM TopUp Support
Mohammed F.
Brazil · Apr 2025
Installed in minutes by scanning the QR code. The QR code arrived instantly by email. Zero regrets.
Priya
GotoeSIM Support
· 1 year ago So glad to hear this, Mohammed! Thrilled it made staying connected effortless. — Priya
Carlos P.
Singapore · Apr 2025
First time using an eSIM and it was painless. Streaming and video calls worked without buffering. Exactly as described — no surprises.
Priya
GotoeSIM Support
· 1 year ago Thanks a lot, Carlos! Delighted the speeds worked well for you. — Priya, eSIM TopUp Support
Thomas M.
Ireland · Apr 2025
Great value compared to roaming charges. Data lasted the whole trip with room to spare. Will use eSIM TopUp for my next trip for sure.
David
GotoeSIM Support
· 1 year ago Thanks a lot, Thomas! Thrilled it made staying connected effortless. Wishing you many more connected adventures! — David
Mateo R.
Egypt · Apr 2025
Did the job without any drama. Data lasted the whole trip with room to spare. Great experience overall.
James
GotoeSIM Support
· 1 year ago Thanks for sharing, Mateo! Wonderful to hear it worked smoothly in Japan & South Korea. – James, eSIM TopUp Support
Noah V.
Portugal · Apr 2025
Bought it the night before my flight — smooth process. Coverage was strong even outside the city.
Sara
GotoeSIM Support
· 1 year ago So glad to hear this, Noah! Delighted the speeds worked well for you. — Sara
Budi T.
Germany · Mar 2025
Honestly better than buying a local SIM at the airport. I kept my normal number for calls while using this for data.
Sara
GotoeSIM Support
· 1 year ago So glad to hear this, Budi! Love that you were online the moment you landed in Japan & South Korea. – Sara, eSIM TopUp Support
Ryan N.
Turkey · Mar 2025
Did the job without any drama in Japan & South Korea. Streaming and video calls worked without buffering.
Diego
GotoeSIM Support
· 1 year ago Really appreciate this, Ryan! Thrilled it made staying connected effortless. Wishing you many more connected adventures! — Diego
Priya B.
United States · Mar 2025
Connected the moment I landed. Data lasted the whole trip with room to spare. A must-have for international travel.
David
GotoeSIM Support
· 1 year ago Really appreciate this, Priya! Wonderful to hear it worked smoothly in Japan & South Korea. — David
Marco B.
Italy · Mar 2025
Bought it the night before my flight — smooth process in Japan & South Korea. The QR code arrived instantly by email. Zero regrets.
Anna
GotoeSIM Support
· 1 year ago So glad to hear this, Marco! Delighted the speeds worked well for you. Wishing you many more connected adventures! – Anna, eSIM TopUp Support
Anna C.
Vietnam · Mar 2025
No more hunting for a SIM card kiosk on arrival in Japan & South Korea. Ran hotspot to my laptop with no issues. Would definitely buy again.
Anna
GotoeSIM Support
· 1 year ago Really appreciate this, Anna! Delighted the speeds worked well for you. We're here whenever you travel again. – Anna, eSIM TopUp Support
Frequently asked questions
How much does the Japan & South Korea eSIM cost?
The Japan & South Korea 1GB/Day plan costs $2.03 for 1 GB/day over 1 days, paid once with no hidden fees.
How do I activate my Japan & South Korea 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 & South Korea.
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 & South Korea.
Comments & questions
Marco K. · 1 week ago
How long does the QR code take to arrive after payment?
Beatriz S. · 1 month ago
Does this work on an iPhone 13?
Budi D. · 3 months ago
Will this keep my WhatsApp active with my home number?
Lucas P. · 4 months ago
Is 5G supported or just 4G?
Grace B. · 6 months ago
Thanks, installed with no problems on my Samsung.
Liam L. · 6 months ago
Does the validity start on purchase or on first use?
Beatriz V. · 8 months ago
Which networks does this connect to?
Haruto G. · 9 months ago
Is roaming charged extra or is it all included?
Ryan N. · 9 months ago
Can I use it in nearby countries too?
Ava B. · 10 months ago
Do I need to install it before I travel or after I arrive?
Camila P. · 11 months ago
Can I top up the same eSIM instead of buying a new one?
Sofia B. · 11 months ago
Can I use this for hotspot/tethering?